[BOLT][DWARF][NFC] Added double escape characters (#93348)

Added double escape characters to lines that describe a test.
2025-04-16 12:56:35 +00:00 · 2024-05-31 15:14:37 -07:00 · 2024-05-31 15:14:37 -07:00 · 11791ae7b0
commit 11791ae7b0
parent ad884d9728
222 changed files with 679 additions and 680 deletions
--- a/bolt/test/X86/addr32.s
+++ b/bolt/test/X86/addr32.s
@ -1,4 +1,4 @@
-# Check that we don't accidentally strip addr32 prefix
+## Check that we don't accidentally strip addr32 prefix

 # RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown %s -o %t.o
 # RUN: ld.lld %t.o -o %t.exe -nostdlib
--- a/bolt/test/X86/asm-func-debug.test
+++ b/bolt/test/X86/asm-func-debug.test
@ -1,13 +1,13 @@
-# Verify that we update DW_TAG_compile_unit' ranges and .debug_aranges
-# for assembly function that doesn't have corresponding DIE.
-#
-# The input test case foo() contains nops that we remove.
+## Verify that we update DW_TAG_compile_unit' ranges and .debug_aranges
+## for assembly function that doesn't have corresponding DIE.
+##
+## The input test case foo() contains nops that we remove.

 RUN: %clang %cflags -gdwarf-5 -no-pie %p/../Inputs/asm_foo.s %p/../Inputs/asm_main.c -o %t.exe
 RUN: llvm-bolt %t.exe -o %t --update-debug-sections
 RUN: llvm-dwarfdump -all %t | FileCheck %s

-# Check ranges were created/updated for asm compile unit
+## Check ranges were created/updated for asm compile unit
 CHECK:       0x0000000c: DW_TAG_compile_unit
 CHECK-NEXT:       DW_AT_stmt_list (0x00000000)
 CHECK-NEXT:       DW_AT_low_pc (0x0000000000000000)
@ -16,11 +16,11 @@ CHECK-NEXT:          [0x0000000000[[#%x,ADDR:]],
 CHECK-SAME:           0x0000000000[[#ADDR+1]]))
 CHECK-NEXT:       DW_AT_name ("{{.*}}asm_foo.s")

-# Check .debug_aranges was updated for asm module
+## Check .debug_aranges was updated for asm module
 CHECK: .debug_aranges contents:
 CHECK-NEXT:   Address Range Header: length = 0x0000002c, format = DWARF32, version = 0x0002, cu_offset = 0x00000000, addr_size = 0x08, seg_size = 0x00
 CHECK-NEXT:   [0x0000000000[[#ADDR]], 0x0000000000[[#ADDR+1]])

-# Check line number info was updated
+## Check line number info was updated
 CHECK:       0x0000000000[[#ADDR]]   13      0      0   0             0       0  is_stmt
 CHECK-NEXT:  0x0000000000[[#ADDR+1]] 13      0      0   0             0       0  is_stmt end_sequence
--- a/bolt/test/X86/avx512-trap.test
+++ b/bolt/test/X86/avx512-trap.test
@ -1,5 +1,5 @@
-# Check that BOLT inserts trap instruction at entry to functions that use AVX-512.
-# Check that AVX-512 instruction is updated correctly when -trap-avx512=0 is passed.
+## Check that BOLT inserts trap instruction at entry to functions that use AVX-512.
+## Check that AVX-512 instruction is updated correctly when -trap-avx512=0 is passed.

 RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-unknown -o %t.o \
 RUN:   %S/Inputs/avx512.s
@ -17,11 +17,11 @@ RUN:   FileCheck %s --check-prefix=CHECK-DIS-NO-TRAP

 CHECK: BOLT-WARNING: 1 function will trap on entry

-# Check that we have two ud2 instructions - one per entry.
+## Check that we have two ud2 instructions - one per entry.
 CHECK-DIS:      use_avx512
 CHECK-DIS-NEXT:    ud2
 CHECK-DIS-NEXT:    ud2

-# Check that we generate correct AVX-512
+## Check that we generate correct AVX-512
 CHECK-DIS-NO-TRAP:      use_avx512
-CHECK-DIS-NO-TRAP:          62 e2 f5 70 2c da    	vscalefpd 
+CHECK-DIS-NO-TRAP:          62 e2 f5 70 2c da    	vscalefpd
--- a/bolt/test/X86/bb-with-two-tail-calls.s
+++ b/bolt/test/X86/bb-with-two-tail-calls.s
@ -1,5 +1,5 @@
-# This reproduces a bug with dynostats when trying to compute branch stats
-# at a block with two tails calls (one conditional and one unconditional).
+## This reproduces a bug with dynostats when trying to compute branch stats
+## at a block with two tails calls (one conditional and one unconditional).

 # RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown \
 # RUN:   %s -o %t.o
@ -17,7 +17,7 @@
 # CHECK:         {{.*}}:   ja      {{.*}} # TAILCALL # Offset: 7 # CTCTakenCount: 4
 # CHECK-NEXT:    {{.*}}:   jmp     {{.*}} # TAILCALL # Offset: 13

-# Confirm that a deleted basic block is emitted at function end offset (0xe)
+## Confirm that a deleted basic block is emitted at function end offset (0xe)
 # CHECK-BAT: [[#%x,ADDR:]] g .text  [[#%x,SIZE:]] _start
 # CHECK-BAT: Function Address: 0x[[#%x,ADDR]]
 # CHECK-BAT: 0x[[#%x,SIZE]]
--- a/bolt/test/X86/block-reordering.test
+++ b/bolt/test/X86/block-reordering.test
@ -1,5 +1,5 @@
-# Tests whether llvm-bolt is able to reorder blocks and fix branches
-# according to the new function layout.
+## Tests whether llvm-bolt is able to reorder blocks and fix branches
+## according to the new function layout.

 RUN: yaml2obj %p/Inputs/blarge.yaml &> %t.exe
 RUN: llvm-bolt %t.exe -o %t.null --data %p/Inputs/blarge.fdata \
@ -46,4 +46,3 @@ CHECK:      Exec Count : 0
 CHECK:      Predecessors: .Ltmp{{.*}}
 CHECK:        {{.*}}:   movq    %rax, (%rsi)
 CHECK:        {{.*}}:   retq
-
--- a/bolt/test/X86/bolt-address-translation-internal-call.test
+++ b/bolt/test/X86/bolt-address-translation-internal-call.test
@ -1,8 +1,8 @@
-# This checks for an issue with internal calls and BAT (BOLT address
-# translation). BAT needs to map every output block back to an input
-# block, but passes that introduce new blocks (such as validate
-# internal calls) might create new blocks without a mapping to an
-# input block.
+## This checks for an issue with internal calls and BAT (BOLT address
+## translation). BAT needs to map every output block back to an input
+## block, but passes that introduce new blocks (such as validate
+## internal calls) might create new blocks without a mapping to an
+## input block.

 # REQUIRES: x86_64-linux,bolt-runtime

--- a/bolt/test/X86/bolt-address-translation-yaml.test
+++ b/bolt/test/X86/bolt-address-translation-yaml.test
@ -1,11 +1,11 @@
-# Check new BAT format containing hashes for YAML profile.
+## Check new BAT format containing hashes for YAML profile.

 RUN: yaml2obj %p/Inputs/blarge_new.yaml &> %t.exe
 RUN: llvm-bolt %t.exe -o %t.out --pa -p %p/Inputs/blarge_new.preagg.txt \
 RUN:   --reorder-blocks=ext-tsp --split-functions --split-strategy=cdsplit \
 RUN:   --reorder-functions=cdsort --enable-bat --dyno-stats --skip-funcs=main \
 RUN:   2>&1 | FileCheck --check-prefix WRITE-BAT-CHECK %s
-# Check that branch with entry in BAT is accounted for.
+## Check that branch with entry in BAT is accounted for.
 RUN: perf2bolt %t.out --pa -p %p/Inputs/blarge_new_bat_branchentry.preagg.txt \
 RUN:   -w %t.yaml -o %t.fdata
 RUN: llvm-bolt %t.exe -data %t.fdata -w %t.yaml-fdata -o %t.null
@ -15,7 +15,7 @@ BRANCHENTRY-YAML-CHECK:    - name: SolveCubic
 BRANCHENTRY-YAML-CHECK:      bid: 0
 BRANCHENTRY-YAML-CHECK:      hash: 0x700F19D24600000
 BRANCHENTRY-YAML-CHECK-NEXT: succ: [ { bid: 7, cnt: 1 }
-# Check that the order is correct between BAT YAML and FDATA->YAML.
+## Check that the order is correct between BAT YAML and FDATA->YAML.
 RUN: perf2bolt %t.out --pa -p %p/Inputs/blarge_new_bat_order.preagg.txt \
 RUN:   -w %t.yaml -o %t.fdata
 RUN: llvm-bolt %t.exe -data %t.fdata -w %t.yaml-fdata -o %t.null
@ -26,16 +26,16 @@ ORDER-YAML-CHECK:      bid: 3
 ORDER-YAML-CHECK:      hash: 0xDDA1DC5F69F900AC
 ORDER-YAML-CHECK-NEXT: calls: [ { off: 0x26, fid: [[#]], cnt: 20 } ]
 ORDER-YAML-CHECK-NEXT: succ: [ { bid: 5, cnt: 7 }
-# Large profile test
+## Large profile test
 RUN: perf2bolt %t.out --pa -p %p/Inputs/blarge_new_bat.preagg.txt -w %t.yaml -o %t.fdata \
 RUN:   2>&1 | FileCheck --check-prefix READ-BAT-CHECK %s
 RUN: FileCheck --input-file %t.yaml --check-prefix YAML-BAT-CHECK %s
-# Check that YAML converted from fdata matches YAML created directly with BAT.
+## Check that YAML converted from fdata matches YAML created directly with BAT.
 RUN: llvm-bolt %t.exe -data %t.fdata -w %t.yaml-fdata -o /dev/null \
 RUN:   2>&1 | FileCheck --check-prefix READ-BAT-FDATA-CHECK %s
 RUN: FileCheck --input-file %t.yaml-fdata --check-prefix YAML-BAT-CHECK %s

-# Test resulting YAML profile with the original binary (no-stale mode)
+## Test resulting YAML profile with the original binary (no-stale mode)
 RUN: llvm-bolt %t.exe -data %t.yaml -o %t.null -dyno-stats 2>&1 \
 RUN:   | FileCheck --check-prefix CHECK-BOLT-YAML %s

--- a/bolt/test/X86/bolt-address-translation.test
+++ b/bolt/test/X86/bolt-address-translation.test
@ -1,9 +1,9 @@
-# Check a common case for BOLT address translation tables. These tables are used
-# to translate profile activity happening in a bolted binary back to the
-# original binary, so you can run BOLT again, with updated profile collected
-# in a production environment that only runs bolted binaries. As BOLT only
-# takes no-bolt binaries as inputs, this translation is necessary to cover
-# this scenario.
+## Check a common case for BOLT address translation tables. These tables are used
+## to translate profile activity happening in a bolted binary back to the
+## original binary, so you can run BOLT again, with updated profile collected
+## in a production environment that only runs bolted binaries. As BOLT only
+## takes no-bolt binaries as inputs, this translation is necessary to cover
+## this scenario.
 #
 # RUN: yaml2obj %p/Inputs/blarge.yaml &> %t.exe
 # RUN: llvm-bolt %t.exe -o %t.out --data %p/Inputs/blarge.fdata \
@ -11,28 +11,28 @@
 # RUN: llvm-bat-dump %t.out --dump-all \
 # RUN:   --translate=0x401180 | FileCheck %s --check-prefix=CHECK-BAT-DUMP
 #
-# In this test we focus on function usqrt at address 0x401170. This is a
-# non-reloc binary case, so we don't expect this address to change, that's
-# why we hardcode its address here. This address also comes hardcoded in the
-# blarge.yaml input file.
-#
-# This is the layout of the function before BOLT reorder blocks:
-#
-#    BB Layout   : .LBB02, .Ltmp39, .LFT1, .Ltmp38, .LFT2
-#
-# This is the layout of the function after BOLT reorder blocks:
-#
-#    BB Layout   : .LBB02, .Ltmp38, .Ltmp39, .LFT2, .LFT3
-#
-# .Ltmp38 is originally at offset 0x39 but gets moved to 0xc (see full dump
-# below).
-#
-# We check that BAT is able to translate references happening in .Ltmp38 to
-# its original offset.
-#
+## In this test we focus on function usqrt at address 0x401170. This is a
+## non-reloc binary case, so we don't expect this address to change, that's
+## why we hardcode its address here. This address also comes hardcoded in the
+## blarge.yaml input file.
+##
+## This is the layout of the function before BOLT reorder blocks:
+##
+##    BB Layout   : .LBB02, .Ltmp39, .LFT1, .Ltmp38, .LFT2
+##
+## This is the layout of the function after BOLT reorder blocks:
+##
+##    BB Layout   : .LBB02, .Ltmp38, .Ltmp39, .LFT2, .LFT3
+##
+## .Ltmp38 is originally at offset 0x39 but gets moved to 0xc (see full dump
+## below).
+##
+## We check that BAT is able to translate references happening in .Ltmp38 to
+## its original offset.
+##

-# This binary has 3 functions with profile, all of them are split, so 6 maps.
-# BAT creates one map per function fragment.
+## This binary has 3 functions with profile, all of them are split, so 6 maps.
+## BAT creates one map per function fragment.
 #
 # CHECK:      BOLT: 3 out of 7 functions were overwritten.
 # CHECK:      BOLT-INFO: Wrote 6 BAT maps
--- a/bolt/test/X86/branch-data.test
+++ b/bolt/test/X86/branch-data.test
@ -1,6 +1,6 @@
-# Checks that llvm-bolt is able to read data generated by perf2bolt and update
-# the CFG edges accordingly with absolute number of branches and mispredictions.
-# Also checks that llvm-bolt disassembler and CFG builder is working properly.
+## Checks that llvm-bolt is able to read data generated by perf2bolt and update
+## the CFG edges accordingly with absolute number of branches and mispredictions.
+## Also checks that llvm-bolt disassembler and CFG builder is working properly.

 RUN: yaml2obj %p/Inputs/blarge.yaml &> %t.exe
 RUN: llvm-bolt %t.exe -o %t.null --data %p/Inputs/blarge.fdata --print-cfg | FileCheck %s
--- a/bolt/test/X86/broken_dynsym.test
+++ b/bolt/test/X86/broken_dynsym.test
@ -1,8 +1,8 @@
-# This test checks if BOLT can process stripped binaries, where symbol's section
-# header index is corrupted due to strip tool.
+## This test checks if BOLT can process stripped binaries, where symbol's section
+## header index is corrupted due to strip tool.

 # RUN: yaml2obj %p/Inputs/broken_dynsym.yaml -o %t
 # RUN: llvm-strip -s %t
 # RUN: llvm-bolt %t -o %t.bolt --allow-stripped | FileCheck %s

-# CHECK-NOT: section index out of bounds 
+# CHECK-NOT: section index out of bounds
--- a/bolt/test/X86/bug-function-layout-execount.s
+++ b/bolt/test/X86/bug-function-layout-execount.s
@ -1,4 +1,4 @@
-# Verifies that llvm-bolt correctly sorts functions by their execution counts.
+## Verifies that llvm-bolt correctly sorts functions by their execution counts.

 # REQUIRES: x86_64-linux, asserts

--- a/bolt/test/X86/bug-reorder-bb-jrcxz.s
+++ b/bolt/test/X86/bug-reorder-bb-jrcxz.s
@ -1,11 +1,11 @@
-# Test performs a BB reordering with unsupported
-# instruction jrcxz. Reordering works correctly with the
-# follow options: None, Normal or Reverse. Other strategies
-# are completed with Assertion `isIntN(Size * 8 + 1, Value).
-# The cause is the distance between BB where one contains
-# jrcxz instruction.
-# Example: OpenSSL
-# https://github.com/openssl/openssl/blob/master/crypto/bn/asm/x86_64-mont5.pl#L3319
+## Test performs a BB reordering with unsupported
+## instruction jrcxz. Reordering works correctly with the
+## follow options: None, Normal or Reverse. Other strategies
+## are completed with Assertion `isIntN(Size * 8 + 1, Value).
+## The cause is the distance between BB where one contains
+## jrcxz instruction.
+## Example: OpenSSL
+## https://github.com/openssl/openssl/blob/master/crypto/bn/asm/x86_64-mont5.pl#L3319

 # REQUIRES: system-linux

--- a/bolt/test/X86/calculate-emitted-block-size.s
+++ b/bolt/test/X86/calculate-emitted-block-size.s
@ -1,6 +1,6 @@
-# Test BinaryContext::calculateEmittedSize's functionality to update
-# BinaryBasicBlock::OutputAddressRange in place so that the emitted size
-# of each basic block is given by BinaryBasicBlock::getOutputSize()
+## Test BinaryContext::calculateEmittedSize's functionality to update
+## BinaryBasicBlock::OutputAddressRange in place so that the emitted size
+## of each basic block is given by BinaryBasicBlock::getOutputSize()

 # RUN: llvm-mc --filetype=obj --triple x86_64-unknown-unknown %s -o %t.o
 # RUN: link_fdata %s %t.o %t.fdata
--- a/bolt/test/X86/call-zero.s
+++ b/bolt/test/X86/call-zero.s
@ -1,4 +1,4 @@
-# Verifies that llvm-bolt ignores function calls to 0.
+## Verifies that llvm-bolt ignores function calls to 0.

 # RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown %s -o %t.o
 # RUN: %clang %cflags %t.o -o %t.exe
--- a/bolt/test/X86/cdsplit-call-scale.s
+++ b/bolt/test/X86/cdsplit-call-scale.s
@ -1,10 +1,10 @@
-# Test the control of aggressiveness of 3-way splitting by -call-scale.
-# When -call-scale=0.0, the tested function is 2-way splitted.
-# When -call-scale=1.0, the tested function is 3-way splitted with 5 blocks
-# in warm because of the increased benefit of shortening the call edges.
-# When -call-scale=1000.0, the tested function is still 3-way splitted with
-# 5 blocks in warm because cdsplit does not allow hot-warm splitting to break
-# a fall through branch from a basic block to its most likely successor.
+## Test the control of aggressiveness of 3-way splitting by -call-scale.
+## When -call-scale=0.0, the tested function is 2-way splitted.
+## When -call-scale=1.0, the tested function is 3-way splitted with 5 blocks
+## in warm because of the increased benefit of shortening the call edges.
+## When -call-scale=1000.0, the tested function is still 3-way splitted with
+## 5 blocks in warm because cdsplit does not allow hot-warm splitting to break
+## a fall through branch from a basic block to its most likely successor.

 # RUN: llvm-mc --filetype=obj --triple x86_64-unknown-unknown %s -o %t.o
 # RUN: link_fdata %s %t.o %t.fdata
--- a/bolt/test/X86/cdsplit-symbol-names.s
+++ b/bolt/test/X86/cdsplit-symbol-names.s
@ -1,6 +1,6 @@
-# Test the correctness of section names and function symbol names post cdsplit.
-# Warm section should have name .text.warm and warm function fragments should
-# have symbol names ending in warm.
+## Test the correctness of section names and function symbol names post cdsplit.
+## Warm section should have name .text.warm and warm function fragments should
+## have symbol names ending in warm.

 # RUN: llvm-mc --filetype=obj --triple x86_64-unknown-unknown %s -o %t.o
 # RUN: link_fdata %s %t.o %t.fdata
--- a/bolt/test/X86/cfi-expr-rewrite.s
+++ b/bolt/test/X86/cfi-expr-rewrite.s
@ -1,5 +1,5 @@
-# Check that llvm-bolt is able to parse DWARF expressions in CFI instructions,
-# store them in memory and correctly write them back to the output binary.
+## Check that llvm-bolt is able to parse DWARF expressions in CFI instructions,
+## store them in memory and correctly write them back to the output binary.

 # RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown %s -o %t.o
 # RUN: %clang %cflags %t.o -o %t.exe
--- a/bolt/test/X86/cfi-instrs-count.s
+++ b/bolt/test/X86/cfi-instrs-count.s
@ -1,10 +1,10 @@
-# Check that llvm-bolt is able to read a file with DWARF Exception CFI
-# information and annotate this into a disassembled function.
+## Check that llvm-bolt is able to read a file with DWARF Exception CFI
+## information and annotate this into a disassembled function.

 # RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown %s -o %t.o
 # RUN: %clang %cflags %t.o -o %t.exe
 # RUN: llvm-bolt %t.exe -o %t.null --print-cfg 2>&1 | FileCheck %s
-# 
+#
 # CHECK:  Binary Function "_Z7catchitv" after building cfg {
 # CHECK:    CFI Instrs  : 6
 # CHECK:  }
@ -23,7 +23,7 @@
 main:
 # FDATA: 0 [unknown] 0 1 main 0 0 0
 	.cfi_startproc
-.LBB000: 
+.LBB000:
 	pushq	%rbp
 	.cfi_def_cfa_offset 16
 	.cfi_offset %rbp, -16
@ -49,7 +49,7 @@ main:
 _Z7catchitv:
 # FDATA: 0 [unknown] 0 1 _Z7catchitv 0 0 0
 	.cfi_startproc
-.LBB00: 
+.LBB00:
 	pushq	%rbp
 	.cfi_def_cfa_offset 16
 	.cfi_offset %rbp, -16
@ -64,18 +64,18 @@ _Z7catchitv:
 .LBB00_br: 	jmp	.Ltmp0
 # FDATA: 1 _Z7catchitv #.LBB00_br# 1 _Z7catchitv #.Ltmp0# 0 0

-.LLP0: 
+.LLP0:
 	cmpq	$0x1, %rdx
 .LLP0_br: 	je	.Ltmp1
 # FDATA: 1 _Z7catchitv #.LLP0_br# 1 _Z7catchitv #.Ltmp1# 0 0
 # FDATA: 1 _Z7catchitv #.LLP0_br# 1 _Z7catchitv #.LFT0# 0 0

-.LFT0: 
+.LFT0:
 	movq	%rax, %rdi
 .LFT0_br: 	callq	_Unwind_Resume@PLT
 # FDATA: 1 _Z7catchitv #.LFT0_br# 1 _Z7catchitv #.Ltmp1# 0 0

-.Ltmp1: 
+.Ltmp1:
 	movq	%rax, %rdi
 	callq	__cxa_begin_catch@PLT
 	movq	%rax, -0x18(%rbp)
@ -85,7 +85,7 @@ _Z7catchitv:
 .Ltmp1_br: 	jmp	.Ltmp2
 # FDATA: 1 _Z7catchitv #.Ltmp1_br# 1 _Z7catchitv #.Ltmp2# 0 0

-.LLP1: 
+.LLP1:
 	movl	%edx, %ebx
 	movq	%rax, %r12
 	callq	__cxa_end_catch@PLT
@ -95,11 +95,11 @@ _Z7catchitv:
 .LLP1_br: 	callq	_Unwind_Resume@PLT
 # FDATA: 1 _Z7catchitv #.LLP1_br# 1 _Z7catchitv #.Ltmp2# 0 0

-.Ltmp2: 
+.Ltmp2:
 .Ltmp2_br: 	callq	__cxa_end_catch@PLT
 # FDATA: 1 _Z7catchitv #.Ltmp2_br# 1 _Z7catchitv #.Ltmp0# 0 0

-.Ltmp0: 
+.Ltmp0:
 	addq	$0x10, %rsp
 	popq	%rbx
 	popq	%r12
--- a/bolt/test/X86/cfi-instrs-reordered.s
+++ b/bolt/test/X86/cfi-instrs-reordered.s
@ -1,5 +1,5 @@
-# Check that llvm-bolt is able to read a file with DWARF Exception CFI
-# information and fix CFI information after reordering.
+## Check that llvm-bolt is able to read a file with DWARF Exception CFI
+## information and fix CFI information after reordering.

 # RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown %s -o %t.o
 # RUN: llvm-strip --strip-unneeded %t.o
--- a/bolt/test/X86/checkvma-large-section.test
+++ b/bolt/test/X86/checkvma-large-section.test
@ -1,4 +1,4 @@
-# This test reproduces the issue with a section which ends at >4G address
+## This test reproduces the issue with a section which ends at >4G address
 REQUIRES: asserts
 RUN: split-file %s %t
 RUN: yaml2obj %t/yaml -o %t.exe --max-size=0
--- a/bolt/test/X86/ctc-and-unreachable.test
+++ b/bolt/test/X86/ctc-and-unreachable.test
@ -1,5 +1,5 @@
-# Check that we don't fail processing a function with conditional tail call and
-# a fall-through to a next function (result of builtin_unreachable()).
+## Check that we don't fail processing a function with conditional tail call and
+## a fall-through to a next function (result of builtin_unreachable()).

 RUN: %clang %cflags %p/Inputs/ctc_and_unreachable.s -o %t.exe -Wl,-q
 RUN: llvm-bolt %t.exe -o %t --print-after-lowering --print-only=foo 2>&1 | FileCheck %s
--- a/bolt/test/X86/debug-fission-single-convert.s
+++ b/bolt/test/X86/debug-fission-single-convert.s
@ -1,4 +1,4 @@
-# Checks debug fission support in BOLT
+## Checks debug fission support in BOLT

 # REQUIRES: system-linux

--- a/bolt/test/X86/debug-fission-single.s
+++ b/bolt/test/X86/debug-fission-single.s
@ -1,4 +1,4 @@
-# Checks debug fission support in BOLT
+## Checks debug fission support in BOLT

 # REQUIRES: system-linux

--- a/bolt/test/X86/double-jump.test
+++ b/bolt/test/X86/double-jump.test
@ -1,7 +1,7 @@
-# Test the double jump removal peephole.
+## Test the double jump removal peephole.

-# This test has commands that rely on shell capabilities that won't execute
-# correctly on Windows e.g. subshell execution
+## This test has commands that rely on shell capabilities that won't execute
+## correctly on Windows e.g. subshell execution
 REQUIRES: shell

 RUN: %clang %cflags %p/Inputs/double_jump.cpp -o %t.exe
--- a/bolt/test/X86/dwarf-handle-visit-loclist-error.s
+++ b/bolt/test/X86/dwarf-handle-visit-loclist-error.s
@ -7,7 +7,7 @@
 # RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections &> file
 # RUN: cat file | FileCheck --check-prefix=CHECK %s

-# Making sure we handle error returned by visitLocationList correctly.
+## Making sure we handle error returned by visitLocationList correctly.

 # CHECK: BOLT-WARNING: empty location list detected at
 # CHECK-NEXT: BOLT-WARNING: empty location list detected at
--- a/bolt/test/X86/dwarf-test-df-logging.test
+++ b/bolt/test/X86/dwarf-test-df-logging.test
@ -1,4 +1,4 @@
-; Testing that we print out INFO message when binary has split dwarf.
+;; Testing that we print out INFO message when binary has split dwarf.

 ; RUN: mkdir -p %t
 ; RUN: cd %t
--- a/bolt/test/X86/dwarf3-lowpc-highpc-convert.s
+++ b/bolt/test/X86/dwarf3-lowpc-highpc-convert.s
@ -8,7 +8,7 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt >> %t.txt
 # RUN: cat %t.txt | FileCheck --check-prefix=POSTCHECK %s

-# This tests checks that DW_AT_high_pc[DW_FORM_ADDR] can be converted to DW_AT_ranges correctly in Dwarf3
+## This tests checks that DW_AT_high_pc[DW_FORM_ADDR] can be converted to DW_AT_ranges correctly in Dwarf3

 # PRECHECK: version = 0x0003
 # PRECHECK: DW_AT_low_pc
--- a/bolt/test/X86/dwarf4-cross-cu-backward-different-abbrev.test
+++ b/bolt/test/X86/dwarf4-cross-cu-backward-different-abbrev.test
@ -7,8 +7,8 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=PRECHECK %s
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=POSTCHECK %s

-# This test checks that BOLT handles backward cross CU references for dwarf4
-# when CUs are have different abbrev tables.
+## This test checks that BOLT handles backward cross CU references for dwarf4
+## when CUs are have different abbrev tables.

 # PRECHECK: DW_TAG_compile_unit
 # PRECHECK: DW_TAG_compile_unit
--- a/bolt/test/X86/dwarf4-cross-cu-forward-different-abbrev.test
+++ b/bolt/test/X86/dwarf4-cross-cu-forward-different-abbrev.test
@ -7,8 +7,8 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=PRECHECK %s
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=POSTCHECK %s

-# This test checks that BOLT handles forward cross CU references for dwarf4
-# when CUs are have different abbrev tables.
+## This test checks that BOLT handles forward cross CU references for dwarf4
+## when CUs are have different abbrev tables.

 # PRECHECK: DW_TAG_compile_unit
 # PRECHECK: DW_AT_abstract_origin [DW_FORM_ref_addr]
--- a/bolt/test/X86/dwarf4-cross-cu-loclist-dwarf4-loclist--dwarf5-loclist.test
+++ b/bolt/test/X86/dwarf4-cross-cu-loclist-dwarf4-loclist--dwarf5-loclist.test
@ -8,7 +8,7 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=PRECHECK %s
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=POSTCHECK %s

-# Tests that BOLT correctly handles location list with DWARF5/DWARF4 when order of CUs is not the same as in input.
+## Tests that BOLT correctly handles location list with DWARF5/DWARF4 when order of CUs is not the same as in input.

 # PRECHECK: version = 0x0005
 # PRECHECK: version = 0x0004
--- a/bolt/test/X86/dwarf4-df-basic.test
+++ b/bolt/test/X86/dwarf4-df-basic.test
@ -7,6 +7,6 @@
 ; RUN: llvm-bolt main.exe -o main.exe.bolt --update-debug-sections -v 1 &> log
 ; RUN: cat log | FileCheck %s -check-prefix=BOLT-LOG-CHECK

-; Test check we don't print out a warning in -v 1 when Unit DIE doesn't have low_pc/high_pc
+;; Test check we don't print out a warning in -v 1 when Unit DIE doesn't have low_pc/high_pc

 ; BOLT-LOG-CHECK-NOT: BOLT-ERROR: cannot update ranges for DIE in Unit offset
--- a/bolt/test/X86/dwarf4-df-call-site-change-low-pc.test
+++ b/bolt/test/X86/dwarf4-df-call-site-change-low-pc.test
@ -12,7 +12,7 @@
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo &> %t/maindwodwo.txt
 ; RUN: cat %t/maindwodwo.txt | FileCheck -check-prefix=BOLT-DWO-MAIN %s

-; Tests that DW_AT_low_pc changes in DW_TAG_GNU_call_site.
+;; Tests that DW_AT_low_pc changes in DW_TAG_GNU_call_site.

 ; PRE-BOLT-DWO-MAIN: version = 0x0004
 ; PRE-BOLT-DWO-MAIN: DW_TAG_GNU_call_site
--- a/bolt/test/X86/dwarf4-df-change-in-dw-op-gnu-addr-index-main.test
+++ b/bolt/test/X86/dwarf4-df-change-in-dw-op-gnu-addr-index-main.test
@ -10,7 +10,7 @@
 ; RUN: not llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo &> %t/maindwodwo.txt
 ; RUN: cat %t/maindwodwo.txt | FileCheck -check-prefix=BOLT-DWO-MAIN %s

-; Tests that new indices are assigned to DW_OP_GNU_addr_index.
+;; Tests that new indices are assigned to DW_OP_GNU_addr_index.

 ; PRE-BOLT-DWO-MAIN: version = 0x0004
 ; PRE-BOLT-DWO-MAIN: DW_AT_location [DW_FORM_exprloc]  (DW_OP_GNU_addr_index 0x0)
--- a/bolt/test/X86/dwarf4-df-do-no-convert-low-pc-high-pc-to-ranges.test
+++ b/bolt/test/X86/dwarf4-df-do-no-convert-low-pc-high-pc-to-ranges.test
@ -10,8 +10,8 @@
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo | FileCheck --check-prefix=PRECHECK %s
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo | FileCheck --check-prefix=POSTCHECK %s

-; This test checks that we do not convert low_pc/high_pc to ranges for DW_TAG_inlined_subroutine,
-; when there is only one output range entry.
+;; This test checks that we do not convert low_pc/high_pc to ranges for DW_TAG_inlined_subroutine,
+;; when there is only one output range entry.

 ; PRECHECK: DW_TAG_inlined_subroutine
 ; PRECHECK: DW_AT_abstract_origin
--- a/bolt/test/X86/dwarf4-df-dualcu-loclist.test
+++ b/bolt/test/X86/dwarf4-df-dualcu-loclist.test
@ -12,7 +12,7 @@
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info helper.dwo | FileCheck -check-prefix=PRE-BOLT-DWO-HELPER %s
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info helper.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-HELPER %s

-; Testing dwarf4 split dwarf for two CUs. Making sure DW_AT_location [DW_FORM_sec_offset] is updated correctly.
+;; Testing dwarf4 split dwarf for two CUs. Making sure DW_AT_location [DW_FORM_sec_offset] is updated correctly.

 ; PRE-BOLT-DWO-MAIN: version = 0x0004
 ; PRE-BOLT-DWO-MAIN: DW_TAG_formal_parameter [10]
--- a/bolt/test/X86/dwarf4-df-dualcu.test
+++ b/bolt/test/X86/dwarf4-df-dualcu.test
@ -20,8 +20,8 @@
 ; RUN: not llvm-dwarfdump --show-form --verbose --debug-info helper.dwo.dwo &> helperdwodwo.txt
 ; RUN: cat helperdwodwo.txt | FileCheck -check-prefix=BOLT-DWO-HELPER %s

-; Testing dwarf5 split dwarf for two CUs. Making sure DW_AT_low_pc/DW_AT_high_pc are converted correctly in the binary and in dwo.
-; Checking that DW_AT_location [DW_FORM_exprloc]	(DW_OP_addrx ##) are updated correctly.
+;; Testing dwarf5 split dwarf for two CUs. Making sure DW_AT_low_pc/DW_AT_high_pc are converted correctly in the binary and in dwo.
+;; Checking that DW_AT_location [DW_FORM_exprloc]	(DW_OP_addrx ##) are updated correctly.

 ; PRE-BOLT: version = 0x0004
 ; PRE-BOLT: DW_TAG_compile_unit
--- a/bolt/test/X86/dwarf4-df-inlined-subroutine-lowpc-0.test
+++ b/bolt/test/X86/dwarf4-df-inlined-subroutine-lowpc-0.test
@ -9,8 +9,8 @@
 ; RUN: llvm-dwarfdump --debug-info --verbose --show-form main.dwo.dwo >> log.txt
 ; RUN: cat log.txt | FileCheck -check-prefix=BOLT-MAIN %s

-; Tests whether BOLT handles correctly DW_TAG_inlined_subroutine when DW_AT_low_pc is 0,
-; and split dwarf is enabled.
+;; Tests whether BOLT handles correctly DW_TAG_inlined_subroutine when DW_AT_low_pc is 0,
+;; and split dwarf is enabled.

 ; BOLT-MAIN: 0x
 ; BOLT-MAIN: 0x
--- a/bolt/test/X86/dwarf4-df-input-lowpc-ranges.test
+++ b/bolt/test/X86/dwarf4-df-input-lowpc-ranges.test
@ -11,7 +11,7 @@
 ; RUN: not llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo &> %t/mainddwodwo.txt
 ; RUN: cat %t/mainddwodwo.txt | FileCheck -check-prefix=BOLT-DWO-MAIN %s

-; Tests BOLT handles correctly Skeleton CU which has DW_AT_low_pc/DW_AT_ranges as input.
+;; Tests that BOLT correctly handles Skeleton CU which has DW_AT_low_pc/DW_AT_ranges as input.

 ; BOLT: .debug_ranges
 ; BOLT-NEXT: 00000000 <End of list>
--- a/bolt/test/X86/dwarf4-df-no-base.test
+++ b/bolt/test/X86/dwarf4-df-no-base.test
@ -8,8 +8,8 @@
 ; RUN: llvm-dwarfdump --debug-info main.exe | FileCheck -check-prefix=PRE-BOLT-MAIN %s
 ; RUN: llvm-dwarfdump --debug-info main.exe.bolt | FileCheck -check-prefix=BOLT-MAIN %s

-; Tests whether we add DW_AT_GNU_ranges_base, if it's not present when Skeleton CU has
-; DW_AT_ranges.
+;; Tests whether we add DW_AT_GNU_ranges_base, if it's not present when Skeleton CU has
+;; DW_AT_ranges.

 ; PRE-BOLT-MAIN-NOT: DW_AT_GNU_ranges_base
 ; BOLT-MAIN: DW_AT_GNU_ranges_base
--- a/bolt/test/X86/dwarf4-do-no-convert-low-pc-high-pc-to-ranges.test
+++ b/bolt/test/X86/dwarf4-do-no-convert-low-pc-high-pc-to-ranges.test
@ -6,8 +6,8 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=PRECHECK %s
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=POSTCHECK %s

-# This test checks that we do not convert low_pc/high_pc to ranges for DW_TAG_inlined_subroutine,
-# when there is only one output range entry.
+## This test checks that we do not convert low_pc/high_pc to ranges for DW_TAG_inlined_subroutine,
+## when there is only one output range entry.

 # PRECHECK: DW_TAG_inlined_subroutine
 # PRECHECK: DW_AT_abstract_origin
--- a/bolt/test/X86/dwarf4-duplicate-types.test
+++ b/bolt/test/X86/dwarf4-duplicate-types.test
@ -6,10 +6,10 @@
 # RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections
 # RUN: llvm-dwarfdump --debug-types %t.bolt | FileCheck --check-prefix=POSTCHECK %s

-# LLD does not de-duplicate COMDAT sections for LTO.
-# Clang can generate type units with the same hash.
-# https://discourse.llvm.org/t/dwarf-different-tu-with-the-same-hash/70095
-# Modified helper.s to have the same TU hash with a different COMDAT signature to test this.
+## LLD does not de-duplicate COMDAT sections for LTO.
+## Clang can generate type units with the same hash.
+## https://discourse.llvm.org/t/dwarf-different-tu-with-the-same-hash/70095
+## Modified helper.s to have the same TU hash with a different COMDAT signature to test this.

 # POSTCHECK:          Type Unit: length = 0x00000055, format = DWARF32, version = 0x0004,
 # POSTCHECK-SAME:       abbr_offset = 0x0000, addr_size = 0x08, name = 'Foo', type_signature = 0x675d23e4f33235f2, type_offset = 0x001e (next unit at 0x00000059)
--- a/bolt/test/X86/dwarf4-ftypes-dwo-input-dwp-output.test
+++ b/bolt/test/X86/dwarf4-ftypes-dwo-input-dwp-output.test
@ -10,8 +10,8 @@
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-types main.exe.bolt.dwp | FileCheck -check-prefix=BOLT %s
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-tu-index main.exe.bolt.dwp | FileCheck -check-prefix=BOLT-DWP-TU-INDEX %s

-; Test input into bolt a .dwo file with TU Index.
-; Make sure the output .dwp file has a type information.
+;; Test input into bolt a .dwo file with TU Index.
+;; Make sure the output .dwp file has a type information.

 ; PRE-BOLT: DW_TAG_type_unit
 ; PRE-BOLT: DW_TAG_type_unit
--- a/bolt/test/X86/dwarf4-ftypes-dwo-mono-input-dwp-output.test
+++ b/bolt/test/X86/dwarf4-ftypes-dwo-mono-input-dwp-output.test
@ -12,9 +12,9 @@
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-types main.exe.bolt.dwp | FileCheck -check-prefix=BOLT %s
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-tu-index main.exe.bolt.dwp | FileCheck -check-prefix=BOLT-DWP-TU-INDEX %s

-; Test input into bolt a .dwo file with TU Index.
-; Test split-dwarf and monolithic TUs.
-; Make sure the output .dwp file has a type information.
+;; Test input into bolt a .dwo file with TU Index.
+;; Test split-dwarf and monolithic TUs.
+;; Make sure the output .dwp file has a type information.

 ; PRE-BOLT: 0x675d23e4f33235f2
 ; PRE-BOLT: DW_TAG_type_unit
--- a/bolt/test/X86/dwarf4-ftypes-dwp-input-dwo-output.test
+++ b/bolt/test/X86/dwarf4-ftypes-dwp-input-dwo-output.test
@ -11,8 +11,8 @@
 ; RUN: llvm-bolt main.exe -o main.exe.bolt --update-debug-sections
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-types main.dwo.dwo | FileCheck -check-prefix=BOLT %s

-; Test input into bolt a DWP file with TU Index.
-; Make sure output in the .dwo files has type information.
+;; Test input into bolt a DWP file with TU Index.
+;; Make sure output in the .dwo files has type information.

 ; PRE-BOLT: DW_TAG_type_unit
 ; PRE-BOLT: DW_TAG_type_unit
--- a/bolt/test/X86/dwarf4-ftypes-dwp-input-dwp-output.test
+++ b/bolt/test/X86/dwarf4-ftypes-dwp-input-dwp-output.test
@ -12,8 +12,8 @@
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-types main.exe.bolt.dwp | FileCheck -check-prefix=BOLT %s
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-tu-index main.exe.bolt.dwp | FileCheck -check-prefix=BOLT-DWP-TU-INDEX %s

-; Test input into bolt a DWP file with TU Index.
-; Make sure the output .dwp file has a type information.
+;; Test input into bolt a DWP file with TU Index.
+;; Make sure the output .dwp file has a type information.

 ; PRE-BOLT: DW_TAG_type_unit
 ; PRE-BOLT: DW_TAG_type_unit
--- a/bolt/test/X86/dwarf4-gdb-index-types-gdb-generated.test
+++ b/bolt/test/X86/dwarf4-gdb-index-types-gdb-generated.test
@ -7,7 +7,7 @@
 # RUN: llvm-bolt %tgdb.exe -o %tgdb.bolt --update-debug-sections
 # RUN: llvm-dwarfdump --gdb-index %tgdb.bolt | FileCheck --check-prefix=POSTCHECK %s

-# Tests that BOLT correctly handles gdb-index generated by GDB.
+## Tests that BOLT correctly handles gdb-index generated by GDB.

 # POSTCHECK:          Version = 8
 # POSTCHECK:          CU list offset = 0x18, has 2 entries
--- a/bolt/test/X86/dwarf4-gdb-index-types-lld-generated.test
+++ b/bolt/test/X86/dwarf4-gdb-index-types-lld-generated.test
@ -6,7 +6,7 @@
 # RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections
 # RUN: llvm-dwarfdump --gdb-index %t.bolt | FileCheck --check-prefix=POSTCHECK %s

-# Tests that BOLT correctly handles gdb-index generated by LLD.
+## Tests that BOLT correctly handles gdb-index generated by LLD.

 # POSTCHECK:          Version = 7
 # POSTCHECK:          CU list offset = 0x18, has 2 entries
--- a/bolt/test/X86/dwarf4-invalid-reference-die-offset-no-internal-dwarf-error.s
+++ b/bolt/test/X86/dwarf4-invalid-reference-die-offset-no-internal-dwarf-error.s
@ -6,7 +6,7 @@
 # RUN: cat %tlog.txt | FileCheck --check-prefix=CHECKBOLT %s
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=CHECK %s

-# Tests BOLT does not assert when DIE reference is invalid.
+## Tests BOLT does not assert when DIE reference is invalid.

 # CHECKBOLT: Referenced DIE offsets not in .debug_info
 # CHECKBOLT-NEXT: 91
--- a/bolt/test/X86/dwarf4-invalid-reference-die-offset-with-internal-dwarf-error-cant-parse-die.s
+++ b/bolt/test/X86/dwarf4-invalid-reference-die-offset-with-internal-dwarf-error-cant-parse-die.s
@ -6,7 +6,7 @@
 # RUN: cat %tlog.txt | FileCheck --check-prefix=CHECKBOLT %s
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=CHECK %s

-# Tests BOLT does not assert when DIE reference is invalid.
+## Tests BOLT does not assert when DIE reference is invalid.

 # CHECKBOLT: BOLT-WARNING: [internal-dwarf-error]: could not parse referenced DIE at offset:
 # CHECKBOLT-NOT: Referenced DIE offsets not in .debug_info
--- a/bolt/test/X86/dwarf4-invalid-reference-die-offset-with-internal-dwarf-error-invalid-die.s
+++ b/bolt/test/X86/dwarf4-invalid-reference-die-offset-with-internal-dwarf-error-invalid-die.s
@ -6,7 +6,7 @@
 # RUN: cat %tlog.txt | FileCheck --check-prefix=CHECKBOLT %s
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=CHECK %s

-# Tests BOLT does not assert when DIE reference is invalid.
+## Tests BOLT does not assert when DIE reference is invalid.

 # CHECKBOLT: BOLT-WARNING: [internal-dwarf-error]: invalid referenced DIE at offset:
 # CHECKBOLT-NOT: Referenced DIE offsets not in .debug_info
--- a/bolt/test/X86/dwarf4-sibling.s
+++ b/bolt/test/X86/dwarf4-sibling.s
@ -5,9 +5,9 @@
 # RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=POSTCHECK %s

-# This test checks that BOLT handles DW_AT_sibling.
+## This test checks that BOLT handles DW_AT_sibling.

-# The assembly was manually modified to do cross CU reference.
+## The assembly was manually modified to do cross CU reference.

 # POSTCHECK: version = 0x0004
 # POSTCHECK: DW_TAG_structure_type [5]
--- a/bolt/test/X86/dwarf4-size-0-inlined_subroutine.s
+++ b/bolt/test/X86/dwarf4-size-0-inlined_subroutine.s
@ -16,8 +16,8 @@
 # CHECK:		DW_AT_high_pc [DW_FORM_data4] (0x00000000)


-# Testing BOLT handles correctly when size of DW_AT_inlined_subroutine is 0.
-# In other words DW_AT_high_pc is 0 or DW_AT_low_pc == DW_AT_high_pc.
+## Testing BOLT handles correctly when size of DW_AT_inlined_subroutine is 0.
+## In other words DW_AT_high_pc is 0 or DW_AT_low_pc == DW_AT_high_pc.

 # Modified assembly manually to set DW_AT_high_pc to 0.
 # clang++ -g2 -gdwarf-4 main.cpp -O1 -S -o main4.s
--- a/bolt/test/X86/dwarf4-split-dwarf-no-address.test
+++ b/bolt/test/X86/dwarf4-split-dwarf-no-address.test
@ -9,7 +9,7 @@
 ; RUN: llvm-bolt main.exe -o main.exe.bolt --update-debug-sections
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.exe.bolt | FileCheck -check-prefix=BOLT %s

-; Testing that there are no asserts/crashes when one of the DWARF4 CUs does not modify .debug_addr
+;; Testing that there are no asserts/crashes when one of the DWARF4 CUs does not modify .debug_addr

 ; BOLT: DW_TAG_compile_unit
 ; BOLT: DW_TAG_compile_unit
--- a/bolt/test/X86/dwarf4-split-gdb-index-types-gdb-generated.test
+++ b/bolt/test/X86/dwarf4-split-gdb-index-types-gdb-generated.test
@ -10,7 +10,7 @@
 # RUN: llvm-bolt maingdb.exe -o maingdb.exe.bolt --update-debug-sections
 # RUN: llvm-dwarfdump --gdb-index maingdb.exe.bolt | FileCheck --check-prefix=POSTCHECK %s

-# Tests that BOLT correctly handles gdb-index generated by GDB with split-dwarf DWARF4.
+## Tests that BOLT correctly handles gdb-index generated by GDB with split-dwarf DWARF4.

 # POSTCHECK:          Version = 8
 # POSTCHECK:          CU list offset = 0x18, has 2 entries
--- a/bolt/test/X86/dwarf4-subprogram-multiple-ranges.test
+++ b/bolt/test/X86/dwarf4-subprogram-multiple-ranges.test
@ -7,7 +7,7 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt >> %t1.txt
 # RUN: cat %t1.txt | FileCheck --check-prefix=POSTCHECK %s

-# This test checks BOLT correctly handles DW_TAG_subprogram with Ranges with multiple entries.
+## This test checks BOLT correctly handles DW_TAG_subprogram with Ranges with multiple entries.

 # POSTCHECK: _Z7doStuffi>:
 # POSTCHECK: [[#%.6x,ADDR:]]
--- a/bolt/test/X86/dwarf4-subprogram-single-gc-ranges.test
+++ b/bolt/test/X86/dwarf4-subprogram-single-gc-ranges.test
@ -6,7 +6,7 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt > %t1.txt
 # RUN: cat %t1.txt | FileCheck --check-prefix=POSTCHECK %s

-# This test checks BOLT correctly handles DW_TAG_subprogram with Ranges with single entry, when function was GCed.
+## This test checks BOLT correctly handles DW_TAG_subprogram with Ranges with single entry, when function was GCed.

 # POSTCHECK: DW_TAG_subprogram
 # POSTCHECK-NEXT: DW_AT_frame_base
--- a/bolt/test/X86/dwarf4-subprogram-single-ranges.test
+++ b/bolt/test/X86/dwarf4-subprogram-single-ranges.test
@ -7,7 +7,7 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt >> %t1.txt
 # RUN: cat %t1.txt | FileCheck --check-prefix=POSTCHECK %s

-# This test checks BOLT correctly handles DW_TAG_subprogram with Ranges with single entry.
+## This test checks BOLT correctly handles DW_TAG_subprogram with Ranges with single entry.

 # POSTCHECK: _Z7doStuffi>:
 # POSTCHECK: [[#%.6x,ADDR:]]
--- a/bolt/test/X86/dwarf4-types-dwarf5-types.test
+++ b/bolt/test/X86/dwarf4-types-dwarf5-types.test
@ -7,7 +7,7 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=POSTCHECK %s
 # RUN: llvm-dwarfdump --show-form --verbose --debug-types %t.bolt | FileCheck --check-prefix=POSTCHECKTU %s

-# Check BOLT handles DWARF4/5 with fdebug-types.
+## Check BOLT handles DWARF4/5 with fdebug-types.

 # POSTCHECK: version = 0x0005
 # POSTCHECK: DW_TAG_type_unit
--- a/bolt/test/X86/dwarf4-types-dwarf5.test
+++ b/bolt/test/X86/dwarf4-types-dwarf5.test
@ -7,7 +7,7 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=POSTCHECK %s
 # RUN: llvm-dwarfdump --show-form --verbose --debug-types %t.bolt | FileCheck --check-prefix=POSTCHECKTU %s

-# Check BOLT handles DWARF4 with fdebug-types, and DWARF5 without.
+## Check BOLT handles DWARF4 with fdebug-types, and DWARF5 without.

 # POSTCHECK: version = 0x0004
 # POSTCHECK: DW_TAG_compile_unit
--- a/bolt/test/X86/dwarf4-types-forward-backward-cross-reference.s
+++ b/bolt/test/X86/dwarf4-types-forward-backward-cross-reference.s
@ -5,8 +5,8 @@
 # RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=POSTCHECK %s

-# This test checks that BOLT handles correctly backward and forward cross CU references
-# for DWARF4 with -fdebug-types-section
+## This test checks that BOLT handles correctly backward and forward cross CU references
+## for DWARF4 with -fdebug-types-section

 # POSTCHECK: version = 0x0004
 # POSTCHECK: DW_TAG_variable [10]
--- a/bolt/test/X86/dwarf4-types.test
+++ b/bolt/test/X86/dwarf4-types.test
@ -7,7 +7,7 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=POSTCHECK %s
 # RUN: llvm-dwarfdump --show-form --verbose --debug-types %t.bolt | FileCheck --check-prefix=POSTCHECKTU %s

-# Check BOLT handles DWARF4/5 with fdebug-types.
+## Check BOLT handles DWARF4/5 with fdebug-types.

 # POSTCHECK: version = 0x0004
 # POSTCHECK: DW_TAG_compile_unit [6]
--- a/bolt/test/X86/dwarf5-addr-section-reuse.s
+++ b/bolt/test/X86/dwarf5-addr-section-reuse.s
@ -6,8 +6,8 @@
 # RUN: llvm-bolt %t.exe -o %t.exe.bolt --update-debug-sections
 # RUN: llvm-dwarfdump --debug-info %t.exe.bolt | FileCheck --check-prefix=POSTCHECK %s

-# This test checks that when a binary is bolted if CU is not modified and has DW_AT_addr_base that is shared
-# after being bolted CUs still share same entry in .debug_addr.
+## This test checks that when a binary is bolted if CU is not modified and has DW_AT_addr_base that is shared
+## after being bolted CUs still share same entry in .debug_addr.

 # PRECHECK: DW_AT_addr_base (0x00000008)
 # PRECHECK: DW_AT_addr_base (0x00000008)
--- a/bolt/test/X86/dwarf5-call-pc-function-null-check.test
+++ b/bolt/test/X86/dwarf5-call-pc-function-null-check.test
@ -8,8 +8,8 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe.bolt >> %t.txt
 # RUN: cat %t.txt | FileCheck --check-prefix=CHECK %s

-# Test checks we correctly handle nullptr returned by getBinaryFunctionContainingAddress for DW_AT_call_pc.
-# This happens when address is not contained in any function.
+## Test checks we correctly handle nullptr returned by getBinaryFunctionContainingAddress for DW_AT_call_pc.
+## This happens when address is not contained in any function.

 # CHECK: DW_AT_call_pc [DW_FORM_addrx]
 # CHECK-SAME: address = 0x[[#%.16x,ADDR:]]
--- a/bolt/test/X86/dwarf5-call-pc.test
+++ b/bolt/test/X86/dwarf5-call-pc.test
@ -11,7 +11,7 @@
 # RUN: cat %tmain.txt | FileCheck --check-prefix=PRECHECK %s
 # RUN: cat %tmainbolt.txt | FileCheck --check-prefix=POSTCHECK %s

-# Test checks that DW_AT_call_pc address points to a correct address for jmp instruction.
+## Test checks that DW_AT_call_pc address points to a correct address for jmp instruction.

 # PRECHECK: DW_TAG_call_site [6]
 # PRECHECK-NEXT: DW_AT_call_origin [DW_FORM_ref4]
--- a/bolt/test/X86/dwarf5-cu-no-debug-addr.test
+++ b/bolt/test/X86/dwarf5-cu-no-debug-addr.test
@ -7,7 +7,7 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe  | FileCheck --check-prefix=PRECHECK %s
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=POSTCHECK %s

-# This tests checks that we handle correctly, don't crash, DWARF5 CUs that does not access .debug_addr.
+## This tests checks that we handle correctly, don't crash, DWARF5 CUs that does not access .debug_addr.

 # PRECHECK: DW_TAG_compile_unit
 # PRECHECK: DW_AT_addr_base
--- a/bolt/test/X86/dwarf5-debug-info-dwarf4-debug-line.s
+++ b/bolt/test/X86/dwarf5-debug-info-dwarf4-debug-line.s
@ -6,7 +6,7 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-line %t.exe | FileCheck --check-prefix=PRECHECK %s
 # RUN: llvm-dwarfdump --show-form --verbose --debug-line %t.bolt | FileCheck --check-prefix=POSTCHECK %s

-# This test checks that .debug_line gets generated correctly when .debug_info is DWARF5, and .debug_line is DWARF4.
+## This test checks that .debug_line gets generated correctly when .debug_info is DWARF5, and .debug_line is DWARF4.

 # PRECHECK: version: 4
 # PRECHECK: file_names[  1]:
--- a/bolt/test/X86/dwarf5-debug-line-not-modified.test
+++ b/bolt/test/X86/dwarf5-debug-line-not-modified.test
@ -7,7 +7,7 @@
 # RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections
 # RUN: llvm-dwarfdump --show-form --verbose --debug-line %t.bolt | FileCheck --check-prefix=POSTCHECK %s

-# This test checks that BOLT generates correct debug_line_str when one of CU contributions is not modified.
+## This test checks that BOLT generates correct debug_line_str when one of CU contributions is not modified.

 # POSTCHECK: version: 5
 # POSTCHECK: include_directories[  0] =  .debug_line_str[{{.*}}] = "/test"
--- a/bolt/test/X86/dwarf5-debug-line.s
+++ b/bolt/test/X86/dwarf5-debug-line.s
@ -6,7 +6,7 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-line %t.exe | FileCheck --check-prefix=PRECHECK %s
 # RUN: llvm-dwarfdump --show-form --verbose --debug-line %t.bolt | FileCheck --check-prefix=POSTCHECK %s

-# This test checks that DWARF5 .debug_line is handled correctly.
+## This test checks that DWARF5 .debug_line is handled correctly.

 # PRECHECK: version: 5
 # PRECHECK: include_directories[  0] =  .debug_line_str
--- a/bolt/test/X86/dwarf5-debug-loclists.s
+++ b/bolt/test/X86/dwarf5-debug-loclists.s
@ -8,7 +8,7 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt >> %t.txt
 # RUN: cat %t.txt | FileCheck --check-prefix=POSTCHECK %s

-# This tests checks that re-writing of .debug_loclists is handled correctly.
+## This tests checks that re-writing of .debug_loclists is handled correctly.

 # PRECHECK: version = 0x0005
 # PRECHECK: DW_AT_loclists_base [DW_FORM_sec_offset] (0x0000000c)
--- a/bolt/test/X86/dwarf5-df-call-site-change-low-pc.test
+++ b/bolt/test/X86/dwarf5-df-call-site-change-low-pc.test
@ -12,7 +12,7 @@
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo &> %t/maindwodwo.txt
 ; RUN: cat %t/maindwodwo.txt | FileCheck -check-prefix=BOLT-DWO-MAIN %s

-; Tests that DW_AT_low_pc changes in DW_TAG_call_site.
+;; Tests that DW_AT_low_pc changes in DW_TAG_call_site.

 ; PRE-BOLT-DWO-MAIN: version = 0x0005
 ; PRE-BOLT-DWO-MAIN: DW_TAG_call_site
--- a/bolt/test/X86/dwarf5-df-change-in-dw-op-gnu-addr-index-main.test
+++ b/bolt/test/X86/dwarf5-df-change-in-dw-op-gnu-addr-index-main.test
@ -10,7 +10,7 @@
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo &> %t/maindwodwo.txt
 ; RUN: cat %t/maindwodwo.txt | FileCheck -check-prefix=BOLT-DWO-MAIN %s

-; Tests that new indices are assigned to DW_OP_GNU_addr_index.
+;; Tests that new indices are assigned to DW_OP_GNU_addr_index.

 ; PRE-BOLT-DWO-MAIN: version = 0x0005
 ; PRE-BOLT-DWO-MAIN: DW_AT_location [DW_FORM_exprloc]  (DW_OP_addrx 0x0)
--- a/bolt/test/X86/dwarf5-df-cu-function-gc.test
+++ b/bolt/test/X86/dwarf5-df-cu-function-gc.test
@ -12,7 +12,7 @@
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.exe.bolt >> addr.txt
 ; RUN: cat addr.txt | FileCheck -check-prefix=BOLT %s

-; Tests we generate range when linker GCs only function used in CU
+;; Tests we generate range when linker GCs only function used in CU

 ; BOLT: Addrs:
 ; BOLT-NEXT: 0x[[#%.16x,ADDR:]]
--- a/bolt/test/X86/dwarf5-df-dualcu-loclist.test
+++ b/bolt/test/X86/dwarf5-df-dualcu-loclist.test
@ -12,7 +12,7 @@
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info helper.dwo | FileCheck -check-prefix=PRE-BOLT-DWO-HELPER %s
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info helper.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-HELPER %s

-; Testing dwarf5 split dwarf for two CUs. Making sure DW_AT_location [DW_FORM_loclistx] is updated correctly.
+;; Testing dwarf5 split dwarf for two CUs. Making sure DW_AT_location [DW_FORM_loclistx] is updated correctly.

 ; PRE-BOLT-DWO-MAIN: version = 0x0005
 ; PRE-BOLT-DWO-MAIN: DW_TAG_formal_parameter [10]
--- a/bolt/test/X86/dwarf5-df-dualcu.test
+++ b/bolt/test/X86/dwarf5-df-dualcu.test
@ -16,8 +16,8 @@
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info helper.dwo | FileCheck -check-prefix=PRE-BOLT-DWO-HELPER %s
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info helper.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-HELPER %s

-; Testing dwarf5 split dwarf for two CUs. Making sure DW_AT_low_pc/DW_AT_high_pc are converted correctly in the binary and in dwo.
-; Checking that DW_AT_location [DW_FORM_exprloc]	(DW_OP_addrx ##) are updated correctly.
+;; Testing dwarf5 split dwarf for two CUs. Making sure DW_AT_low_pc/DW_AT_high_pc are converted correctly in the binary and in dwo.
+;; Checking that DW_AT_location [DW_FORM_exprloc]	(DW_OP_addrx ##) are updated correctly.

 ; PRE-BOLT: version = 0x0005
 ; PRE-BOLT: DW_TAG_skeleton_unit
--- a/bolt/test/X86/dwarf5-df-inlined-subroutine-gc-sections-range.test
+++ b/bolt/test/X86/dwarf5-df-inlined-subroutine-gc-sections-range.test
@ -19,8 +19,8 @@
 ; RUN: cat log.txt | FileCheck -check-prefix=BOLT-PRE %s
 ; RUN: cat logBolt.txt | FileCheck -check-prefix=BOLT-MAIN %s

-; Tests whether BOLT handles correctly DW_TAG_inlined_subroutine when DW_AT_ranges is 0,
-; and split dwarf is enabled.
+;; Tests whether BOLT handles correctly DW_TAG_inlined_subroutine when DW_AT_ranges is 0,
+;; and split dwarf is enabled.

 ; BOLT-PRE: Addrs:
 ; BOLT-PRE: 0x0000000000000000
--- a/bolt/test/X86/dwarf5-df-inlined-subroutine-range-0.test
+++ b/bolt/test/X86/dwarf5-df-inlined-subroutine-range-0.test
@ -9,8 +9,8 @@
 ; RUN: llvm-dwarfdump --debug-info --verbose --show-form main.dwo.dwo >> log.txt
 ; RUN: cat log.txt | FileCheck -check-prefix=BOLT-MAIN %s

-; Tests whether BOLT handles correctly DW_TAG_inlined_subroutine when DW_AT_ranges is 0,
-; and split dwarf is enabled.
+;; Tests whether BOLT handles correctly DW_TAG_inlined_subroutine when DW_AT_ranges is 0,
+;; and split dwarf is enabled.

 ; BOLT-MAIN: 0x
 ; BOLT-MAIN: 0x
--- a/bolt/test/X86/dwarf5-df-input-lowpc-ranges.test
+++ b/bolt/test/X86/dwarf5-df-input-lowpc-ranges.test
@ -12,7 +12,7 @@
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo &> %t/mainddwodwo.txt
 ; RUN: cat %t/mainddwodwo.txt | FileCheck -check-prefix=BOLT-DWO-MAIN %s

-; Tests BOLT handles correctly Skeleton CU which has DW_AT_low_pc/DW_AT_ranges as input.
+;; Tests that BOLT correctly handles Skeleton CU which has DW_AT_low_pc/DW_AT_ranges as input.

 ; BOLT: Addrs: [
 ; BOLT-NEXT: 0x[[#%.16x,ADDR1:]]
--- a/bolt/test/X86/dwarf5-df-mono-dualcu.test
+++ b/bolt/test/X86/dwarf5-df-mono-dualcu.test
@ -13,7 +13,7 @@
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo | FileCheck -check-prefix=PRE-BOLT-DWO-MAIN %s
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-MAIN %s

-; Testing dwarf5 mix of split dwarf and monolithic CUs.
+;; Testing dwarf5 mix of split dwarf and monolithic CUs.

 ; PRE-BOLT: version = 0x0005
 ; PRE-BOLT: DW_TAG_skeleton_unit
--- a/bolt/test/X86/dwarf5-df-output-dir-same-name.test
+++ b/bolt/test/X86/dwarf5-df-output-dir-same-name.test
@ -14,15 +14,15 @@
 ; RUN: llvm-dwarfdump --debug-info main.exe.bolt >> log
 ; RUN: cat log | FileCheck -check-prefix=BOLT %s

-; Tests that BOLT handles correctly writing out .dwo files to the same directory when input has input where part of path
-; is in DW_AT_dwo_name and the .dwo file names are the same.
+;; Tests that BOLT handles correctly writing out .dwo files to the same directory when input has input where part of path
+;; is in DW_AT_dwo_name and the .dwo file names are the same.

 ; BOLT: split.dwo0.dwo
 ; BOLT: split.dwo1.dwo
 ; BOLT: DW_AT_dwo_name  ("split.dwo0.dwo")
 ; BOLT: DW_AT_dwo_name  ("split.dwo1.dwo")

-; Tests that when --dwarf-output-path is specified, but path do not exist BOLT creates it.
+;; Tests that when --dwarf-output-path is specified, but path do not exist BOLT creates it.

 ; RUN: rm -rf dwo
 ; RUN: llvm-bolt main.exe -o main.exe.bolt --update-debug-sections --dwarf-output-path=%t/dwo
@ -30,8 +30,8 @@
 ; RUN: llvm-dwarfdump --debug-info main.exe.bolt >> log
 ; RUN: cat log | FileCheck -check-prefix=BOLT1 %s

-; Tests that BOLT handles correctly writing out .dwo files to the same directory when input has input where part of path
-; is in DW_AT_dwo_name and the .dwo file names are the same.
+;; Tests that BOLT handles correctly writing out .dwo files to the same directory when input has input where part of path
+;; is in DW_AT_dwo_name and the .dwo file names are the same.

 ; BOLT1: split.dwo0.dwo
 ; BOLT1: split.dwo1.dwo
--- a/bolt/test/X86/dwarf5-df-types-dup-dwp-input.test
+++ b/bolt/test/X86/dwarf5-df-types-dup-dwp-input.test
@ -11,7 +11,7 @@
 ; RUN: llvm-dwarfdump --debug-info -r 0 main.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-DWO-MAIN %s
 ; RUN: llvm-dwarfdump --debug-info -r 0 helper.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-DWO-HELPER %s

-; Tests that BOLT correctly handles DWARF5 DWP file as input. Output has correct CU, and all the type units are written out.
+;; Tests that BOLT correctly handles DWARF5 DWP file as input. Output has correct CU, and all the type units are written out.

 ; BOLT-DWO-DWO-MAIN: debug_info.dwo
 ; BOLT-DWO-DWO-MAIN-NEXT: type_signature = 0x49dc260088be7e56
--- a/bolt/test/X86/dwarf5-do-no-convert-low-pc-high-pc-to-ranges.test
+++ b/bolt/test/X86/dwarf5-do-no-convert-low-pc-high-pc-to-ranges.test
@ -6,8 +6,8 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=PRECHECK %s
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=POSTCHECK %s

-# This test checks that we do not convert low_pc/high_pc to ranges for DW_TAG_inlined_subroutine,
-# when there is only one output range entry.
+## This test checks that we do not convert low_pc/high_pc to ranges for DW_TAG_inlined_subroutine,
+## when there is only one output range entry.

 # PRECHECK: DW_TAG_inlined_subroutine
 # PRECHECK: DW_AT_abstract_origin
--- a/bolt/test/X86/dwarf5-dwarf4-gdb-index-types-gdb-generated-gdb11.test
+++ b/bolt/test/X86/dwarf5-dwarf4-gdb-index-types-gdb-generated-gdb11.test
@ -7,7 +7,7 @@
 # RUN: llvm-bolt %tgdb.exe -o %tgdb.bolt --update-debug-sections
 # RUN: llvm-dwarfdump --gdb-index %tgdb.bolt | FileCheck --check-prefix=POSTCHECK %s

-# Tests that BOLT correctly handles gdb-index generated by GDB.
+## Tests that BOLT correctly handles gdb-index generated by GDB.

 # POSTCHECK:          Version = 8
 # POSTCHECK:          CU list offset = 0x18, has 2 entries
--- a/bolt/test/X86/dwarf5-dwarf4-gdb-index-types-gdb-generated-gdb9.test
+++ b/bolt/test/X86/dwarf5-dwarf4-gdb-index-types-gdb-generated-gdb9.test
@ -7,7 +7,7 @@
 # RUN: llvm-bolt %tgdb.exe -o %tgdb.bolt --update-debug-sections
 # RUN: llvm-dwarfdump --gdb-index %tgdb.bolt | FileCheck --check-prefix=POSTCHECK %s

-# Tests that BOLT correctly handles gdb-index generated by GDB.
+## Tests that BOLT correctly handles gdb-index generated by GDB.

 # POSTCHECK:          Version = 8
 # POSTCHECK:          CU list offset = 0x18, has 3 entries
--- a/bolt/test/X86/dwarf5-dwarf4-gdb-index-types-lld-generated.test
+++ b/bolt/test/X86/dwarf5-dwarf4-gdb-index-types-lld-generated.test
@ -6,7 +6,7 @@
 # RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections
 # RUN: llvm-dwarfdump --gdb-index %t.bolt | FileCheck --check-prefix=POSTCHECK %s

-# Tests that BOLT correctly handles gdb-index generated by LLD.
+## Tests that BOLT correctly handles gdb-index generated by LLD.

 # POSTCHECK:          Version = 7
 # POSTCHECK:          CU list offset = 0x18, has 2 entries
--- a/bolt/test/X86/dwarf5-dwarf4-monolithic.test
+++ b/bolt/test/X86/dwarf5-dwarf4-monolithic.test
@ -15,7 +15,7 @@
 # RUN: FileCheck --check-prefix=CHECK-LINE %s --input-file %t_line.txt


-# Check BOLT handles monolithic mix of DWARF4 and DWARF5.
+## Check BOLT handles monolithic mix of DWARF4 and DWARF5.

 # main.cpp
 # PRECHECK: version = 0x0005
--- a/bolt/test/X86/dwarf5-dwarf4-types-backward-forward-cross-reference.test
+++ b/bolt/test/X86/dwarf5-dwarf4-types-backward-forward-cross-reference.test
@ -7,8 +7,8 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=POSTCHECK %s
 # RUN: llvm-dwarfdump --show-form --verbose --debug-types %t.bolt | FileCheck --check-prefix=POSTCHECKTU %s

-# This test checks that BOLT handles correctly backward and forward cross CU references
-# for DWARF5 and DWARF4 with -fdebug-types-section
+## This test checks that BOLT handles correctly backward and forward cross CU references
+## for DWARF5 and DWARF4 with -fdebug-types-section

 # POSTCHECK: version = 0x0005
 # POSTCHECK: DW_TAG_type_unit
--- a/bolt/test/X86/dwarf5-ftypes-dwo-mono-input-dwp-output.test
+++ b/bolt/test/X86/dwarf5-ftypes-dwo-mono-input-dwp-output.test
@ -13,9 +13,9 @@
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-tu-index main.exe.bolt.dwp | FileCheck -check-prefix=BOLT-DWP-TU-INDEX %s
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-cu-index main.exe.bolt.dwp | FileCheck -check-prefix=BOLT-DWP-CU-INDEX %s

-; Test input into bolt a .dwo file with TU Index.
-; Test split-dwarf and monolithic TUs.
-; Make sure the output .dwp file has a type and cu information.
+;; Test input into bolt a .dwo file with TU Index.
+;; Test split-dwarf and monolithic TUs.
+;; Make sure the output .dwp file has a type and cu information.

 ; PRE-BOLT: Type Unit
 ; PRE-BOLT-SAME: 0x675d23e4f33235f2
--- a/bolt/test/X86/dwarf5-ftypes-dwp-input-dwo-output.test
+++ b/bolt/test/X86/dwarf5-ftypes-dwp-input-dwo-output.test
@ -13,8 +13,8 @@
 ; RUN: llvm-bolt main.exe -o main.exe.bolt --update-debug-sections
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo | FileCheck -check-prefix=BOLT %s

-; Test input into bolt a DWP file with TU Index.
-; Make sure output in the .dwo files has type information.
+;; Test input into bolt a DWP file with TU Index.
+;; Make sure output in the .dwo files has type information.

 ; PRE-BOLT: DW_TAG_type_unit
 ; PRE-BOLT: DW_TAG_type_unit
--- a/bolt/test/X86/dwarf5-gdb-index-types-gdb-generated-gdb11.test
+++ b/bolt/test/X86/dwarf5-gdb-index-types-gdb-generated-gdb11.test
@ -7,7 +7,7 @@
 # RUN: llvm-bolt %tgdb.exe -o %tgdb.bolt --update-debug-sections
 # RUN: llvm-dwarfdump --gdb-index %tgdb.bolt | FileCheck --check-prefix=POSTCHECK %s

-# Tests that BOLT correctly handles gdb-index generated by GDB.
+## Tests that BOLT correctly handles gdb-index generated by GDB.

 # POSTCHECK:          Version = 8
 # POSTCHECK:          CU list offset = 0x18, has 2 entries
--- a/bolt/test/X86/dwarf5-gdb-index-types-gdb-generated-gdb9.test
+++ b/bolt/test/X86/dwarf5-gdb-index-types-gdb-generated-gdb9.test
@ -7,7 +7,7 @@
 # RUN: llvm-bolt %tgdb.exe -o %tgdb.bolt --update-debug-sections
 # RUN: llvm-dwarfdump --gdb-index %tgdb.bolt | FileCheck --check-prefix=POSTCHECK %s

-# Tests that BOLT correctly handles gdb-index generated by GDB.
+## Tests that BOLT correctly handles gdb-index generated by GDB.

 # POSTCHECK:          Version = 8
 # POSTCHECK:          CU list offset = 0x18, has 4 entries
--- a/bolt/test/X86/dwarf5-gdb-index-types-lld-generated.test
+++ b/bolt/test/X86/dwarf5-gdb-index-types-lld-generated.test
@ -6,7 +6,7 @@
 # RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections
 # RUN: llvm-dwarfdump --gdb-index %t.bolt | FileCheck --check-prefix=POSTCHECK %s

-# Tests that BOLT correctly handles gdb-index generated by LLD.
+## Tests that BOLT correctly handles gdb-index generated by LLD.

 # POSTCHECK:          Version = 7
 # POSTCHECK:          CU list offset = 0x18, has 2 entries
--- a/bolt/test/X86/dwarf5-locaddrx.test
+++ b/bolt/test/X86/dwarf5-locaddrx.test
@ -12,8 +12,8 @@
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info mainlocadddrx.dwo | FileCheck -check-prefix=PRE-BOLT-DWO %s
 ; RUN: llvm-dwarfdump --show-form --verbose --debug-info mainlocadddrx.dwo.dwo | FileCheck -check-prefix=BOLT-DWO %s

-; Testing dwarf5 split dwarf. Making sure DW_AT_low_pc/DW_AT_high_pc are converted correctly in the binary and in dwo.
-; Checking that DW_AT_location [DW_FORM_exprloc]	(DW_OP_addrx 0x0) is updated correctly.
+;; Testing dwarf5 split dwarf. Making sure DW_AT_low_pc/DW_AT_high_pc are converted correctly in the binary and in dwo.
+;; Checking that DW_AT_location [DW_FORM_exprloc]	(DW_OP_addrx 0x0) is updated correctly.

 ; PRE-BOLT: version = 0x0005
 ; PRE-BOLT: DW_TAG_skeleton_unit
--- a/bolt/test/X86/dwarf5-locexpr-addrx.s
+++ b/bolt/test/X86/dwarf5-locexpr-addrx.s
@ -6,8 +6,8 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=PRECHECK %s
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=POSTCHECK %s

-# This test checks that we correctly encode new index into .debug_addr section
-# from DW_AT_location [DW_FORM_exprloc]  (DW_OP_addrx 0x#)
+## This test checks that we correctly encode new index into .debug_addr section
+## from DW_AT_location [DW_FORM_exprloc]  (DW_OP_addrx 0x#)

 # PRECHECK: version = 0x0005
 # PRECHECK: DW_TAG_variable
--- a/bolt/test/X86/dwarf5-locexpr-referrence.test
+++ b/bolt/test/X86/dwarf5-locexpr-referrence.test
@ -6,7 +6,7 @@
 # RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt | FileCheck --check-prefix=CHECK %s

-# This test checks that we update relative DIE references with DW_OP_convert that are in locexpr.
+## This test checks that we update relative DIE references with DW_OP_convert that are in locexpr.

 # CHECK: version = 0x0005
 # CHECK: DW_TAG_variable
--- a/bolt/test/X86/dwarf5-loclist-offset-form.test
+++ b/bolt/test/X86/dwarf5-loclist-offset-form.test
@ -9,7 +9,7 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt >> %t.txt
 # RUN: cat %t.txt | FileCheck --check-prefix=POSTCHECK %s

-# Checks we can handle DWARF5 CU with DWARF4 DW_AT_location access pattern.
+## Checks we can handle DWARF5 CU with DWARF4 DW_AT_location access pattern.

 # PRECHECK: DW_TAG_compile_unit
 # PRECHECK: DW_TAG_variable [5]
--- a/bolt/test/X86/dwarf5-lowpc-highpc-convert.s
+++ b/bolt/test/X86/dwarf5-lowpc-highpc-convert.s
@ -8,8 +8,8 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt >> %t.txt
 # RUN: cat %t.txt | FileCheck --check-prefix=POSTCHECK %s

-# This tests checks that DW_AT_low_pc/DW_AT_high_pc is converted to DW_AT_low_pc/DW_AT_ranges.
-# Checks that DW_AT_rnglists_base is inserted, and that correct address is used.
+## This tests checks that DW_AT_low_pc/DW_AT_high_pc is converted to DW_AT_low_pc/DW_AT_ranges.
+## Checks that DW_AT_rnglists_base is inserted, and that correct address is used.

 # PRECHECK: version = 0x0005
 # PRECHECK: DW_AT_low_pc
--- a/bolt/test/X86/dwarf5-multiple-dw-op-addrx-locexpr.s
+++ b/bolt/test/X86/dwarf5-multiple-dw-op-addrx-locexpr.s
@ -21,7 +21,7 @@
 # CHECK: DW_AT_decl_line [DW_FORM_data1]
 # CHECK: DW_AT_location [DW_FORM_exprloc]  (DW_OP_addrx 0x2, DW_OP_piece 0x4, DW_OP_addrx 0x3, DW_OP_piece 0x4)

-# This test checks that we update DW_AT_location [DW_FORM_exprloc] with multiple DW_OP_addrx.
+## This test checks that we update DW_AT_location [DW_FORM_exprloc] with multiple DW_OP_addrx.

 # struct pair {int i; int j; };
 # static pair p;
--- a/bolt/test/X86/dwarf5-one-loclists-two-bases.test
+++ b/bolt/test/X86/dwarf5-one-loclists-two-bases.test
@ -9,8 +9,8 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt >> %t.txt
 # RUN: cat %t.txt | FileCheck --check-prefix=POSTCHECK %s

-# This tests checks that re-writing of .debug_loclists is handled correctly when one of the CUs
-# doesn't have any DW_AT_location accesses.
+## This tests checks that re-writing of .debug_loclists is handled correctly when one of the CUs
+## doesn't have any DW_AT_location accesses.

 # PRECHECK: version = 0x0005
 # PRECHECK: DW_AT_loclists_base [DW_FORM_sec_offset] (0x0000000c)
--- a/bolt/test/X86/dwarf5-rangeoffset-to-rangeindex.s
+++ b/bolt/test/X86/dwarf5-rangeoffset-to-rangeindex.s
@ -8,7 +8,7 @@
 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt >> %t.txt
 # RUN: cat %t.txt | FileCheck --check-prefix=POSTCHECK %s

-# This tests conversion for DWARF5 ranges DW_AT_ranges [DW_FORM_sec_offset] to DW_AT_ranges [DW_FORM_rnglistx]
+## This tests conversion for DWARF5 ranges DW_AT_ranges [DW_FORM_sec_offset] to DW_AT_ranges [DW_FORM_rnglistx]

 # PRECHECK: version = 0x0005
 # PRECHECK: DW_AT_ranges [DW_FORM_sec_offset]
--- a/bolt/test/X86/dwarf5-return-pc-form-addr.test
+++ b/bolt/test/X86/dwarf5-return-pc-form-addr.test
@ -11,7 +11,7 @@
 # RUN: cat %tmain.txt | FileCheck --check-prefix=PRECHECK %s
 # RUN: cat %tmainbolt.txt | FileCheck --check-prefix=POSTCHECK %s

-# Test checks that DW_AT_call_return_pc points to an address after the callq instruction.
+## Test checks that DW_AT_call_return_pc points to an address after the callq instruction.

 # PRECHECK: DW_TAG_call_site [11]
 # PRECHECK-NEXT: DW_AT_call_origin [DW_FORM_ref4]
--- a/Show More
+++ b/Show More