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a6c84079f6
When -gsplit-dwarf is passed in clang emmmits -ggnu-pubnames which results in .debug_gnu_pubnames/..debug_gnu_pubtypes being generated. This is used by GDB, but not by LLDB. Changed so that these sections are not emitted for LLDB tuning, unless flag is passed explicitly.
137 lines
7.8 KiB
C
137 lines
7.8 KiB
C
/// Test -gsplit-dwarf and -gsplit-dwarf={split,single}.
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/// Interaction with -g (-g2).
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// RUN: %clang -### -c -target x86_64 -g -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefixes=NOINLINE,SPLIT
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// RUN: %clang -### -c -target x86_64 -gsplit-dwarf -g %s 2>&1 | FileCheck %s --check-prefixes=NOINLINE,SPLIT
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// RUN: %clang -### -c -target x86_64 -g2 -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefixes=NOINLINE,SPLIT
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/// -gsplit-dwarf=split is equivalent to -gsplit-dwarf.
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// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=split -g %s 2>&1 | FileCheck %s --check-prefixes=NOINLINE,SPLIT
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// INLINE: "-fsplit-dwarf-inlining"
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// NOINLINE-NOT: "-fsplit-dwarf-inlining"
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// SPLIT-NOT: "-dumpdir"
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// SPLIT: "-debug-info-kind=constructor"
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// SPLIT-SAME: "-ggnu-pubnames"
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// SPLIT-SAME: "-split-dwarf-file" "split-debug.dwo" "-split-dwarf-output" "split-debug.dwo"
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// RUN: %clang -### -c -target wasm32 -gsplit-dwarf -g %s 2>&1 | FileCheck %s --check-prefix=SPLIT
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// RUN: %clang -### -c --target=amdgcn-amd-amdhsa -nogpuinc -nogpulib -gsplit-dwarf -g %s 2>&1 | FileCheck %s --check-prefix=SPLIT
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// RUN: %clang_cl -### -c --target=x86_64-unknown-windows-msvc -gno-split-dwarf -gsplit-dwarf -g -- %s 2>&1 | FileCheck %s --check-prefix=SPLIT
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/// -gsplit-dwarf is a no-op on a non-ELF platform.
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// RUN: %clang -### -c -target x86_64-apple-darwin -gsplit-dwarf -g %s 2>&1 | FileCheck %s --check-prefix=DARWIN
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// DARWIN: "-debug-info-kind=standalone"
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// DARWIN-NOT: "-split-dwarf
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/// -gsplit-dwarf is a no-op if no -g is specified.
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// RUN: %clang -### -c -target x86_64 -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefix=G0
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/// ... unless -fthinlto-index= is specified.
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// RUN: echo > %t.bc
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// RUN: %clang -### -c -target x86_64 -fthinlto-index=dummy -gsplit-dwarf %t.bc 2>&1 | FileCheck %s --check-prefix=IR
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// RUN: %clang -### -c -target x86_64 -gsplit-dwarf -x ir %t.bc 2>&1 | FileCheck %s --check-prefix=IR
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// IR-NOT: "-debug-info-kind=
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// IR: "-ggnu-pubnames"
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// IR-SAME: "-split-dwarf-file" "{{.*}}.dwo" "-split-dwarf-output" "{{.*}}.dwo"
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/// -gno-split-dwarf disables debug fission.
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// RUN: %clang -### -c -target x86_64 -gsplit-dwarf -g -gno-split-dwarf %s 2>&1 | FileCheck %s --check-prefix=NOSPLIT
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// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=single -g -gno-split-dwarf %s 2>&1 | FileCheck %s --check-prefix=NOSPLIT
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// RUN: %clang -### -c -target x86_64 -gno-split-dwarf -g -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefixes=NOINLINE,SPLIT
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// NOSPLIT: "-debug-info-kind=constructor"
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// NOSPLIT-NOT: "-ggnu-pubnames"
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// NOSPLIT-NOT: "-split-dwarf
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/// Test -gsplit-dwarf=single.
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// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=single -g %s 2>&1 | FileCheck %s --check-prefix=SINGLE
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// SINGLE: "-debug-info-kind=constructor"
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// SINGLE: "-split-dwarf-file" "split-debug.o"
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// SINGLE-NOT: "-split-dwarf-output"
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// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=single -g -o %tfoo.o %s 2>&1 | FileCheck %s --check-prefix=SINGLE_WITH_FILENAME
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// RUN: %clang_cl -### -c --target=x86_64-unknown-windows-msvc -gsplit-dwarf=single -g -o %tfoo.o -- %s 2>&1 | FileCheck %s --check-prefix=SINGLE_WITH_FILENAME
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// SINGLE_WITH_FILENAME: "-split-dwarf-file" "{{.*}}foo.o"
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// SINGLE_WITH_FILENAME-NOT: "-split-dwarf-output"
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/// If linking is the final phase, the .dwo filename is derived from -o (if specified) or "a".
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// RUN: %clang -### --target=x86_64-unknown-linux-gnu -gsplit-dwarf -g %s -o obj/out 2>&1 | FileCheck %s --check-prefix=SPLIT_LINK
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// RUN: %clang_cl -### --target=x86_64-unknown-windows-msvc -gsplit-dwarf -g -o obj/out -- %s 2>&1 | FileCheck %s --check-prefix=SPLIT_LINK
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// RUN: %clang -### --target=x86_64-unknown-linux-gnu -gsplit-dwarf -g %s 2>&1 | FileCheck %s --check-prefix=SPLIT_LINK_A
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// SPLIT_LINK: "-dumpdir" "obj/out-"
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// SPLIT_LINK: "-debug-info-kind=constructor"
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// SPLIT_LINK-SAME: "-split-dwarf-file" "obj/out-split-debug.dwo" "-split-dwarf-output" "obj/out-split-debug.dwo"
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// SPLIT_LINK_A: "-dumpdir" "a-"
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// SPLIT_LINK_A-SAME: "-split-dwarf-file" "a-split-debug.dwo" "-split-dwarf-output" "a-split-debug.dwo"
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/// GCC special cases /dev/null (HOST_BIT_BUCKET) but not other special files like /dev/zero.
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/// We don't apply special rules at all.
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// RUN: %if !system-windows %{ %clang -### --target=x86_64-unknown-linux-gnu -gsplit-dwarf -g %s -o /dev/null 2>&1 | FileCheck %s --check-prefix=SPLIT_LINK_NULL %}
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// SPLIT_LINK_NULL: "-dumpdir" "/dev/null-"
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// SPLIT_LINK_NULL-SAME: "-split-dwarf-output" "/dev/null-split-debug.dwo"
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/// If -dumpdir is specified, use its value to derive the .dwo filename.
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// RUN: %clang -### --target=x86_64-unknown-linux-gnu -gsplit-dwarf -g %s -o obj/out -dumpdir pf/x -c 2>&1 | FileCheck %s --check-prefix=DUMPDIR
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// RUN: %clang -### --target=x86_64-unknown-linux-gnu -gsplit-dwarf -g %s -o obj/out -dumpdir pf/x 2>&1 | FileCheck %s --check-prefix=DUMPDIR
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// DUMPDIR: "-dumpdir" "pf/x"
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// DUMPDIR-SAME: "-split-dwarf-output" "pf/xsplit-debug.dwo"
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/// -fsplit-dwarf-inlining
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// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=split -g -fsplit-dwarf-inlining %s 2>&1 | FileCheck %s --check-prefixes=INLINE,SPLIT
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// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=split -g -gno-pubnames %s 2>&1 | FileCheck %s --check-prefixes=NOPUBNAMES
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// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=split -g -gno-gnu-pubnames %s 2>&1 | FileCheck %s --check-prefixes=NOPUBNAMES
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// NOPUBNAMES: "-debug-info-kind=constructor"
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// NOPUBNAMES-NOT: "-ggnu-pubnames"
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// NOPUBNAMES-SAME: "-split-dwarf-file" "split-debug.dwo" "-split-dwarf-output" "split-debug.dwo"
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/// Invoke objcopy if not using the integrated assembler.
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// RUN: %clang -### -c -target x86_64-unknown-linux-gnu -fno-integrated-as -gsplit-dwarf -g %s 2>&1 | FileCheck %s --check-prefix=OBJCOPY
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// OBJCOPY: objcopy{{(.exe)?}}" "--extract-dwo"
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// OBJCOPY-NEXT: objcopy{{(.exe)?}}" "--strip-dwo"
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/// ... but not for assembly output.
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// RUN: %clang -### -S -target x86_64-unknown-linux-gnu -fno-integrated-as -gsplit-dwarf -g %s 2>&1 | FileCheck %s --check-prefix=NOOBJCOPY
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// NOOBJCOPY-NOT: objcopy"
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/// Interaction with -g0.
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// RUN: %clang -### -c -target x86_64 -gsplit-dwarf -g0 -### %s 2>&1 | FileCheck %s --check-prefix=G0
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// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=single -g0 %s 2>&1 | FileCheck %s --check-prefix=G0
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// RUN: %clang -### -c -target x86_64 -g0 -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefixes=G0
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// RUN: %clang -### -c -target x86_64 -g0 -gsplit-dwarf=single %s 2>&1 | FileCheck %s --check-prefix=G0
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// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=single -g0 -fsplit-dwarf-inlining %s 2>&1 | FileCheck %s --check-prefix=G0
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// G0-NOT: "-debug-info-kind=
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// G0-NOT: "-split-dwarf-
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/// Interaction with -g1 (-gmlt).
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// RUN: %clang -### -S -target x86_64 -gsplit-dwarf -g1 %s 2>&1 | FileCheck %s --check-prefix=G1_WITH_SPLIT
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// RUN: %clang -### -S -target x86_64 -gsplit-dwarf -g1 -fno-split-dwarf-inlining %s 2>&1 | FileCheck %s --check-prefix=G1_WITH_SPLIT
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// RUN: %clang -### -S -target x86_64 -gmlt -gsplit-dwarf -fno-split-dwarf-inlining %s 2>&1 | FileCheck %s --check-prefix=G1_WITH_SPLIT
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// G1_WITH_SPLIT: "-debug-info-kind=line-tables-only"
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// G1_WITH_SPLIT: "-split-dwarf-file"
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// G1_WITH_SPLIT: "-split-dwarf-output"
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// RUN: %clang -### -S -target x86_64 -gsplit-dwarf -g1 -fsplit-dwarf-inlining %s 2>&1 | FileCheck %s --check-prefix=G1_NOSPLIT
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// G1_NOSPLIT: "-debug-info-kind=line-tables-only"
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// G1_NOSPLIT-NOT: "-split-dwarf-file"
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// G1_NOSPLIT-NOT: "-split-dwarf-output"
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/// Do not generate -ggnu-pubnames for -glldb
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// RUN: %clang -### -c -target x86_64 -gsplit-dwarf -g -glldb %s 2>&1 | FileCheck %s --check-prefixes=GLLDBSPLIT
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// GLLDBSPLIT-NOT: "-ggnu-pubnames"
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/// Generate -ggnu-pubnames for -glldb when it is explicitly enabled
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// RUN: %clang -### -c -target x86_64 -gsplit-dwarf -g -glldb -ggnu-pubnames %s 2>&1 | FileCheck %s --check-prefixes=GLLDBSPLIT2
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// GLLDBSPLIT2: "-ggnu-pubnames"
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