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6c299ca6e7
have the same size. This fixes an asset that is triggered when an address of a boolean variable is passed to __builtin_arm_ldrex or __builtin_arm_strex. rdar://problem/29269006 llvm-svn: 288404
25 lines
754 B
C++
25 lines
754 B
C++
// RUN: %clang_cc1 -Wall -Werror -triple thumbv8-linux-gnueabi -fno-signed-char -emit-llvm -o - %s | FileCheck %s
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// RUN: %clang_cc1 -Wall -Werror -triple arm64-apple-ios7.0 -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-ARM64
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bool b;
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// CHECK-LABEL: @_Z10test_ldrexv()
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// CHECK: call i32 @llvm.arm.ldrex.p0i8(i8* @b)
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// CHECK-ARM64-LABEL: @_Z10test_ldrexv()
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// CHECK-ARM64: call i64 @llvm.aarch64.ldxr.p0i8(i8* @b)
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void test_ldrex() {
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b = __builtin_arm_ldrex(&b);
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}
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// CHECK-LABEL: @_Z10tset_strexv()
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// CHECK: %{{.*}} = call i32 @llvm.arm.strex.p0i8(i32 1, i8* @b)
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// CHECK-ARM64-LABEL: @_Z10tset_strexv()
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// CHECK-ARM64: %{{.*}} = call i32 @llvm.aarch64.stxr.p0i8(i64 1, i8* @b)
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void tset_strex() {
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__builtin_arm_strex(true, &b);
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}
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