diff options
Diffstat (limited to 'clang/test/CodeGen/ubsan-trap-reason-negate-overflow.c')
| -rw-r--r-- | clang/test/CodeGen/ubsan-trap-reason-negate-overflow.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/clang/test/CodeGen/ubsan-trap-reason-negate-overflow.c b/clang/test/CodeGen/ubsan-trap-reason-negate-overflow.c new file mode 100644 index 0000000..5534679 --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-negate-overflow.c @@ -0,0 +1,12 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=signed-integer-overflow -fsanitize-trap=signed-integer-overflow -emit-llvm %s -o - | FileCheck %s + +int negate_overflow() { + int x; + return -x; +} + +// CHECK-LABEL: @negate_overflow +// CHECK: call void @llvm.ubsantrap(i8 13) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Integer negation overflowed" |