15 lines · c
1// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \2// RUN: -fsanitize=vla-bound -fsanitize-trap=vla-bound -emit-llvm %s -o - | FileCheck %s3 4int n = 0;5 6int vla_bound_not_positive(void) {7 int a[n];8 return sizeof a;9}10 11// CHECK-LABEL: @vla_bound_not_positive12// CHECK: call void @llvm.ubsantrap(i8 24) {{.*}}!dbg [[LOC:![0-9]+]]13// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}})14// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Variable length array bound evaluates to non-positive value"15