// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ // RUN: -fsanitize=pointer-overflow -fsanitize-trap=pointer-overflow -emit-llvm %s -o - | FileCheck %s #include #include int *pointer_overflow(void) { int buf[4]; volatile size_t n = (SIZE_MAX / sizeof(int)) - 1; return buf + n; } // CHECK-LABEL: @pointer_overflow // CHECK: call void @llvm.ubsantrap(i8 19) {{.*}}!dbg [[LOC:![0-9]+]] // CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) // CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Pointer arithmetic overflowed bounds"