| // Check that sanitizer prints the faulting instruction bytes on |
| // dump_instruction_bytes=1 |
| |
| // clang-format off |
| // RUN: %clangxx %s -o %t |
| // RUN: %env_tool_opts=dump_instruction_bytes=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-DUMP |
| // RUN: not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-NODUMP |
| // clang-format on |
| |
| // REQUIRES: x86-target-arch |
| // FIXME: implement in other sanitizers. |
| // XFAIL: msan |
| // XFAIL: tsan |
| |
| int main() { |
| #if defined(__x86_64__) |
| asm("movq $0, %rax"); |
| asm("movl $0xcafebabe, 0x0(%rax)"); |
| #elif defined(i386) |
| asm("movl $0, %eax"); |
| asm("movl $0xcafebabe, 0x0(%eax)"); |
| #endif |
| // CHECK-DUMP: First 16 instruction bytes at pc: c7 00 be ba fe ca |
| // CHECK-NODUMP-NOT: First 16 instruction bytes |
| return 0; |
| } |
