1 // Check that ASan prints the faulting instruction bytes on
2 // dump_instruction_bytes=1
3 // RUN: %clangxx_asan %s -o %t
4 // RUN: env ASAN_OPTIONS=dump_instruction_bytes=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-DUMP
5 // RUN: not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-NODUMP
6 //
7 // REQUIRES: x86_64-supported-target,i386-supported-target
8
main()9 int main() {
10 #if defined(__x86_64__)
11 asm("movq $0, %rax");
12 asm("movl $0xcafebabe, 0x0(%rax)");
13 #elif defined(i386)
14 asm("movl $0, %eax");
15 asm("movl $0xcafebabe, 0x0(%eax)");
16 #endif
17 // CHECK-DUMP: First 16 instruction bytes at pc: c7 00 be ba fe ca
18 // CHECK-NODUMP-NOT: First 16 instruction bytes
19 return 0;
20 }
21