compiler-rt/test/sanitizer_common/TestCases/Posix/dump_instruction_bytes.cpp

   1 // Check that sanitizer prints the faulting instruction bytes on
   2 // dump_instruction_bytes=1
   3
   4 // RUN: %clangxx  %s -o %t
   5 // RUN: %env_tool_opts=dump_instruction_bytes=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-DUMP
   6 // RUN: not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-NODUMP
   7
   8 // REQUIRES: x86-target-arch
   9
  10 int main() {
  11 #if defined(__x86_64__)
  12   asm("movq $0, %rax");
  13   asm("movl $0xcafebabe, 0x0(%rax)");
  14 #elif defined(i386)
  15   asm("movl $0, %eax");
  16   asm("movl $0xcafebabe, 0x0(%eax)");
  17 #endif
  18   // CHECK-DUMP: First 16 instruction bytes at pc: c7 00 be ba fe ca
  19   // CHECK-NODUMP-NOT: First 16 instruction bytes
  20   return 0;
  21 }