compiler-rt/test/msan/msan_dump_shadow.cpp

   1 // RUN: %clangxx_msan -O0 -g %s -o %t && %run %t >%t.out 2>&1
   2 // RUN: FileCheck %s < %t.out
   3
   4 // RUN: %clangxx_msan -fsanitize-memory-track-origins -O0 -g %s -o %t && %run %t >%t.out 2>&1
   5 // RUN: FileCheck %s < %t.out
   6
   7 // RUN: %clangxx_msan -fsanitize-memory-track-origins=2 -O0 -g %s -o %t && %run %t >%t.out 2>&1
   8 // RUN: FileCheck %s < %t.out
   9
  10 #include <sanitizer/msan_interface.h>
  11
  12 int main(void) {
  13   char *p = new char[16];
  14   __msan_dump_shadow(p, 5);
  15   delete[] p;
  16   const char *q = "abc";
  17   __msan_dump_shadow(q, 3);
  18   return 0;
  19 }
  20
  21 // CHECK: 0x{{[0-9a-f]+}}[0x{{[0-9a-f]+}}]  ff ff ff ff ff
  22 // CHECK: 0x{{[0-9a-f]+}}[0x{{[0-9a-f]+}}]  00 00 00