xref: /llvm-project/compiler-rt/test/msan/check-handler.cpp (revision 2721e27c3aa34841db3fc0b4da25890288652d50)
1 // RUN: %clangxx_msan -O0 -g %s -o %t && not %run %t 2>&1 | FileCheck %s
2 
3 // Verify that CHECK handler prints a stack on CHECK fail.
4 
5 #include <stdlib.h>
6 
main(void)7 int main(void) {
8   // Allocate chunk from the secondary allocator to trigger CHECK(IsALigned())
9   // in its free() path.
10   void *p = malloc(8 << 20);
11   free(reinterpret_cast<char*>(p) + 1);
12   // CHECK: MemorySanitizer: bad pointer
13   // CHECK: MemorySanitizer: CHECK failed
14   // CHECK: #0
15   return 0;
16 }
17