llvm-project/compiler-rt/test/gwp_asan/invalid_free_left.cpp

17 lines
370 B
C++

// REQUIRES: gwp_asan
// RUN: %clangxx_gwp_asan %s -o %t
// RUN: not %run %t 2>&1 | FileCheck %s
// CHECK: GWP-ASan detected a memory error
// CHECK: Invalid (wild) free at 0x{{[a-f0-9]+}} (1 byte to the left of a
// CHECK-SAME: 1-byte allocation
#include <cstdlib>
int main() {
char *Ptr =
reinterpret_cast<char *>(malloc(1));
free(Ptr - 1);
return 0;
}