double_free.cpp
319 Bytes
// REQUIRES: gwp_asan
// RUN: %clangxx_gwp_asan %s -o %t
// RUN: %expect_crash %run %t 2>&1 | FileCheck %s
#include <cstdlib>
int main() {
// CHECK: GWP-ASan detected a memory error
// CHECK: Double Free at 0x{{[a-f0-9]+}} (a 10-byte allocation)
void *Ptr = malloc(10);
free(Ptr);
free(Ptr);
return 0;
}