compiler-rt/test/gwp_asan/use_after_delete.cpp

   1 // REQUIRES: gwp_asan
   2 // RUN: %clangxx_gwp_asan %s -o %t
   3 // RUN: %expect_crash %run %t 2>&1 | FileCheck %s
   4
   5 // CHECK: GWP-ASan detected a memory error
   6 // CHECK: Use After Free at 0x{{[a-f0-9]+}} (0 bytes into a 1-byte allocation
   7
   8 #include <cstdlib>
   9
  10 int main() {
  11   char *Ptr = new char;
  12
  13   *Ptr = 0x0;
  14
  15   delete Ptr;
  16   volatile char x = *Ptr;
  17   return 0;
  18 }