compiler-rt/test/asan/TestCases/on_error_callback.cpp

   1 // RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s
   2
   3 #include <stdio.h>
   4 #include <stdlib.h>
   5
   6 // Required for dyld macOS 12.0+
   7 #if (__APPLE__)
   8 __attribute__((weak))
   9 #endif
  10 extern "C" void
  11 __asan_on_error() {
  12   fprintf(stderr, "__asan_on_error called\n");
  13   fflush(stderr);
  14 }
  15
  16 int main() {
  17   char *x = (char*)malloc(10 * sizeof(char));
  18   free(x);
  19   return x[5];
  20   // CHECK: __asan_on_error called
  21 }