compiler-rt/test/asan/TestCases/heap-overflow-large.cpp

   1 // Regression test for
   2 // https://code.google.com/p/address-sanitizer/issues/detail?id=183
   3
   4 // RUN: %clangxx_asan -O2 %s -o %t
   5 // RUN: not %run %t 12 2>&1 | FileCheck %s
   6 // RUN: not %run %t 100 2>&1 | FileCheck %s
   7 // RUN: not %run %t 10000 2>&1 | FileCheck %s
   8
   9 #include <stdlib.h>
  10 #include <string.h>
  11 #include <stdio.h>
  12
  13 int main(int argc, char *argv[]) {
  14   fprintf(stderr, "main\n");
  15   int *x = new int[5];
  16   memset(x, 0, sizeof(x[0]) * 5);
  17   int index = atoi(argv[1]);
  18   unsigned res = x[index];
  19   // CHECK: main
  20   // CHECK-NOT: CHECK failed
  21   delete[] x;
  22   return (res % 10) + 1;
  23 }