compiler-rt/test/scudo/mismatch.cpp

   1 // RUN: %clangxx_scudo %s -o %t
   2 // RUN: %env_scudo_opts=DeallocationTypeMismatch=1 not %run %t mallocdel 2>&1 | FileCheck --check-prefix=CHECK-dealloc %s
   3 // RUN: %env_scudo_opts=DeallocationTypeMismatch=0     %run %t mallocdel 2>&1
   4 // RUN: %env_scudo_opts=DeallocationTypeMismatch=1 not %run %t newfree   2>&1 | FileCheck --check-prefix=CHECK-dealloc %s
   5 // RUN: %env_scudo_opts=DeallocationTypeMismatch=0     %run %t newfree   2>&1
   6
   7 // Tests that type mismatches between allocation and deallocation functions are
   8 // caught when the related option is set.
   9
  10 #include <assert.h>
  11 #include <stdlib.h>
  12 #include <string.h>
  13
  14 int main(int argc, char **argv) {
  15   assert(argc == 2);
  16   if (!strcmp(argv[1], "mallocdel")) {
  17     int *p = (int *)malloc(16);
  18     assert(p);
  19     delete p;
  20   }
  21   if (!strcmp(argv[1], "newfree")) {
  22     int *p = new int;
  23     assert(p);
  24     free((void *)p);
  25   }
  26   return 0;
  27 }
  28
  29 // CHECK-dealloc: ERROR: allocation type mismatch when deallocating address
  30 // CHECK-realloc: ERROR: allocation type mismatch when reallocating address