src/compiler-rt/test/asan/TestCases/Darwin/address-range-limit.mm

   1 // Regression test for https://code.google.com/p/address-sanitizer/issues/detail?id=368.
   2
   3 // RUN: %clangxx_asan %s -Wno-deprecated-declarations -flat_namespace -bundle -undefined suppress -o %t.bundle
   4 // RUN: %clangxx_asan %s -Wno-deprecated-declarations -o %t -framework Foundation && not %run %t 2>&1 | FileCheck %s
   5
   6 #import <Foundation/Foundation.h>
   7 #import <mach-o/dyld.h>
   8
   9 #include <string>
  10
  11 int main(int argc, char *argv[]) {
  12   for (int i = 0; i < 10; i++) {
  13     NSObjectFileImage im;
  14
  15         std::string path = std::string(argv[0]) + ".bundle";
  16     NSObjectFileImageReturnCode rc =
  17         NSCreateObjectFileImageFromFile(path.c_str(), &im);
  18     if (rc != NSObjectFileImageSuccess) {
  19       fprintf(stderr, "Could not load bundle.\n");
  20       exit(-1);
  21     }
  22
  23     NSModule handle = NSLinkModule(im, "a.bundle", 0);
  24     if (handle == 0) {
  25       fprintf(stderr, "Could not load bundle.\n");
  26       exit(-1);
  27     }
  28     printf("h: %p\n", handle);
  29   }
  30
  31   char *ptr = (char *)malloc(10);
  32   ptr[10] = 'x';  // BOOM
  33 }
  34
  35 // CHECK: AddressSanitizer: heap-buffer-overflow
  36 // CHECK: WRITE of size 1
  37 // CHECK: {{#0 .* in main}}
  38 // CHECK: is located 0 bytes to the right of 10-byte region