compiler-rt/test/asan/TestCases/PR52382.c

   1 // RUN: %clang_asan -O0 %s -o %t -w && not %run %t 2>&1 | FileCheck %s
   2 // RUN: %clang_asan -O2 %s -o %t -w && not %run %t 2>&1 | FileCheck %s
   3
   4 int global_array[100] = {-1};
   5
   6 // This access is 412 bytes after the start of the global: past the end of the
   7 // uninstrumented array, but within the bounds of the extended instrumented
   8 // array. We should ensure this is still instrumented.
   9 int main(void) { return global_array[103]; }
  10
  11 // CHECK: AddressSanitizer: global-buffer-overflow on address
  12 // CHECK: is located 12 bytes after global variable 'global_array'