compiler-rt/test/asan/TestCases/use-after-scope-temp.cpp

   1 // RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s
   2
   3 struct IntHolder {
   4   int val;
   5 };
   6
   7 const IntHolder *saved;
   8
   9 __attribute__((noinline)) void save(const IntHolder &holder) {
  10   saved = &holder;
  11 }
  12
  13 int main(int argc, char *argv[]) {
  14   save({argc});
  15   int x = saved->val;  // BOOM
  16   // CHECK: ERROR: AddressSanitizer: stack-use-after-scope
  17   // CHECK:  #0 0x{{.*}} in main {{.*}}use-after-scope-temp.cpp:[[@LINE-2]]
  18   return x;
  19 }