compiler-rt/test/hwasan/TestCases/use-after-scope-loop-bug.cpp

   1 // This is the ASAN test of the same name ported to HWAsan.
   2
   3 // RUN: %clangxx_hwasan -O1 %s -o %t && \
   4 // RUN:     not %run %t 2>&1 | FileCheck %s
   5
   6 // REQUIRES: aarch64-target-arch || riscv64-target-arch
   7
   8 volatile int *p;
   9
  10 int main() {
  11   // Variable goes in and out of scope.
  12   for (int i = 0; i < 3; ++i) {
  13     int x[3] = {i, i, i};
  14     p = x + i;
  15   }
  16   return *p; // BOOM
  17   // CHECK: ERROR: HWAddressSanitizer: tag-mismatch
  18   // CHECK:  #0 0x{{.*}} in main {{.*}}use-after-scope-loop-bug.cpp:[[@LINE-2]]
  19   // CHECK: Cause: stack tag-mismatch
  20 }