compiler-rt/test/ubsan/TestCases/Misc/vla.c

   1 // RUN: %clang -fsanitize=vla-bound %s -O3 -o %t
   2 // RUN: %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-MINUS-ONE
   3 // RUN: %run %t a 2>&1 | FileCheck %s --check-prefix=CHECK-ZERO
   4 // RUN: %run %t a b
   5
   6 int main(int argc, char **argv) {
   7   // CHECK-MINUS-ONE: vla.c:[[@LINE+2]]:11: runtime error: variable length array bound evaluates to non-positive value -1
   8   // CHECK-ZERO: vla.c:[[@LINE+1]]:11: runtime error: variable length array bound evaluates to non-positive value 0
   9   int arr[argc - 2];
  10   return 0;
  11 }