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
6int 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}
12

source code of compiler-rt/test/ubsan/TestCases/Misc/vla.c