1 // RUN: %clang_cc1 -DSILENCE -fsyntax-only -verify -Wall %s
2 // RUN: %clang_cc1 -fsyntax-only -verify -Walloca %s
3
4 #ifdef SILENCE
5 // expected-no-diagnostics
6 #endif
7
test1(int a)8 void test1(int a) {
9 __builtin_alloca(a);
10 #ifndef SILENCE
11 // expected-warning@-2 {{use of function '__builtin_alloca' is discouraged; there is no way to check for failure but failure may still occur, resulting in a possibly exploitable security vulnerability}}
12 #endif
13 }
14
test2(int a)15 void test2(int a) {
16 __builtin_alloca_with_align(a, 32);
17 #ifndef SILENCE
18 // expected-warning@-2 {{use of function '__builtin_alloca_with_align' is discouraged; there is no way to check for failure but failure may still occur, resulting in a possibly exploitable security vulnerability}}
19 #endif
20 }
21