builtins-aarch64.c revision 173a4cc51a416a938885358b9592e629728e7407 
1// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -fsyntax-only -verify %s
2// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -DTEST1 -fsyntax-only -verify %s
3
4#ifdef TEST1
5void __clear_cache(void *start, void *end);
6#endif
7
8void test_clear_cache_chars(char *start, char *end) {
9  __clear_cache(start, end);
10}
11
12void test_clear_cache_voids(void *start, void *end) {
13  __clear_cache(start, end);
14}
15
16void test_clear_cache_no_args() {
17  // AArch32 version of this is variadic (at least syntactically).
18  // However, on AArch64 GCC does not permit this call and the
19  // implementation I've seen would go disastrously wrong.
20  __clear_cache(); // expected-error {{too few arguments to function call}}
21}
22