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
5 void __clear_cache(void *start, void *end);
6 #endif
7 
8 void test_clear_cache_chars(char *start, char *end) {
9   __clear_cache(start, end);
10 }
11 
12 void test_clear_cache_voids(void *start, void *end) {
13   __clear_cache(start, end);
14 }
15 
16 void 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