41 lines · cpp
1// RUN: %clang_cc1 -fsyntax-only -verify %s2 3#define NULL ((char *)0)4 5#if __has_builtin(__builtin_memset_inline)6#warning defined as expected7// expected-warning@-1 {{defined as expected}}8#endif9 10void test_memset_inline_invalid_arg_types() {11 __builtin_memset_inline(1, 2, 3); // expected-error {{cannot initialize a parameter of type 'void *' with an rvalue of type 'int'}}12}13 14void test_memset_inline_null_dst(void *ptr) {15 __builtin_memset_inline(NULL, 1, 4); // expected-warning {{null passed to a callee that requires a non-null argument}}16}17 18void test_memset_inline_null_buffer_is_ok_if_size_is_zero(void *ptr, char value) {19 __builtin_memset_inline(NULL, value, /*size */ 0);20}21 22void test_memset_inline_non_constant_size(void *dst, char value, unsigned size) {23 __builtin_memset_inline(dst, value, size); // expected-error {{argument to '__builtin_memset_inline' must be a constant integer}}24}25 26template <unsigned size>27void test_memset_inline_template(void *dst, char value) {28 // we do not try to evaluate size in non intantiated templates.29 __builtin_memset_inline(dst, value, size);30}31 32void test_memset_inline_implicit_conversion(void *ptr, char value) {33 char a[5];34 __builtin_memset_inline(a, value, 5);35}36 37void test_memset_inline_num_args(void *dst, char value) {38 __builtin_memset_inline(); // expected-error {{too few arguments to function call}}39 __builtin_memset_inline(dst, value, 4, NULL); // expected-error {{too many arguments to function call}}40}41