40 lines · plain
1// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-runtime-has-weak -x objective-c -fobjc-arc -verify %s2 3void *memset(void *, int, __SIZE_TYPE__);4void bzero(void *, __SIZE_TYPE__);5void *memcpy(void *, const void *, __SIZE_TYPE__);6void *memmove(void *, const void *, __SIZE_TYPE__);7 8struct Trivial {9 int f0;10 volatile int f1;11};12 13struct NonTrivial0 {14 int f0;15 __weak id f1; // expected-note 2 {{non-trivial to default-initialize}} expected-note 2 {{non-trivial to copy}}16 volatile int f2;17 id f3[10]; // expected-note 2 {{non-trivial to default-initialize}} expected-note 2 {{non-trivial to copy}}18};19 20struct NonTrivial1 {21 id f0; // expected-note 2 {{non-trivial to default-initialize}} expected-note 2 {{non-trivial to copy}}22 int f1;23 struct NonTrivial0 f2;24};25 26void testTrivial(struct Trivial *d, struct Trivial *s) {27 memset(d, 0, sizeof(struct Trivial));28 bzero(d, sizeof(struct Trivial));29 memcpy(d, s, sizeof(struct Trivial));30 memmove(d, s, sizeof(struct Trivial));31}32 33void testNonTrivial1(struct NonTrivial1 *d, struct NonTrivial1 *s) {34 memset(d, 0, sizeof(struct NonTrivial1)); // expected-warning {{that is not trivial to primitive-default-initialize}} expected-note {{explicitly cast the pointer to silence}}35 memset((void *)d, 0, sizeof(struct NonTrivial1));36 bzero(d, sizeof(struct NonTrivial1)); // expected-warning {{that is not trivial to primitive-default-initialize}} expected-note {{explicitly cast the pointer to silence}}37 memcpy(d, s, sizeof(struct NonTrivial1)); // expected-warning {{that is not trivial to primitive-copy}} expected-note {{explicitly cast the pointer to silence}}38 memmove(d, s, sizeof(struct NonTrivial1)); // expected-warning {{that is not trivial to primitive-copy}} expected-note {{explicitly cast the pointer to silence}}39}40