1 // RUN: %clang_cc1 -x objective-c %s -fsyntax-only -verify 2 // rdar://8592641 3 Class f0() { return objc_getClass("a"); } // expected-warning {{implicitly declaring library function 'objc_getClass' with type 'id (const char *)'}} \ 4 // expected-note {{include the header <objc/runtime.h> or explicitly provide a declaration for 'objc_getClass'}} 5 6 // rdar://8735023 7 Class f1() { return objc_getMetaClass("a"); } // expected-warning {{implicitly declaring library function 'objc_getMetaClass' with type 'id (const char *)'}} \ 8 // expected-note {{include the header <objc/runtime.h> or explicitly provide a declaration for 'objc_getMetaClass'}} 9 10 void f2(id val) { objc_enumerationMutation(val); } // expected-warning {{implicitly declaring library function 'objc_enumerationMutation' with type 'void (id)'}} \ 11 // expected-note {{include the header <objc/runtime.h> or explicitly provide a declaration for 'objc_enumerationMutation'}} 12 13 long double f3(id self, SEL op) { return objc_msgSend_fpret(self, op); } // expected-warning {{implicitly declaring library function 'objc_msgSend_fpret' with type 'long double (id, SEL, ...)'}} \ 14 // expected-note {{include the header <objc/message.h> or explicitly provide a declaration for 'objc_msgSend_fpret'}} 15 16 id f4(struct objc_super *super, SEL op) { // expected-warning {{declaration of 'struct objc_super' will not be visible outside of this function}} 17 return objc_msgSendSuper(super, op); // expected-warning {{implicitly declaring library function 'objc_msgSendSuper' with type 'id (struct objc_super *, SEL, ...)'}} \ 18 // expected-note {{include the header <objc/message.h> or explicitly provide a declaration for 'objc_msgSendSuper'}} 19 } 20 21 id f5(id val, id *dest) { 22 return objc_assign_strongCast(val, dest); // expected-warning {{implicitly declaring library function 'objc_assign_strongCast' with type 'id (id, id *)'}} \ 23 // expected-note {{include the header <objc/objc-auto.h> or explicitly provide a declaration for 'objc_assign_strongCast'}} 24 } 25 26 int f6(Class exceptionClass, id exception) { 27 return objc_exception_match(exceptionClass, exception); // expected-warning {{implicitly declaring library function 'objc_exception_match' with type 'int (id, id)'}} \ 28 // expected-note {{include the header <objc/objc-exception.h> or explicitly provide a declaration for 'objc_exception_match'}} 29 } 30
