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Add objc_getClass as an objc builtin function 

(// rdar://8592641). Also rename LANGUAGEID to
LanguageID.

llvm-svn: 120437
This commit is contained in:
Fariborz Jahanian 2010-11-30 18:25:34 +00:00
parent 6187e66801
commit 1fdbaa84aa
3 changed files with 8 additions and 2 deletions
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2
clang/include/clang/Basic/Builtins.def
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@ -569,6 +569,8 @@ LIBBUILTIN(_longjmp, "vJi", "fr", "setjmp.h", ALL_LANGUAGES)
LIBBUILTIN(siglongjmp, "vSJi", "fr", "setjmp.h", ALL_LANGUAGES)
// id objc_msgSend(id, SEL, ...)
LIBBUILTIN(objc_msgSend, "GGH.", "f", "objc/message.h", OBJC_LANG)
// id objc_getClass(const char *name)
LIBBUILTIN(objc_getClass, "GcC*", "f", "objc/runtime.h", OBJC_LANG)
BUILTIN(__builtin_objc_memmove_collectable, "v*v*vC*z", "nF")
// Builtin math library functions

4
clang/include/clang/Basic/Builtins.h
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@ -32,7 +32,7 @@ namespace clang {
class QualType;
class LangOptions;
enum LANGUAGEID {
enum LanguageID {
C_LANG = 0x1, // builtin for c only.
CXX_LANG = 0x2, // builtin for cplusplus only.
OBJC_LANG = 0x4, // builtin for objective-c and objective-c++
@ -49,7 +49,7 @@ enum ID {
struct Info {
const char *Name, *Type, *Attributes, *HeaderName;
LANGUAGEID builtin_lang;
LanguageID builtin_lang;
bool Suppressed;
bool operator==(const Info &RHS) const {

4
clang/test/SemaObjC/builtin_objc_getClass.m Normal file
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@ -0,0 +1,4 @@
// RUN: %clang_cc1 %s -fsyntax-only -std=gnu99 -verify
// rdar://8592641
Class f0() { return objc_getClass("a"); } // expected-warning {{implicitly declaring C library function 'objc_getClass' with type 'id (const char *)'}} \
// expected-note {{please include the header <objc/runtime.h> or explicitly provide a declaration for 'objc_getClass'}}