From: Fariborz Jahanian Date: Fri, 10 Apr 2009 18:47:34 +0000 (+0000) Subject: Patch to generate meta-data for prtocol used X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=960cd06eab1325071d331b462553c9e4135c926e;p=clang Patch to generate meta-data for prtocol used in @protocol expression. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@68806 91177308-0d34-0410-b5e6-96231b3b80d8 --- diff --git a/lib/CodeGen/CGObjCMac.cpp b/lib/CodeGen/CGObjCMac.cpp index a06959f1de..ae70dc568b 100644 --- a/lib/CodeGen/CGObjCMac.cpp +++ b/lib/CodeGen/CGObjCMac.cpp @@ -4327,7 +4327,10 @@ void CGObjCNonFragileABIMac::GenerateClass(const ObjCImplementationDecl *ID) { llvm::Value *CGObjCNonFragileABIMac::GenerateProtocolRef(CGBuilderTy &Builder, const ObjCProtocolDecl *PD) { - llvm::Constant *Init = llvm::ConstantExpr::getBitCast(GetProtocolRef(PD), + // This routine is called for @protocol only. So, we must build definition + // of protocol's meta-data (not a reference to it!) + // + llvm::Constant *Init = llvm::ConstantExpr::getBitCast(GetOrEmitProtocol(PD), ObjCTypes.ExternalProtocolPtrTy); std::string ProtocolName("\01l_OBJC_PROTOCOL_REFERENCE_$_"); diff --git a/test/CodeGenObjC/protocol-definition-hidden-visibility.m b/test/CodeGenObjC/protocol-definition-hidden-visibility.m new file mode 100644 index 0000000000..31a864b22d --- /dev/null +++ b/test/CodeGenObjC/protocol-definition-hidden-visibility.m @@ -0,0 +1,19 @@ +// RUN: clang-cc -triple x86_64-apple-darwin10 -S -o - %s | grep -e "private_extern l_OBJC_PROTOCOL_" | count 2 + +@interface FOO @end + +@interface NSObject @end + +@protocol SSHIPCProtocolHandler_BDC; + +typedef NSObject _SSHIPCProtocolHandler_BDC; + +@interface SSHIPC_v2_RPFSProxy +@property(nonatomic,readonly,retain) _SSHIPCProtocolHandler_BDC* protocolHandler_BDC; +@end + +@implementation FOO +- (_SSHIPCProtocolHandler_BDC*) protocolHandler_BDC {@protocol(SSHIPCProtocolHandler_BDC); } +@end + +