From: Douglas Gregor <dgregor@apple.com>
Date: Wed, 29 Jul 2009 23:41:44 +0000 (+0000)
Subject: There's no point in going through the getAs<TagType> stuff to find the definition... 
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=e5bb6d49522f5119740a2c87e466725300fee88f;p=clang

There's no point in going through the getAs<TagType> stuff to find the definition of a tag, since tags rarely have more than one or two declarations

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@77546 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/AST/Decl.cpp b/lib/AST/Decl.cpp
index 240922afd8..6d2f2301ba 100644
--- a/lib/AST/Decl.cpp
+++ b/lib/AST/Decl.cpp
@@ -685,9 +685,6 @@ TagDecl* TagDecl::getDefinition(ASTContext& C) const {
   if (isDefinition())
     return const_cast<TagDecl *>(this);
   
-  if (TagType *TagT = const_cast<TagType *>(TypeForDecl->getAs<TagType>()))
-    return TagT->getDecl()->isDefinition()? TagT->getDecl() : 0;
-  
   for (redecl_iterator R = redecls_begin(), REnd = redecls_end(); 
        R != REnd; ++R)
     if (R->isDefinition())