From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Fri, 23 Nov 2012 14:29:54 +0000 (+0000)
Subject: Remove redundant check.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=385e1d9fd05cdebf00924489788409f6853579bf;p=clang

Remove redundant check.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@168515 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/AST/DeclBase.cpp b/lib/AST/DeclBase.cpp
index 4400d503f2..870b8f11d7 100644
--- a/lib/AST/DeclBase.cpp
+++ b/lib/AST/DeclBase.cpp
@@ -261,9 +261,10 @@ bool Decl::isUsed(bool CheckUsedAttr) const {
   if (CheckUsedAttr && hasAttr<UsedAttr>())
     return true;
   
-  // Check redeclarations for used attribute.
+  // Check redeclarations. We merge attributes, so we don't need to check
+  // attributes in all redeclarations.
   for (redecl_iterator I = redecls_begin(), E = redecls_end(); I != E; ++I) {
-    if ((CheckUsedAttr && I->hasAttr<UsedAttr>()) || I->Used)
+    if (I->Used)
       return true;
   }