From cd321a3544d2b17c5c40d054fab89ef7e83d855a Mon Sep 17 00:00:00 2001
From: Zhongxing Xu <xuzhongxing@gmail.com>
Date: Tue, 5 Jan 2010 08:15:06 +0000
Subject: if an arraytype is canonical, then its element is guaranteed to be
 canonical.

llvm-svn: 92715
---
 clang/lib/AST/ASTContext.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'clang/lib')

diff --git a/clang/lib/AST/ASTContext.cpp b/clang/lib/AST/ASTContext.cpp
index 74e74e7aba0..ad10aa38edb 100644
--- a/clang/lib/AST/ASTContext.cpp
+++ b/clang/lib/AST/ASTContext.cpp
@@ -2383,7 +2383,8 @@ QualType ASTContext::getUnqualifiedArrayType(QualType T,
   assert(!T.hasQualifiers() && "canonical array type has qualifiers!");
   const ArrayType *AT = cast<ArrayType>(T);
   QualType Elt = AT->getElementType();
-  QualType UnqualElt = getUnqualifiedArrayType(getCanonicalType(Elt), Quals);
+  assert(Elt.isCanonical());
+  QualType UnqualElt = getUnqualifiedArrayType(Elt, Quals);
   if (Elt == UnqualElt)
     return T;
 
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