From: Richard Smith <richard-llvm@metafoo.co.uk>
Date: Mon, 31 Oct 2011 20:20:33 +0000 (+0000)
Subject: Temporary fix for assert while evaluating array-to-pointer decay on array
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=aa97b53175ef138144f69dbc7fda6870c5740226;p=clang

Temporary fix for assert while evaluating array-to-pointer decay on array
rvalue. Test and better fix to follow.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@143360 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/AST/ExprConstant.cpp b/lib/AST/ExprConstant.cpp
index 9e1e75d702..a12beb5179 100644
--- a/lib/AST/ExprConstant.cpp
+++ b/lib/AST/ExprConstant.cpp
@@ -1223,7 +1223,9 @@ bool PointerExprEvaluator::VisitCastExpr(const CastExpr* E) {
   }
   case CK_ArrayToPointerDecay:
   case CK_FunctionToPointerDecay:
-    return EvaluateLValue(SubExpr, Result, Info);
+    if (SubExpr->isGLValue() || SubExpr->getType()->isFunctionType())
+      return EvaluateLValue(SubExpr, Result, Info);
+    return Error(E);
   }
 
   return ExprEvaluatorBaseTy::VisitCastExpr(E);