diff --git a/lib/Sema/SemaNamedCast.cpp b/lib/Sema/SemaNamedCast.cpp
index 8c45fe6..f5bef4a 100644
--- a/lib/Sema/SemaNamedCast.cpp
+++ b/lib/Sema/SemaNamedCast.cpp
@@ -63,7 +63,7 @@
                         SourceLocation RAngleBracketLoc,
                         SourceLocation LParenLoc, ExprArg E,
                         SourceLocation RParenLoc) {
-  Expr *Ex = (Expr*)E.release();
+  Expr *Ex = E.takeAs<Expr>();
   QualType DestType = QualType::getFromOpaquePtr(Ty);
   SourceRange OpRange(OpLoc, RParenLoc);
   SourceRange DestRange(LAngleBracketLoc, RAngleBracketLoc);