Handle ImplicitCastExprs when instantiating templates.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@67063 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaTemplateInstantiate.cpp b/lib/Sema/SemaTemplateInstantiate.cpp
index 1c136e9..25553e5 100644
--- a/lib/Sema/SemaTemplateInstantiate.cpp
+++ b/lib/Sema/SemaTemplateInstantiate.cpp
@@ -617,7 +617,8 @@
OwningExprResult VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E);
OwningExprResult VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E);
OwningExprResult VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E);
-
+ OwningExprResult VisitImplicitCastExpr(ImplicitCastExpr *E);
+
// Base case. I'm supposed to ignore this.
Sema::OwningExprResult VisitStmt(Stmt *S) {
S->dump();
@@ -908,6 +909,21 @@
return SemaRef.ExprError();
}
+Sema::OwningExprResult TemplateExprInstantiator::VisitImplicitCastExpr(
+ ImplicitCastExpr *E) {
+ assert(!E->isTypeDependent() && "Implicit casts must have known types");
+
+ Sema::OwningExprResult SubExpr = Visit(E->getSubExpr());
+ if (SubExpr.isInvalid())
+ return SemaRef.ExprError();
+
+ ImplicitCastExpr *ICE =
+ new (SemaRef.Context) ImplicitCastExpr(E->getType(),
+ (Expr *)SubExpr.release(),
+ E->isLvalueCast());
+ return SemaRef.Owned(ICE);
+}
+
Sema::OwningExprResult
Sema::InstantiateExpr(Expr *E, const TemplateArgument *TemplateArgs,
unsigned NumTemplateArgs) {