C1X: implement generic selections
As an extension, generic selection support has been added for all
supported languages. The syntax is the same as for C1X.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@129554 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGExpr.cpp b/lib/CodeGen/CGExpr.cpp
index 92e6a19..e0935ac 100644
--- a/lib/CodeGen/CGExpr.cpp
+++ b/lib/CodeGen/CGExpr.cpp
@@ -239,10 +239,7 @@
llvm::SmallVector<SubobjectAdjustment, 2> Adjustments;
while (true) {
- if (const ParenExpr *PE = dyn_cast<ParenExpr>(E)) {
- E = PE->getSubExpr();
- continue;
- }
+ E = E->IgnoreParens();
if (const CastExpr *CE = dyn_cast<CastExpr>(E)) {
if ((CE->getCastKind() == CK_DerivedToBase ||
@@ -545,6 +542,8 @@
case Expr::DeclRefExprClass:
return EmitDeclRefLValue(cast<DeclRefExpr>(E));
case Expr::ParenExprClass:return EmitLValue(cast<ParenExpr>(E)->getSubExpr());
+ case Expr::GenericSelectionExprClass:
+ return EmitLValue(cast<GenericSelectionExpr>(E)->getResultExpr());
case Expr::PredefinedExprClass:
return EmitPredefinedLValue(cast<PredefinedExpr>(E));
case Expr::StringLiteralClass:
@@ -1099,6 +1098,12 @@
}
return;
}
+
+ if (const GenericSelectionExpr *Exp = dyn_cast<GenericSelectionExpr>(E)) {
+ setObjCGCLValueClass(Ctx, Exp->getResultExpr(), LV);
+ return;
+ }
+
if (const ImplicitCastExpr *Exp = dyn_cast<ImplicitCastExpr>(E)) {
setObjCGCLValueClass(Ctx, Exp->getSubExpr(), LV);
return;