Implements boxed expressions for Objective-C. <rdar://problem/10194391>
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@155082 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/TreeTransform.h b/lib/Sema/TreeTransform.h
index a66378e..7387eac 100644
--- a/lib/Sema/TreeTransform.h
+++ b/lib/Sema/TreeTransform.h
@@ -2225,6 +2225,14 @@
RParenLoc);
}
+ /// \brief Build a new Objective-C boxed expression.
+ ///
+ /// By default, performs semantic analysis to build the new expression.
+ /// Subclasses may override this routine to provide different behavior.
+ ExprResult RebuildObjCBoxedExpr(SourceRange SR, Expr *ValueExpr) {
+ return getSema().BuildObjCBoxedExpr(SR, ValueExpr);
+ }
+
/// \brief Build a new Objective-C array literal.
///
/// By default, performs semantic analysis to build the new expression.
@@ -8352,8 +8360,16 @@
template<typename Derived>
ExprResult
-TreeTransform<Derived>::TransformObjCNumericLiteral(ObjCNumericLiteral *E) {
- return SemaRef.MaybeBindToTemporary(E);
+TreeTransform<Derived>::TransformObjCBoxedExpr(ObjCBoxedExpr *E) {
+ ExprResult SubExpr = getDerived().TransformExpr(E->getSubExpr());
+ if (SubExpr.isInvalid())
+ return ExprError();
+
+ if (!getDerived().AlwaysRebuild() &&
+ SubExpr.get() == E->getSubExpr())
+ return SemaRef.Owned(E);
+
+ return getDerived().RebuildObjCBoxedExpr(E->getSourceRange(), SubExpr.get());
}
template<typename Derived>