[es6] support rest parameters in arrow functions

src/full-codegen.cc

Index: src/full-codegen.cc
diff --git a/src/full-codegen.cc b/src/full-codegen.cc
index 8721bcd9a69be4989e27775a9a0759979393dff7..3ac85ba66ae24e40ee47490e6b046604a504050e 100644
--- a/src/full-codegen.cc
+++ b/src/full-codegen.cc
@@ -288,6 +288,11 @@ void BreakableStatementChecker::VisitCompareOperation(CompareOperation* expr) {
 }
 
 
+void BreakableStatementChecker::VisitSpreadOperation(SpreadOperation* expr) {
+  UNREACHABLE();

[arv (Not doing code reviews), 2015/03/10 13:44:02]

This does not seem right. Shouldn't this be:

Visit(expr->expression());

... or maybe I am thinking to far ahead when we have array and call spread.

[caitp (gmail), 2015/03/10 14:47:51]

eventually yeah, but for now it's not really needed since these nodes are
removed from the graph

+}
+
+
 void BreakableStatementChecker::VisitThisFunction(ThisFunction* expr) {
 }
 
@@ -948,6 +953,11 @@ void FullCodeGenerator::VisitBinaryOperation(BinaryOperation* expr) {
 }
 
 
+void FullCodeGenerator::VisitSpreadOperation(SpreadOperation* node) {
+  UNREACHABLE();
+}
+
+
 void FullCodeGenerator::VisitInDuplicateContext(Expression* expr) {
   if (context()->IsEffect()) {
     VisitForEffect(expr);