commit c5610438f36f65235862a5f5020a739d29a5c32e
author Ben Murdoch <benm@google.com> Mon Aug 08 18:44:38 2016 +0100
committer Dirk Vogt <dirk@fairphone.com> Fri Mar 17 16:06:37 2017 +0100
tree 846d2ea15b4932324d6507083a8b0f6086122398
parent c1074e1b8891cf05f36a1cfb7ddc0364fb95d73c

Merge V8 5.2.361.47  DO NOT MERGE

https://chromium.googlesource.com/v8/v8/+/5.2.361.47

FPIIM-449

Change-Id: Ibec421b85a9b88cb3a432ada642e469fe7e78346
(cherry picked from commit bcf72ee8e3b26f1d0726869c7ddb3921c68b09a8)

src/compiler/js-builtin-reducer.cc

diff --git a/src/compiler/js-builtin-reducer.cc b/src/compiler/js-builtin-reducer.cc
index 41f9c30..0d69a89 100644
--- a/src/compiler/js-builtin-reducer.cc
+++ b/src/compiler/js-builtin-reducer.cc
@@ -174,7 +174,7 @@
 // ES6 draft 08-24-14, section 20.2.2.17.
 Reduction JSBuiltinReducer::ReduceMathFround(Node* node) {
   JSCallReduction r(node);
-  if (r.InputsMatchOne(Type::Number())) {
+  if (r.InputsMatchOne(Type::NumberOrUndefined())) {
     // Math.fround(a:number) -> TruncateFloat64ToFloat32(a)
     Node* value =
         graph()->NewNode(machine()->TruncateFloat64ToFloat32(), r.left());