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Unified Diff: src/arm/full-codegen-arm.cc

Issue 416033002: For-of on null or undefined is an error (Closed) Base URL: git://github.com/v8/v8.git@master
Patch Set: Created 6 years, 5 months ago
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Index: src/arm/full-codegen-arm.cc
diff --git a/src/arm/full-codegen-arm.cc b/src/arm/full-codegen-arm.cc
index 303f830a7e27e569cefddd2252e1c528ffbdbacb..9e42c4109db38bb8481bbe8fe18978388d43aef2 100644
--- a/src/arm/full-codegen-arm.cc
+++ b/src/arm/full-codegen-arm.cc
@@ -1276,15 +1276,6 @@ void FullCodeGenerator::VisitForOfStatement(ForOfStatement* stmt) {
Iteration loop_statement(this, stmt);
increment_loop_depth();
- // var iterable = subject
- VisitForAccumulatorValue(stmt->assign_iterable());
-
- // As with for-in, skip the loop if the iterator is null or undefined.
- __ CompareRoot(r0, Heap::kUndefinedValueRootIndex);
- __ b(eq, loop_statement.break_label());
- __ CompareRoot(r0, Heap::kNullValueRootIndex);
- __ b(eq, loop_statement.break_label());
-
// var iterator = iterable[Symbol.iterator]();
VisitForEffect(stmt->assign_iterator());
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