Reviewers: Benedikt Meurer,
Description:
Add missing length check when copying fixed arrays.
This was mistakenly removed in r21027.
[email protected]
Please review this at https://codereview.chromium.org/259203002/
SVN Base: https://v8.googlecode.com/svn/branches/bleeding_edge
Affected files (+3, -0 lines):
M src/heap-inl.h
Index: src/heap-inl.h
diff --git a/src/heap-inl.h b/src/heap-inl.h
index
4f92d0882fc9ffbddf08d0e074e33a67c52e85d7..a728777df19b9b93d196320807fa56118d60991a
100644
--- a/src/heap-inl.h
+++ b/src/heap-inl.h
@@ -161,16 +161,19 @@ MaybeObject*
Heap::AllocateTwoByteInternalizedString(Vector<const uc16> str,
}
MaybeObject* Heap::CopyFixedArray(FixedArray* src) {
+ if (src->length() == 0) return src;
return CopyFixedArrayWithMap(src, src->map());
}
MaybeObject* Heap::CopyFixedDoubleArray(FixedDoubleArray* src) {
+ if (src->length() == 0) return src;
return CopyFixedDoubleArrayWithMap(src, src->map());
}
MaybeObject* Heap::CopyConstantPoolArray(ConstantPoolArray* src) {
+ if (src->length() == 0) return src;
return CopyConstantPoolArrayWithMap(src, src->map());
}
--
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