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authorwolfbeast <mcwerewolf@wolfbeast.com>2020-02-23 11:33:50 +0100
committerwolfbeast <mcwerewolf@wolfbeast.com>2020-02-23 11:33:50 +0100
commitbe16123ddcaf061afced444a6db7d5b55020b744 (patch)
tree988db89be0d2274b273b235e0b411e5bdf7f55e0 /js
parent5ee844f71001af821244696414bd92973f78fc09 (diff)
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Revert "Issue #1382 - Remove invalid assertion."
This reverts commit 9c6a8450b3e96442035b84025b0dd13be3a9e5f8.
Diffstat (limited to 'js')
-rw-r--r--js/src/jsarray.cpp17
1 files changed, 8 insertions, 9 deletions
diff --git a/js/src/jsarray.cpp b/js/src/jsarray.cpp
index 87d1a5acc..4ee967d4c 100644
--- a/js/src/jsarray.cpp
+++ b/js/src/jsarray.cpp
@@ -2106,15 +2106,14 @@ js::ArrayShiftMoveElements(NativeObject* obj)
MOZ_ASSERT_IF(obj->is<ArrayObject>(), obj->as<ArrayObject>().lengthIsWritable());
size_t initlen = obj->getDenseInitializedLength();
-
- if (initlen > 0) {
- /*
- * At this point the length and initialized length have already been
- * decremented and the result fetched, so just shift the array elements
- * themselves.
- */
- obj->moveDenseElementsNoPreBarrier(0, 1, initlen);
- }
+ MOZ_ASSERT(initlen > 0);
+
+ /*
+ * At this point the length and initialized length have already been
+ * decremented and the result fetched, so just shift the array elements
+ * themselves.
+ */
+ obj->moveDenseElementsNoPreBarrier(0, 1, initlen);
}
static inline void