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-rw-r--r--js/src/irregexp/RegExpShim.cpp6
1 files changed, 3 insertions, 3 deletions
diff --git a/js/src/irregexp/RegExpShim.cpp b/js/src/irregexp/RegExpShim.cpp
index 2b2c3cd4a0..da388e0057 100644
--- a/js/src/irregexp/RegExpShim.cpp
+++ b/js/src/irregexp/RegExpShim.cpp
@@ -227,13 +227,13 @@ Handle<ByteArray> Isolate::NewByteArray(int length, AllocationType alloc) {
js::AutoEnterOOMUnsafeRegion oomUnsafe;
- size_t alloc_size = sizeof(uint32_t) + length;
+ size_t alloc_size = sizeof(ByteArrayData) + length;
ByteArrayData* data =
static_cast<ByteArrayData*>(allocatePseudoHandle(alloc_size));
if (!data) {
oomUnsafe.crash("Irregexp NewByteArray");
}
- data->length = length;
+ new (data) ByteArrayData(length);
return Handle<ByteArray>(JS::PrivateValue(data), this);
}
@@ -261,7 +261,7 @@ Handle<FixedIntegerArray<T>> Isolate::NewFixedIntegerArray(uint32_t length) {
if (!data) {
oomUnsafe.crash("Irregexp NewFixedIntegerArray");
}
- data->length = rawLength;
+ new (data) ByteArrayData(rawLength);
return Handle<FixedIntegerArray<T>>(JS::PrivateValue(data), this);
}