Reviewers: Erik Corry,
Description:
Change sentinel value for zapping of old-to-new pointers.
[email protected]
BUG=v8:2143
Please review this at https://chromiumcodereview.appspot.com/10411089/
SVN Base: https://v8.googlecode.com/svn/branches/bleeding_edge
Affected files:
M src/mark-compact.cc
Index: src/mark-compact.cc
diff --git a/src/mark-compact.cc b/src/mark-compact.cc
index
c455564b41a736d268db2e81a9259fec07b261bd..39b0eab172f610f5ea5ec07539b84071c69994a1
100644
--- a/src/mark-compact.cc
+++ b/src/mark-compact.cc
@@ -2738,7 +2738,9 @@ static void UpdatePointer(HeapObject** p, HeapObject*
object) {
// We have to zap this pointer, because the store buffer may overflow
later,
// and then we have to scan the entire heap and we don't want to find
// spurious newspace pointers in the old space.
- *p = reinterpret_cast<HeapObject*>(Smi::FromInt(0));
+ // TODO(mstarzinger): This was changed to a sentinel value to track
down
+ // rare crashes, change it back to Smi::FromInt(0) later.
+ *p = reinterpret_cast<HeapObject*>(Smi::FromInt(0x0f100d00 >> 1)); //
flood
}
}
--
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