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Unified Diff: src/hydrogen.cc

Issue 7111047: Make valgrind happy with SparseSet. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 9 years, 6 months ago
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Index: src/hydrogen.cc
diff --git a/src/hydrogen.cc b/src/hydrogen.cc
index 9564eb6507b261b7b68c8334796e0243a35a0faf..7ad556476ecb873cd3ee6d143111e0360d534618 100644
--- a/src/hydrogen.cc
+++ b/src/hydrogen.cc
@@ -1286,7 +1286,12 @@ class SparseSet {
: capacity_(capacity),
length_(0),
dense_(zone->NewArray<int>(capacity)),
- sparse_(zone->NewArray<int>(capacity)) {}
+ sparse_(zone->NewArray<int>(capacity)) {
+#ifndef NVALGRIND
+ // Initialize the sparse array to make valgrind happy.
+ memset(sparse_, 0, sizeof(sparse_[0]) * capacity);
+#endif
+ }
bool Contains(int n) const {
ASSERT(0 <= n && n < capacity_);
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