Github user PivotalSarge commented on a diff in the pull request:
https://github.com/apache/geode-native/pull/37#discussion_r103257502
--- Diff: src/cppcache/src/statistics/AtomicStatisticsImpl.cpp ---
@@ -330,7 +329,13 @@ double AtomicStatisticsImpl::_incDouble(int32_t
offset, double delta) {
throw IllegalArgumentException(s);
}
- return (doubleStorage[offset] += delta);
+ double expected = doubleStorage[offset];
+ double value;
+ do {
+ value = expected + delta;
+ } while (!doubleStorage[offset].compare_exchange_weak(expected, value));
--- End diff --
If compare_exchange_weak() fails, should expected be refreshed with
doubleStorage[offset]?
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