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Using std::deque here causes problems for libc++ builds; TestTXMgr on OSX 10.6 opt times out when libc++'d std::deque is used. Running the test locally shows that the test process consumes gigabytes (!) of memory and is thus reduced to swapping, rather than making any progress. libc++'s std::deque also appears to be slightly slower in said test that even OSX libstdc++'s std::deque. (Admittedly, this test is artificial.) Let's sidestep the slowness of libc++'s std::deque by rewriting nsTransactionStack to use nsDeque rather than std::deque. Not only does this change enable OSX 10.6 tests to pass, it also makes TestTXMgr significantly faster in opt builds: TestTXMgr is anywhere from 25-60% faster (depending on the platform) than when using std::deque from libstdc++ or libc++. |
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.. | ||
tests | ||
moz.build | ||
nsITransaction.idl | ||
nsITransactionList.idl | ||
nsITransactionListener.idl | ||
nsITransactionManager.idl | ||
nsTransactionItem.cpp | ||
nsTransactionItem.h | ||
nsTransactionList.cpp | ||
nsTransactionList.h | ||
nsTransactionManager.cpp | ||
nsTransactionManager.h | ||
nsTransactionManagerCID.h | ||
nsTransactionManagerFactory.cpp | ||
nsTransactionStack.cpp | ||
nsTransactionStack.h |