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r147138 - in /branches/gcc-4_4-branch/libstdc++...


Author: redi
Date: Tue May  5 21:44:27 2009
New Revision: 147138

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=147138
Log:
2009-05-05  Jonathan Wakely  <jwakely.gcc@gmail.com>

	PR libstdc++/39909
	* include/std/mutex (__get_once_functor_lock, __get_once_mutex,
	__set_once_functor_lock_ptr): Replace global lock object with local
	locks on global mutex.
	* src/mutex.cc (__get_once_functor_lock, __get_once_mutex,
	__set_once_functor_lock_ptr): Likewise, keeping old function to
	preserve ABI.
	(__once_proxy): Use pointer to local lock if set, global lock
	otherwise.
	* config/abi/pre/gnu.ver: Add new symbols to new ABI version.
	* testsuite/util/testsuite_abi.cc: Add GLIBCX_3.4.12 version.
	* testsuite/30_threads/call_once/39909.cc: New.

Added:
    branches/gcc-4_4-branch/libstdc++-v3/testsuite/30_threads/call_once/39909.cc
Modified:
    branches/gcc-4_4-branch/libstdc++-v3/ChangeLog
    branches/gcc-4_4-branch/libstdc++-v3/config/abi/pre/gnu.ver
    branches/gcc-4_4-branch/libstdc++-v3/include/std/mutex
    branches/gcc-4_4-branch/libstdc++-v3/src/mutex.cc
    branches/gcc-4_4-branch/libstdc++-v3/testsuite/util/testsuite_abi.cc


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