Pauli Nieminen
ed3cb49703
Support exception propagation without lock-free atomic int
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2017-01-04 Pauli Nieminen <suokkos@gmail.com>
Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/64735
* acinclude.m4 (GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER): Define.
* config.h.in: Regenerate.
* config/abi/pre/gnu.ver [HAVE_EXCEPTION_PTR_SINCE_GCC46]
(GLIBCXX_3.4.15, GLIBCXX_3.4.21, CXXABI_1.3.3, CXXABI_1.3.5): Make
exports for exception_ptr, nested_exception, and future conditional.
[HAVE_EXCEPTION_PTR_SINCE_GCC46] (GLIBCXX_3.4.23, CXXABI_1.3.11): Add
exports for exception_ptr, nested_exception, and future conditional.
* configure: Regenerate.
* configure.ac: Use GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER.
* include/std/future: Remove check for ATOMIC_INT_LOCK_FREE
* libsupc++/eh_atomics.h: New file for internal use only.
(__eh_atomic_inc, __eh_atomic_dec): New.
* libsupc++/eh_ptr.cc (exception_ptr::_M_addref)
(exception_ptr::_M_release) (__gxx_dependent_exception_cleanup)
(rethrow_exception): Use eh_atomics.h reference counting helpers.
* libsupc++/eh_throw.cc (__gxx_exception_cleanup): Likewise.
* libsupc++/eh_tm.cc (free_any_cxa_exception): Likewise.
* libsupc++/exception: Remove check for ATOMIC_INT_LOCK_FREE.
* libsupc++/exception_ptr.h: Likewise.
* libsupc++/guard.cc: Include header for ATOMIC_INT_LOCK_FREE macro.
* libsupc++/nested_exception.cc: Remove check for
ATOMIC_INT_LOCK_FREE.
* libsupc++/nested_exception.h: Likewise.
* src/c++11/future.cc: Likewise.
* testsuite/18_support/exception_ptr/*: Remove atomic builtins checks.
* testsuite/18_support/nested_exception/*: Likewise.
* testsuite/30_threads/async/*: Likewise.
* testsuite/30_threads/future/*: Likewise.
* testsuite/30_threads/headers/future/types_std_c++0x.cc: Likewise.
* testsuite/30_threads/packaged_task/*: Likewise.
* testsuite/30_threads/promise/*: Likewise.
* testsuite/30_threads/shared_future/*: Likewise.
Co-Authored-By: Jonathan Wakely <jwakely@redhat.com>
From-SVN: r244051
2017-01-04 10:54:59 +00:00
Jakub Jelinek
cbe34bb5ed
Update copyright years.
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From-SVN: r243994
2017-01-01 13:07:43 +01:00
Jakub Jelinek
818ab71a41
Update copyright years.
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From-SVN: r232055
2016-01-04 15:30:50 +01:00
Jakub Jelinek
5624e564d2
Update copyright years.
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From-SVN: r219188
2015-01-05 13:33:28 +01:00
Richard Sandiford
aa118a03c4
Update copyright years in libstdc++-v3/
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From-SVN: r206301
2014-01-02 22:30:10 +00:00
Richard Sandiford
405feeb871
Update copyright in libstdc++-v3.
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From-SVN: r195701
2013-02-03 17:54:05 +00:00
Benjamin Kosnik
75cee7c62a
PR libstdc++/51798 continued.
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2012-02-10 Benjamin Kosnik <bkoz@redhat.com>
Jonathan Wakely <jwakely.gcc@gmail.com>
PR libstdc++/51798 continued.
* acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Use __atomic_*
builtins instead of __sync_* builtins for atomic functionality.
* include/bits/shared_ptr_base.h: Same.
* include/parallel/compatibility.h: Same.
* include/profile/impl/profiler_state.h: Same.
* include/tr1/shared_ptr.h: Same.
* libsupc++/eh_ptr.cc: Same.
* libsupc++/eh_throw.cc: Same.
* libsupc++/eh_tm.cc: Same.
* libsupc++/guard.cc: Same.
* configure: Regenerated.
* testsuite/20_util/shared_ptr/cons/43820_neg.cc: Adjust line numbers.
Co-Authored-By: Jonathan Wakely <jwakely.gcc@gmail.com>
From-SVN: r184110
2012-02-10 18:20:43 +00:00
Benjamin Kosnik
d50fb67123
eh_tm.cc (free_any_cxa_exception): Use __GCC_ATOMIC_INT_LOCK_FREE, not _GLIBCXX_ATOMIC_BUILTINS_4.
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2011-12-19 Benjamin Kosnik <bkoz@redhat.com>
* libsupc++/eh_tm.cc (free_any_cxa_exception): Use
__GCC_ATOMIC_INT_LOCK_FREE, not _GLIBCXX_ATOMIC_BUILTINS_4.
From-SVN: r182512
2011-12-20 00:16:25 +00:00
Richard Henderson
1d794721ac
re PR libstdc++/51181 (libstdc++.so __sync_sub_and_fetch_4 linkage error causing many test suite failures on m68k-linux)
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PR libstdc++/51181
* libsupc++/eh_tm.cc (free_any_cxa_exception): Protect the use
of __sync_sub_and_fetch with _GLIBCXX_ATOMIC_BUILTINS_4.
From-SVN: r181465
2011-11-17 17:38:48 -08:00
Aldy Hernandez
0a35513e4e
Merge from transactional-memory branch.
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From-SVN: r181154
2011-11-08 11:13:41 +00:00
