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re PR libstdc++/54005 (Use __atomic_always_lock_free in libstdc++ is_lock_free instead of __atomic_is_lock_free) 

2012-08-07  Benjamin Kosnik  <bkoz@redhat.com>

	PR libstdc++/54005
	* include/std/atomic: Use __atomic_always_lock_free.
	* include/bits/atomic_base.h: Same.

From-SVN: r190216
This commit is contained in:
Benjamin Kosnik 2012-08-07 23:03:55 +00:00 committed by Benjamin Kosnik
parent f8923f7ead
commit 743ca87fe8
3 changed files with 12 additions and 6 deletions
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6
libstdc++-v3/ChangeLog
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@ -1,3 +1,9 @@
2012-08-07 Benjamin Kosnik <bkoz@redhat.com>
PR libstdc++/54005
* include/std/atomic: Use __atomic_always_lock_free.
* include/bits/atomic_base.h: Same.
2012-08-06 Paolo Carlini <paolo.carlini@oracle.com>
* testsuite/decimal/mixed-mode-cmp_neg.cc: Add test variable; minor

8
libstdc++-v3/include/bits/atomic_base.h
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@ -422,11 +422,11 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
bool
is_lock_free() const noexcept
{ return __atomic_is_lock_free (sizeof (_M_i), &_M_i); }
{ return __atomic_always_lock_free(sizeof(_M_i), &_M_i); }
bool
is_lock_free() const volatile noexcept
{ return __atomic_is_lock_free (sizeof (_M_i), &_M_i); }
{ return __atomic_always_lock_free(sizeof(_M_i), &_M_i); }
void
store(__int_type __i, memory_order __m = memory_order_seq_cst) noexcept
@ -716,11 +716,11 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
bool
is_lock_free() const noexcept
{ return __atomic_is_lock_free(_M_type_size(1), &_M_p); }
{ return __atomic_always_lock_free(_M_type_size(1), &_M_p); }
bool
is_lock_free() const volatile noexcept
{ return __atomic_is_lock_free(_M_type_size(1), &_M_p); }
{ return __atomic_always_lock_free(_M_type_size(1), &_M_p); }
void
store(__pointer_type __p,

4
libstdc++-v3/include/std/atomic
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@ -184,11 +184,11 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
bool
is_lock_free() const noexcept
{ return __atomic_is_lock_free(sizeof(_M_i), &_M_i); }
{ return __atomic_always_lock_free(sizeof(_M_i), &_M_i); }
bool
is_lock_free() const volatile noexcept
{ return __atomic_is_lock_free(sizeof(_M_i), &_M_i); }
{ return __atomic_always_lock_free(sizeof(_M_i), &_M_i); }
void
store(_Tp __i, memory_order _m = memory_order_seq_cst) noexcept