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weakref.m4: New file.

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config:

	* weakref.m4: New file.

libitm:

	* configure.ac: Use GCC_CHECK_ELF_STYLE_WEAKREF.
	* alloc_cpp.cc: Generate dummy functions if we don't
	HAVE_ELF_STYLE_WEAKREF.
	* eh_cpp.cc: Likewise.
	* configure: Regenerate.
	* aclocal.m4:  Likewise.
	* config.h.in: Likewise.
	* Makefile.in: Likewise.
	* testsuite/Makefile.in: Likewise.

From-SVN: r181618
This commit is contained in:
Iain Sandoe
2011-11-22 14:49:11 +00:00
parent 8fb013576c
commit 8cf36bb3b8
11 changed files with 139 additions and 14 deletions
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4
libitm/alloc_cpp.cc
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@@ -60,7 +60,7 @@ extern void _ZdlPvRKSt9nothrow_t (void *, c_nothrow_p) __attribute__((weak));
extern void *_ZnaXRKSt9nothrow_t (size_t, c_nothrow_p) __attribute__((weak));
extern void _ZdaPvRKSt9nothrow_t (void *, c_nothrow_p) __attribute__((weak));
#ifdef __osf__ /* Really: !HAVE_WEAKDEF */
#if !defined (HAVE_ELF_STYLE_WEAKREF)
void *_ZnwX (size_t) { return NULL; }
void _ZdlPv (void *) { return; }
void *_ZnaX (size_t) { return NULL; }
@@ -70,7 +70,7 @@ void *_ZnwXRKSt9nothrow_t (size_t, c_nothrow_p) { return NULL; }
void _ZdlPvRKSt9nothrow_t (void *, c_nothrow_p) { return; }
void *_ZnaXRKSt9nothrow_t (size_t, c_nothrow_p) { return NULL; }
void _ZdaPvRKSt9nothrow_t (void *, c_nothrow_p) { return; }
#endif /* __osf__ */
#endif /* HAVE_ELF_STYLE_WEAKREF */
/* Wrap the delete nothrow symbols for usage with a single argument.
Perhaps should have a configure type check for this, because the