r187026 - in /branches/google/gcc-4_6: ./ gcc/C...

[asharif at gcc dot gnu dot org]

Author: asharif
Date: Tue May  1 21:22:47 2012
New Revision: 187026

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=187026
Log:
Backported r185231 from trunk.

2012-03-12  Richard Guenther  <rguenther@suse.de>

	* gthr.h (__GTHREAD_MUTEX_INIT_FUNCTION): Adjust specification.
	* gthr-posix.h (__GTHREAD_MUTEX_INIT_FUNCTION): Define.
	(__gthread_mutex_init_function): New function.
	* gthr-single.h (__GTHREAD_MUTEX_INIT_FUNCTION): Define.

	PR gcov/49484
	* libgcov.c: Include gthr.h.
	(__gcov_flush_mx): New global variable.
	(init_mx, init_mx_once): New functions.
	(__gcov_flush): Protect self with a mutex.
	(__gcov_fork): Re-initialize mutex after forking.
	* unwind-dw2-fde.c: Change condition under which to use
	__GTHREAD_MUTEX_INIT_FUNCTION.

Modified:
    branches/google/gcc-4_6/   (props changed)
    branches/google/gcc-4_6/gcc/ChangeLog.google-4_6
    branches/google/gcc-4_6/gcc/gthr-posix.h
    branches/google/gcc-4_6/gcc/gthr-single.h
    branches/google/gcc-4_6/gcc/gthr.h
    branches/google/gcc-4_6/gcc/libgcov.c
    branches/google/gcc-4_6/gcc/unwind-dw2-fde.c
    branches/google/gcc-4_6/libgcc/ChangeLog

Propchange: branches/google/gcc-4_6/
            ('svn:mergeinfo' modified)