r176591 - in /trunk/gcc: c-family/ChangeLog c-f...

[ian@gcc.gnu.org]

Author: ian
Date: Thu Jul 21 21:30:24 2011
New Revision: 176591

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=176591
Log:
gcc/c-family:
	PR middle-end/49705
	* c-common.c (c_disable_warnings): New static function.
	(c_enable_warnings): New static function.
	(c_fully_fold_internal): Change local unused_p to bool.  Call
	c_disable_warnings and c_enable_warnings rather than change
	c_inhibit_evaluation_warnings.
gcc/testsuite:
	PR middle-end/49705
	* gcc.dg/pr49705.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr49705.c
Modified:
    trunk/gcc/c-family/ChangeLog
    trunk/gcc/c-family/c-common.c
    trunk/gcc/testsuite/ChangeLog