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From: "ktietz at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/33512] Simple bitwise simplification missed
Date: Tue, 24 Apr 2012 07:39:00 -0000
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X-Bugzilla-Component: tree-optimization
X-Bugzilla-Keywords: missed-optimization, patch, TREE
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X-Bugzilla-Who: ktietz at gcc dot gnu.org
X-Bugzilla-Status: REOPENED
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33512

Kai Tietz <ktietz at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |REOPENED
                 CC|                            |ktietz at gcc dot gnu.org
         Resolution|FIXED                       |

--- Comment #12 from Kai Tietz <ktietz at gcc dot gnu.org> 2012-04-24 07:38:25 UTC ---
Cause bootstrap failure

./../gcc/gcc/tree-ssa-ifcombine.c -o tree-ssa-ifcombine.o
../../gcc/gcc/tree-ssa-forwprop.c: In function `simplify_bitwise_binary':
../../gcc/gcc/tree-ssa-forwprop.c:1916: error: `def1' undeclared (first use in
this function)
../../gcc/gcc/tree-ssa-forwprop.c:1916: error: (Each undeclared identifier is
reported only once
../../gcc/gcc/tree-ssa-forwprop.c:1916: error: for each function it appears
in.)

../../gcc/gcc/tree-ssa-forwprop.c:1917: error: `def2' undeclared (first use in
this function)