[Bug middle-end/49489] [4.7 Regression] gcc.c-torture/execute/builtin-bitops-1.c fails on x86_64-linux

2011-06-21 Thread jakub at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49489

Jakub Jelinek jakub at gcc dot gnu.org changed:

   What|Removed |Added

 Status|UNCONFIRMED |ASSIGNED
   Last reconfirmed||2011.06.21 15:56:01
   Target Milestone|--- |4.7.0
 Ever Confirmed|0   |1

[Bug middle-end/49489] [4.7 Regression] gcc.c-torture/execute/builtin-bitops-1.c fails on x86_64-linux

2011-06-21 Thread jakub at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49489

--- Comment #1 from Jakub Jelinek jakub at gcc dot gnu.org 2011-06-21 
16:26:03 UTC ---
Author: jakub
Date: Tue Jun 21 16:25:57 2011
New Revision: 175265

URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=175265
Log:
PR middle-end/49489
* builtins.c (expand_builtin_unop): Call expand_unop with 0 as
unsignedp argument instead of 1 for clrsb_optab.
(fold_builtin_bitop): Fix masking for width  HOST_BITS_PER_WIDE_INT
and  2 * HOST_BITS_PER_WIDE_INT.  Optimize BUILT_IN_CLRSB*.
(fold_builtin_1): Call fold_builtin_binop for BUILT_IN_CLRSB*.
* optabs.c (widen_leading): Call widen_operand and expand_unop
with 0 as unsignedp argument instead of 1 for clrsb_optab.
(expand_unop): Subtract difference of mode sizes also for
clrsb_optab.

Modified:
trunk/gcc/ChangeLog
trunk/gcc/builtins.c
trunk/gcc/optabs.c

[Bug middle-end/49489] [4.7 Regression] gcc.c-torture/execute/builtin-bitops-1.c fails on x86_64-linux

2011-06-21 Thread pinskia at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49489

Andrew Pinski pinskia at gcc dot gnu.org changed:

   What|Removed |Added

 CC||hjl.tools at gmail dot com

--- Comment #2 from Andrew Pinski pinskia at gcc dot gnu.org 2011-06-21 
17:39:20 UTC ---
*** Bug 49492 has been marked as a duplicate of this bug. ***

[Bug middle-end/49489] [4.7 Regression] gcc.c-torture/execute/builtin-bitops-1.c fails on x86_64-linux

2011-06-21 Thread jakub at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49489

Jakub Jelinek jakub at gcc dot gnu.org changed:

   What|Removed |Added

 Status|ASSIGNED|RESOLVED
 Resolution||FIXED

--- Comment #3 from Jakub Jelinek jakub at gcc dot gnu.org 2011-06-21 
17:46:45 UTC ---
Fixed.