[Bug tree-optimization/35468] [4.2/4.3/4.4 Regression] LHS of assignment can be folded to a constant causing ICE

[jakub at gcc dot gnu dot org]

--- Comment #9 from jakub at gcc dot gnu dot org  2008-12-09 16:57 ---
Subject: Bug 35468

Author: jakub
Date: Tue Dec  9 16:55:35 2008
New Revision: 142598

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=142598
Log:
PR tree-optimization/35468
* tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
string on LHS.

* gcc.dg/pr35468.c: New test.
* gcc.c-torture/compile/pr35468.c: New test.

Added:
trunk/gcc/testsuite/gcc.c-torture/compile/pr35468.c
trunk/gcc/testsuite/gcc.dg/pr35468.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-ccp.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35468

[Bug tree-optimization/35468] [4.2/4.3/4.4 Regression] LHS of assignment can be folded to a constant causing ICE

[jakub at gcc dot gnu dot org]

-- 

jakub at gcc dot gnu dot org changed:

   What|Removed |Added

 AssignedTo|unassigned at gcc dot gnu   |jakub at gcc dot gnu dot org
   |dot org |
URL||http://gcc.gnu.org/ml/gcc-
   ||patches/2008-
   ||12/msg00535.html
 Status|NEW |ASSIGNED
   Last reconfirmed|2008-03-06 10:35:49 |2008-12-09 14:09:32
   date||


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35468

[Bug tree-optimization/35468] [4.2/4.3/4.4 Regression] LHS of assignment can be folded to a constant causing ICE

[rguenth at gcc dot gnu dot org]

--- Comment #8 from rguenth at gcc dot gnu dot org  2008-12-08 15:06 ---
Unassigning for now.


-- 

rguenth at gcc dot gnu dot org changed:

   What|Removed |Added

 AssignedTo|rguenth at gcc dot gnu dot  |unassigned at gcc dot gnu
   |org |dot org
 Status|ASSIGNED|NEW


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35468

[Bug tree-optimization/35468] [4.2/4.3/4.4 Regression] LHS of assignment can be folded to a constant causing ICE

[rguenth at gcc dot gnu dot org]

-- 

rguenth at gcc dot gnu dot org changed:

   What|Removed |Added

   Priority|P3  |P2


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35468

[Bug tree-optimization/35468] [4.2/4.3/4.4 Regression] LHS of assignment can be folded to a constant causing ICE

[pinskia at gcc dot gnu dot org]

-- 

pinskia at gcc dot gnu dot org changed:

   What|Removed |Added

 CC||pinskia at gcc dot gnu dot
   ||org
  Known to fail||4.2.0 4.3.0 4.4.0
  Known to work||4.1.0 4.0.1
Summary|LHS of assignment can be|[4.2/4.3/4.4 Regression] LHS
   |folded to a constant causing|of assignment can be folded
   |ICE |to a constant causing ICE
   Target Milestone|--- |4.2.5


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35468