[Bug rtl-optimization/20466] Missed invalidation of known memory contents in flow2...

[pinskia at gcc dot gnu dot org]

-- 
   What|Removed |Added

   Target Milestone|--- |4.1.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20466

[Bug rtl-optimization/20466] Missed invalidation of known memory contents in flow2...

[hp at gcc dot gnu dot org]

--- Additional Comments From hp at gcc dot gnu dot org  2005-04-08 23:24 
---
Correction committed.

-- 
   What|Removed |Added

 Status|ASSIGNED|RESOLVED
 Resolution||FIXED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20466

[Bug rtl-optimization/20466] Missed invalidation of known memory contents in flow2...

[cvs-commit at gcc dot gnu dot org]

--- Additional Comments From cvs-commit at gcc dot gnu dot org  2005-04-08 
23:21 ---
Subject: Bug 20466

CVSROOT:/cvs/gcc
Module name:gcc
Changes by: [EMAIL PROTECTED]   2005-04-08 23:21:12

Modified files:
gcc: ChangeLog flow.c 

Log message:
PR rtl-optimization/20466
* flow.c (invalidate_mems_from_set): Handle a MEM by checking it
for overlap of the address of each list member.
(mark_set_1): Call invalidate_mems_from_set for MEMs too.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.8200&r2=2.8201
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/flow.c.diff?cvsroot=gcc&r1=1.623&r2=1.624



-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20466

[Bug rtl-optimization/20466] Missed invalidation of known memory contents in flow2...

[cvs-commit at gcc dot gnu dot org]

--- Additional Comments From cvs-commit at gcc dot gnu dot org  2005-04-08 
23:18 ---
Subject: Bug 20466

CVSROOT:/cvs/gcc
Module name:gcc
Changes by: [EMAIL PROTECTED]   2005-04-08 23:18:32

Modified files:
gcc/testsuite  : ChangeLog 
Added files:
gcc/testsuite/gcc.c-torture/execute: pr20466-1.c 

Log message:
PR rtl-optimization/20466
* gcc.c-torture/execute/pr20466-1.c: New test.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.5306&r2=1.5307
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.c-torture/execute/pr20466-1.c.diff?cvsroot=gcc&r1=NONE&r2=1.1



-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20466

[Bug rtl-optimization/20466] Missed invalidation of known memory contents in flow2...

[hp at gcc dot gnu dot org]

--- Additional Comments From hp at gcc dot gnu dot org  2005-03-16 01:43 
---
Patch at http://gcc.gnu.org/ml/gcc-patches/2005-03/msg01385.html>.

-- 
   What|Removed |Added

   Keywords||patch


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20466

[Bug rtl-optimization/20466] Missed invalidation of known memory contents in flow2...

[hp at gcc dot gnu dot org]

--- Additional Comments From hp at gcc dot gnu dot org  2005-03-14 04:28 
---
In response to comment #1, I have no answer besides what I wrote in the original
description: "This bug has been there since at least 3.2.1".

-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20466

[Bug rtl-optimization/20466] Missed invalidation of known memory contents in flow2...

[pinskia at gcc dot gnu dot org]

--- Additional Comments From pinskia at gcc dot gnu dot org  2005-03-14 
03:25 ---
Is this a regression?

-- 
   What|Removed |Added

 CC||pinskia at gcc dot gnu dot
   ||org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20466

[Bug rtl-optimization/20466] Missed invalidation of known memory contents in flow2...

[hp at gcc dot gnu dot org]

-- 
   What|Removed |Added

 AssignedTo|unassigned at gcc dot gnu   |hp at gcc dot gnu dot org
   |dot org |
 Status|UNCONFIRMED |ASSIGNED
 Ever Confirmed||1
   Last reconfirmed|-00-00 00:00:00 |2005-03-14 03:23:17
   date||


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20466