[Bug rtl-optimization/27291] [4.2 regression] verify_flow_info failed: too many outgoing branch edges from bb 4

[sje at gcc dot gnu dot org]

--- Comment #8 from sje at gcc dot gnu dot org  2006-08-03 16:35 ---
Subject: Bug 27291

Author: sje
Date: Thu Aug  3 16:35:31 2006
New Revision: 115904

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=115904
Log:
PR rtl-optimization/28221
Backport from mainline.
2005-11-30  Nathan Sidwell  <[EMAIL PROTECTED]>
* loop-doloop.c (add_test): Only add jump note if we did emit a jump.
2006-05-01  Zdenek Dvorak  <[EMAIL PROTECTED]>
PR rtl-optimization/27291
* loop-doloop.c (add_test, doloop_modify): Handle the case condition
is folded to a constant.

Modified:
branches/gcc-4_1-branch/gcc/ChangeLog
branches/gcc-4_1-branch/gcc/loop-doloop.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27291

[Bug rtl-optimization/27291] [4.2 regression] verify_flow_info failed: too many outgoing branch edges from bb 4

[pinskia at gcc dot gnu dot org]

--- Comment #7 from pinskia at gcc dot gnu dot org  2006-05-02 04:44 ---
Fixed.


-- 

pinskia at gcc dot gnu dot org changed:

   What|Removed |Added

 Status|ASSIGNED|RESOLVED
 Resolution||FIXED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27291

[Bug rtl-optimization/27291] [4.2 regression] verify_flow_info failed: too many outgoing branch edges from bb 4

[rakdver at gcc dot gnu dot org]

--- Comment #6 from rakdver at gcc dot gnu dot org  2006-05-01 20:46 ---
Subject: Bug 27291

Author: rakdver
Date: Mon May  1 20:46:22 2006
New Revision: 113430

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=113430
Log:
PR rtl-optimization/27291
* loop-doloop.c (add_test, doloop_modify): Handle the case condition is
folded to a constant.

* g++.dg/tree-ssa/pr27291.C: New test.


Added:
trunk/gcc/testsuite/g++.dg/tree-ssa/pr27291.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/loop-doloop.c
trunk/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27291

[Bug rtl-optimization/27291] [4.2 regression] verify_flow_info failed: too many outgoing branch edges from bb 4

[rakdver at gcc dot gnu dot org]

--- Comment #5 from rakdver at gcc dot gnu dot org  2006-04-27 22:21 ---
Patch:

http://gcc.gnu.org/ml/gcc-patches/2006-04/msg01058.html


-- 

rakdver at gcc dot gnu dot org changed:

   What|Removed |Added

URL||http://gcc.gnu.org/ml/gcc-
   ||patches/2006-
   ||04/msg01058.html
   Keywords||patch


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27291

[Bug rtl-optimization/27291] [4.2 regression] verify_flow_info failed: too many outgoing branch edges from bb 4

[rakdver at gcc dot gnu dot org]

-- 

rakdver at gcc dot gnu dot org changed:

   What|Removed |Added

 AssignedTo|unassigned at gcc dot gnu   |rakdver at gcc dot gnu dot
   |dot org |org
 Status|NEW |ASSIGNED
   Last reconfirmed|2006-04-25 01:30:12 |2006-04-27 06:26:58
   date||


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27291

[Bug rtl-optimization/27291] [4.2 regression] verify_flow_info failed: too many outgoing branch edges from bb 4

[pinskia at gcc dot gnu dot org]

--- Comment #4 from pinskia at gcc dot gnu dot org  2006-04-25 01:32 ---
"-O2 -fno-branch-count-reg" works.


-- 

pinskia at gcc dot gnu dot org changed:

   What|Removed |Added

 CC||rakdver at gcc dot gnu dot
   ||org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27291

[Bug rtl-optimization/27291] [4.2 regression] verify_flow_info failed: too many outgoing branch edges from bb 4

[pinskia at gcc dot gnu dot org]

--- Comment #3 from pinskia at gcc dot gnu dot org  2006-04-25 01:30 ---
Confirmed, but very interesting.  It ICEs in RTL.


-- 

pinskia at gcc dot gnu dot org changed:

   What|Removed |Added

 Status|UNCONFIRMED |NEW
  Component|middle-end  |rtl-optimization
 Ever Confirmed|0   |1
   Last reconfirmed|-00-00 00:00:00 |2006-04-25 01:30:12
   date||


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27291