--- Comment #5 from aldyh at gcc dot gnu dot org 2010-03-16 11:34 ---
Subject: Bug 42917
Author: aldyh
Date: Tue Mar 16 11:33:45 2010
New Revision: 157477
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=157477
Log:
PR tree-optimization/42917
* lambda-code.c
--- Comment #6 from aldyh at gcc dot gnu dot org 2010-03-16 11:36 ---
Fixed here:
http://gcc.gnu.org/ml/gcc-patches/2010-03/msg00560.html
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aldyh at gcc dot gnu dot org changed:
What|Removed |Added
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aldyh at gcc dot gnu dot org changed:
What|Removed |Added
AssignedTo|unassigned at gcc dot gnu |aldyh at gcc dot gnu dot org
|dot org
--- Comment #4 from rguenth at gcc dot gnu dot org 2010-02-22 12:41 ---
Confirmed.
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rguenth at gcc dot gnu dot org changed:
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--- Comment #3 from jakub at gcc dot gnu dot org 2010-02-19 12:35 ---
I've tried
--- gcc/lambda-code.c.jj 2009-11-25 16:47:37.0 +0100
+++ gcc/lambda-code.c 2010-02-17 15:00:40.0 +0100
@@ -1885,7 +1885,8 @@ not_interesting_stmt (gimple stmt)
loop, we would have
--- Comment #2 from jakub at gcc dot gnu dot org 2010-02-17 13:56 ---
I guess lambda-code.c needs to be taught about debug stmts.
This is actually more important than usual -fcompare-debug differences, here
debug stmt actually prevent the optimization altogether.
Without -g the loops
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rguenth at gcc dot gnu dot org changed:
What|Removed |Added
Priority|P3 |P1
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42917
--- Comment #1 from zsojka at seznam dot cz 2010-01-31 21:41 ---
Created an attachment (id=19767)
-- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=19767action=view)
reduced testcase
Command line:
gcc -O1 -ftree-loop-linear -fcompare-debug -c pr42917.c
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rguenth at gcc dot gnu dot org changed:
What|Removed |Added
Target Milestone|--- |4.5.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42917
