--- Comment #3 from nemokingdom at gmail dot com 2009-12-07 13:01 ---
Subject: Re: [4.5 Regression] GCC fails validity in
mdbx in polyhedral benchmark.
Hi Rguenth,
On Mon, Dec 7, 2009 at 7:14 PM, rguenth at gcc dot gnu dot org
wrote:
>
>
> --- Comment #2 from r
--- Comment #1 from nemokingdom at gmail dot com 2009-12-05 07:04 ---
The polyhedral benchmark is available in:
http://www.polyhedron.com/web_images/documents/pb05.zip
> One fail (of 40 checkings) in mdbx in polyhedral benchmark with option -O2
> -fno-loop-block -fno-loop-stri
Tolerance=0.100E-11
mdbx FAILED1 fails and 39 passes
Error executing R/mdbx/ - End of Instruction Stream
--
Summary: GCC fails validity in mdbx in polyhedral benchmark.
Product: gcc
Version: 4.5.0
Status: UNCONFIRMED
Seve
--- Comment #2 from nemokingdom at gmail dot com 2009-03-30 11:30 ---
I test with bootstrap enabled and success.
Here is the patch:
Index: sese.h
===
--- sese.h (revision 145190)
+++ sese.h (working copy
dot org
ReportedBy: nemokingdom at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39575
--- Comment #4 from nemokingdom at gmail dot com 2009-03-19 02:46 ---
(In reply to comment #3)
> I will take care of this one.
>
I add test case for this situation.
Index: testsuite/gcc.dg/autopar/pr395
--- Comment #1 from nemokingdom at gmail dot com 2009-03-19 01:27 ---
(In reply to comment #0)
> autopar fails auto-parallelization with the code below:
>
> int X[1000];
>
> int main(void)
> {
> int i;
>
> for (i = 0; i < 100; i++)
>
MED
Severity: normal
Priority: P3
Component: c
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: nemokingdom at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39500
