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* [Bug tree-optimization/59817] New: ICE in extract_affine_chrec with -O2 -ftree-loop-linear
@ 2014-01-15 0:47 anton at samba dot org
2014-01-15 11:53 ` [Bug tree-optimization/59817] " rguenth at gcc dot gnu.org
` (11 more replies)
0 siblings, 12 replies; 13+ messages in thread
From: anton at samba dot org @ 2014-01-15 0:47 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59817
Bug ID: 59817
Summary: ICE in extract_affine_chrec with -O2
-ftree-loop-linear
Product: gcc
Version: 4.9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: anton at samba dot org
The following testcase:
c -O2 -ftree-loop-linear
SUBROUTINE PREPD(ICAST,ICAS,ICASX,ICAS1,ICAS2,NDET,NM,III,IMP,
* CASMIN)
LOGICAL CASMIN
DIMENSION ICAST(NDET,NM),IMP(NM)
IF(CASMIN) THEN
DO K=1,NDET
DO L=1,NM
IF(L.EQ.K-1) ICAST(K,L) = 1
END DO
END DO
END IF
fails on a powerpc64-linux build from today with:
# gfortran -c -O2 -ftree-loop-linear testcase.f
testcase.f: In function ‘prepd’:
testcase.f:3:0: internal compiler error: in extract_affine_chrec, at
graphite-sese-to-poly.c:620
SUBROUTINE PREPD(ICAST,ICAS,ICASX,ICAS1,ICAS2,NDET,NM,III,IMP,
^
0x10cf684f extract_affine_chrec
../../gcc/gcc/graphite-sese-to-poly.c:619
0x10cf684f extract_affine
../../gcc/gcc/graphite-sese-to-poly.c:803
0x10cf62fb extract_affine
../../gcc/gcc/graphite-sese-to-poly.c:842
0x10cf843f pdr_add_memory_accesses
../../gcc/gcc/graphite-sese-to-poly.c:1486
0x10cf843f build_poly_dr
../../gcc/gcc/graphite-sese-to-poly.c:1583
0x10cf843f build_pbb_drs
../../gcc/gcc/graphite-sese-to-poly.c:1846
0x10cf843f build_scop_drs
../../gcc/gcc/graphite-sese-to-poly.c:1929
0x10cfa8d7 build_poly_scop(scop*)
../../gcc/gcc/graphite-sese-to-poly.c:3171
0x10cdcabb graphite_transform_loops()
../../gcc/gcc/graphite.c:300
0x10cdd227 graphite_transforms
../../gcc/gcc/graphite.c:332
0x10cdd227 execute
../../gcc/gcc/graphite.c:416
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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/59780] ICE in aarch64_split_128bit_move
Date: Wed, 15 Jan 2014 00:47:00 -0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
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X-Bugzilla-Product: gcc
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X-Bugzilla-Version: 4.9.0
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http://gcc.gnu.org/bugzilla/show_bug.cgi?idY780
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |ice-checking,
| |ice-on-valid-code
Status|UNCONFIRMED |NEW
Last reconfirmed| |2014-01-15
Ever confirmed|0 |1
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Confirmed.
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug tree-optimization/59817] ICE in extract_affine_chrec with -O2 -ftree-loop-linear
2014-01-15 0:47 [Bug tree-optimization/59817] New: ICE in extract_affine_chrec with -O2 -ftree-loop-linear anton at samba dot org
@ 2014-01-15 11:53 ` rguenth at gcc dot gnu.org
2014-04-08 3:55 ` asolokha at gmx dot com
` (10 subsequent siblings)
11 siblings, 0 replies; 13+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-01-15 11:53 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59817
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target|powerpc64-linux |
Status|UNCONFIRMED |NEW
Last reconfirmed| |2014-01-15
Ever confirmed|0 |1
Known to fail| |4.8.2, 4.9.0
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Also on x86_64. The CHREC is
{-(unsigned long) stride.2_13, +, (unsigned long) stride.2_13 + 1}_1
also fails on the 4.8 branch for me at least.
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug tree-optimization/59817] ICE in extract_affine_chrec with -O2 -ftree-loop-linear
2014-01-15 0:47 [Bug tree-optimization/59817] New: ICE in extract_affine_chrec with -O2 -ftree-loop-linear anton at samba dot org
2014-01-15 11:53 ` [Bug tree-optimization/59817] " rguenth at gcc dot gnu.org
@ 2014-04-08 3:55 ` asolokha at gmx dot com
2014-04-11 9:29 ` asolokha at gmx dot com
` (9 subsequent siblings)
11 siblings, 0 replies; 13+ messages in thread
From: asolokha at gmx dot com @ 2014-04-08 3:55 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59817
Arseny Solokha <asolokha at gmx dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |asolokha at gmx dot com
--- Comment #2 from Arseny Solokha <asolokha at gmx dot com> ---
The following testcase is another way to trigger this segfault:
int kd;
void
n2(void)
{
static int so;
static short int i5;
int wj;
int *il;
int *nk = &so;
for (wj = 0; wj < 2; ++wj)
*nk = ((i5 += *il) || kd );
}
I can reproduce it on x86_64 w/ 4.8.2 and 4.9.0-alpha20140406.
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug tree-optimization/59817] ICE in extract_affine_chrec with -O2 -ftree-loop-linear
2014-01-15 0:47 [Bug tree-optimization/59817] New: ICE in extract_affine_chrec with -O2 -ftree-loop-linear anton at samba dot org
2014-01-15 11:53 ` [Bug tree-optimization/59817] " rguenth at gcc dot gnu.org
2014-04-08 3:55 ` asolokha at gmx dot com
@ 2014-04-11 9:29 ` asolokha at gmx dot com
2014-04-11 10:27 ` rguenth at gcc dot gnu.org
` (8 subsequent siblings)
11 siblings, 0 replies; 13+ messages in thread
From: asolokha at gmx dot com @ 2014-04-11 9:29 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59817
--- Comment #3 from Arseny Solokha <asolokha at gmx dot com> ---
void
xl(void)
{
static int j3;
for (j3 = 0; j3 < 1; ++j3) {
static int f2;
static int w7;
short int b5;
int ok;
f2 = (b5 += ok) ? (w7 = 0): (w7 ? 0 : (f2 = ok));
}
}
4.7.3 doesn't fail, so this is surely a regression.
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug tree-optimization/59817] ICE in extract_affine_chrec with -O2 -ftree-loop-linear
2014-01-15 0:47 [Bug tree-optimization/59817] New: ICE in extract_affine_chrec with -O2 -ftree-loop-linear anton at samba dot org
` (2 preceding siblings ...)
2014-04-11 9:29 ` asolokha at gmx dot com
@ 2014-04-11 10:27 ` rguenth at gcc dot gnu.org
2014-04-11 10:31 ` [Bug tree-optimization/59817] [4.8/4.9 Regression] " rguenth at gcc dot gnu.org
` (7 subsequent siblings)
11 siblings, 0 replies; 13+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-04-11 10:27 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59817
--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
The ICE tells us that the parameter isn't recorded as parameter in the SESE
region:
(gdb) p debug_scop_params (s, 2)
# parameters (
# Parameter names are provided
1
# Parameter names
_10 pretmp_30 offset.3_15
#)
$28 = void
(gdb) p debug_scop_params (s, 5)
# parameters (
# Parameter names are provided
1
# Parameter names
_10 pretmp_30 offset.3_15
#)
$29 = void
(gdb) p debug_scop (s, 1)
SCoP 1
#(
# Language
Gimple
# Context (
#eq p0 p1 p2 cst
XXX isl
# )
# Parameter names are provided
1
# Parameter names
_10 pretmp_30 offset.3_15
# Number of statements
2
# Iteration domain of bb_8 (
#eq i0 p0 p1 p2 cst
XXX isl
#)
# Access informations are provided
1
# Read access informations
0
# Write access informations
1
# data accesses (
# eq alias sub0 i0 p0 p1 p2 cst
#)
# Statement body is not provided
0
# Iteration domain of bb_10 (
#eq i0 i1 p0 p1 p2 cst
XXX isl
#)
# Access informations are not provided
0
# Statement body is not provided
0
#)
$32 = void
not sure if I interpret the above correctly but bb8 and bb10 seem to be in
that scop. The parameter is refered from bb 8.
Ah, scan_tree_for_params does
scan_tree_for_params (sese s, tree e)
{
if (e == chrec_dont_know)
return;
switch (TREE_CODE (e))
{
case POLYNOMIAL_CHREC:
scan_tree_for_params (s, CHREC_LEFT (e));
break;
thus it misses to scan CHREC_RIGHT. The MULT_EXPR handling is also suspicious.
Fixing the above shifts the ICE to
#1 0x000000000132e1ae in extract_affine_chrec (s=0x1f89e10, e=
<polynomial_chrec 0x7ffff6d91ae0>, space=0x1f8b910)
at /space/rguenther/src/svn/trunk/gcc/graphite-sese-to-poly.c:619
619 gcc_assert (isl_pw_aff_is_cst (rhs)
(gdb) l
614 isl_aff *loop = isl_aff_set_coefficient_si
615 (isl_aff_zero_on_domain (ls), isl_dim_in, pos, 1);
616 isl_pw_aff *l = isl_pw_aff_from_aff (loop);
617
618 /* Before multiplying, make sure that the result is affine. */
619 gcc_assert (isl_pw_aff_is_cst (rhs)
620 || isl_pw_aff_is_cst (l));
621
622 return isl_pw_aff_add (lhs, isl_pw_aff_mul (rhs, l));
623 }
so maybe it simply doesn't handle CHRECs with variable stride but fails to
disregard those.
It indeed fails to as scev_is_linear_expression doesn't have the
same restriction on CHRECs as graphite_can_represent_scev asserts.
Thus completing that one as well is required.
Index: gcc/graphite-scop-detection.c
===================================================================
--- gcc/graphite-scop-detection.c (revision 209292)
+++ gcc/graphite-scop-detection.c (working copy)
@@ -219,7 +219,14 @@ graphite_can_represent_scev (tree scev)
switch (TREE_CODE (scev))
{
+ case NEGATE_EXPR:
+ case BIT_NOT_EXPR:
+ CASE_CONVERT:
+ case NON_LVALUE_EXPR:
+ return graphite_can_represent_scev (TREE_OPERAND (scev, 0));
+
case PLUS_EXPR:
+ case POINTER_PLUS_EXPR:
case MINUS_EXPR:
return graphite_can_represent_scev (TREE_OPERAND (scev, 0))
&& graphite_can_represent_scev (TREE_OPERAND (scev, 1));
@@ -247,7 +254,8 @@ graphite_can_represent_scev (tree scev)
}
/* Only affine functions can be represented. */
- if (!scev_is_linear_expression (scev))
+ if (tree_contains_chrecs (scev, NULL)
+ || !scev_is_linear_expression (scev))
return false;
return true;
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug tree-optimization/59817] [4.8/4.9 Regression] ICE in extract_affine_chrec with -O2 -ftree-loop-linear
2014-01-15 0:47 [Bug tree-optimization/59817] New: ICE in extract_affine_chrec with -O2 -ftree-loop-linear anton at samba dot org
` (3 preceding siblings ...)
2014-04-11 10:27 ` rguenth at gcc dot gnu.org
@ 2014-04-11 10:31 ` rguenth at gcc dot gnu.org
2014-04-11 10:31 ` [Bug tree-optimization/59817] " rguenth at gcc dot gnu.org
` (6 subsequent siblings)
11 siblings, 0 replies; 13+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-04-11 10:31 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59817
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|P3 |P2
Known to work| |4.7.3
Target Milestone|--- |4.8.3
Summary|ICE in extract_affine_chrec |[4.8/4.9 Regression] ICE in
|with -O2 -ftree-loop-linear |extract_affine_chrec with
| |-O2 -ftree-loop-linear
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug tree-optimization/59817] ICE in extract_affine_chrec with -O2 -ftree-loop-linear
2014-01-15 0:47 [Bug tree-optimization/59817] New: ICE in extract_affine_chrec with -O2 -ftree-loop-linear anton at samba dot org
` (4 preceding siblings ...)
2014-04-11 10:31 ` [Bug tree-optimization/59817] [4.8/4.9 Regression] " rguenth at gcc dot gnu.org
@ 2014-04-11 10:31 ` rguenth at gcc dot gnu.org
2014-04-14 8:09 ` [Bug tree-optimization/59817] [4.8/4.9/4.10 Regression] " rguenth at gcc dot gnu.org
` (5 subsequent siblings)
11 siblings, 0 replies; 13+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-04-11 10:31 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59817
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |ASSIGNED
Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org
--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
Mine.
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug tree-optimization/59817] [4.8/4.9/4.10 Regression] ICE in extract_affine_chrec with -O2 -ftree-loop-linear
2014-01-15 0:47 [Bug tree-optimization/59817] New: ICE in extract_affine_chrec with -O2 -ftree-loop-linear anton at samba dot org
` (5 preceding siblings ...)
2014-04-11 10:31 ` [Bug tree-optimization/59817] " rguenth at gcc dot gnu.org
@ 2014-04-14 8:09 ` rguenth at gcc dot gnu.org
2014-04-14 8:12 ` [Bug tree-optimization/59817] [4.8/4.9 " rguenth at gcc dot gnu.org
` (4 subsequent siblings)
11 siblings, 0 replies; 13+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-04-14 8:09 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59817
--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Mon Apr 14 08:09:06 2014
New Revision: 209355
URL: http://gcc.gnu.org/viewcvs?rev=209355&root=gcc&view=rev
Log:
2014-04-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/59817
PR tree-optimization/60453
* graphite-scop-detection.c (graphite_can_represent_scev): Complete
recursion to catch all CHRECs in the scalar evolution and restrict
the predicate for the remains appropriately.
* gfortran.dg/graphite/pr59817.f: New testcase.
* gcc.dg/graphite/pr59817-1.c: Likewise.
* gcc.dg/graphite/pr59817-2.c: Likewise.
Added:
trunk/gcc/testsuite/gcc.dg/graphite/pr59817-1.c
trunk/gcc/testsuite/gcc.dg/graphite/pr59817-2.c
trunk/gcc/testsuite/gfortran.dg/graphite/pr59817.f
Modified:
trunk/gcc/ChangeLog
trunk/gcc/graphite-scop-detection.c
trunk/gcc/testsuite/ChangeLog
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug tree-optimization/59817] [4.8/4.9 Regression] ICE in extract_affine_chrec with -O2 -ftree-loop-linear
2014-01-15 0:47 [Bug tree-optimization/59817] New: ICE in extract_affine_chrec with -O2 -ftree-loop-linear anton at samba dot org
` (6 preceding siblings ...)
2014-04-14 8:09 ` [Bug tree-optimization/59817] [4.8/4.9/4.10 Regression] " rguenth at gcc dot gnu.org
@ 2014-04-14 8:12 ` rguenth at gcc dot gnu.org
2014-04-14 8:12 ` rguenth at gcc dot gnu.org
` (3 subsequent siblings)
11 siblings, 0 replies; 13+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-04-14 8:12 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59817
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |sergamena at inbox dot ru
--- Comment #8 from Richard Biener <rguenth at gcc dot gnu.org> ---
*** Bug 60453 has been marked as a duplicate of this bug. ***
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug tree-optimization/59817] [4.8/4.9 Regression] ICE in extract_affine_chrec with -O2 -ftree-loop-linear
2014-01-15 0:47 [Bug tree-optimization/59817] New: ICE in extract_affine_chrec with -O2 -ftree-loop-linear anton at samba dot org
` (7 preceding siblings ...)
2014-04-14 8:12 ` [Bug tree-optimization/59817] [4.8/4.9 " rguenth at gcc dot gnu.org
@ 2014-04-14 8:12 ` rguenth at gcc dot gnu.org
2014-04-22 13:23 ` [Bug tree-optimization/59817] [4.8 " rguenth at gcc dot gnu.org
` (2 subsequent siblings)
11 siblings, 0 replies; 13+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-04-14 8:12 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59817
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Known to work| |4.10.0
Summary|[4.8/4.9/4.10 Regression] |[4.8/4.9 Regression] ICE in
|ICE in extract_affine_chrec |extract_affine_chrec with
|with -O2 -ftree-loop-linear |-O2 -ftree-loop-linear
--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> ---
Fixed on trunk sofar.
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug tree-optimization/59817] [4.8 Regression] ICE in extract_affine_chrec with -O2 -ftree-loop-linear
2014-01-15 0:47 [Bug tree-optimization/59817] New: ICE in extract_affine_chrec with -O2 -ftree-loop-linear anton at samba dot org
` (8 preceding siblings ...)
2014-04-14 8:12 ` rguenth at gcc dot gnu.org
@ 2014-04-22 13:23 ` rguenth at gcc dot gnu.org
2014-05-05 13:49 ` rguenth at gcc dot gnu.org
2014-05-05 13:50 ` rguenth at gcc dot gnu.org
11 siblings, 0 replies; 13+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-04-22 13:23 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59817
--- Comment #9 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue Apr 22 13:22:32 2014
New Revision: 209628
URL: http://gcc.gnu.org/viewcvs?rev=209628&root=gcc&view=rev
Log:
2014-04-22 Richard Biener <rguenther@suse.de>
Backport from mainline
2014-04-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/59817
PR tree-optimization/60453
* graphite-scop-detection.c (graphite_can_represent_scev): Complete
recursion to catch all CHRECs in the scalar evolution and restrict
the predicate for the remains appropriately.
* gfortran.dg/graphite/pr59817.f: New testcase.
* gcc.dg/graphite/pr59817-1.c: Likewise.
* gcc.dg/graphite/pr59817-2.c: Likewise.
Added:
branches/gcc-4_9-branch/gcc/testsuite/gcc.dg/graphite/pr59817-1.c
branches/gcc-4_9-branch/gcc/testsuite/gcc.dg/graphite/pr59817-2.c
branches/gcc-4_9-branch/gcc/testsuite/gfortran.dg/graphite/pr59817.f
Modified:
branches/gcc-4_9-branch/gcc/ChangeLog
branches/gcc-4_9-branch/gcc/graphite-scop-detection.c
branches/gcc-4_9-branch/gcc/testsuite/ChangeLog
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug tree-optimization/59817] [4.8 Regression] ICE in extract_affine_chrec with -O2 -ftree-loop-linear
2014-01-15 0:47 [Bug tree-optimization/59817] New: ICE in extract_affine_chrec with -O2 -ftree-loop-linear anton at samba dot org
` (9 preceding siblings ...)
2014-04-22 13:23 ` [Bug tree-optimization/59817] [4.8 " rguenth at gcc dot gnu.org
@ 2014-05-05 13:49 ` rguenth at gcc dot gnu.org
2014-05-05 13:50 ` rguenth at gcc dot gnu.org
11 siblings, 0 replies; 13+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-05-05 13:49 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59817
--- Comment #10 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Mon May 5 13:48:42 2014
New Revision: 210070
URL: http://gcc.gnu.org/viewcvs?rev=210070&root=gcc&view=rev
Log:
2014-05-05 Richard Biener <rguenther@suse.de>
Backport from mainline
2014-04-23 Richard Biener <rguenther@suse.de>
PR middle-end/60895
* tree-inline.c (declare_return_variable): Use mark_addressable.
* g++.dg/torture/pr60895.C: New testcase.
2014-04-07 Richard Biener <rguenther@suse.de>
PR middle-end/60750
* tree-ssa-operands.c (maybe_add_call_vops): Also add VDEFs
for noreturn calls.
* tree-cfgcleanup.c (fixup_noreturn_call): Do not remove VDEFs.
* g++.dg/torture/pr60750.C: New testcase.
* gcc.dg/tree-ssa/20040517-1.c: Adjust.
2014-04-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/59817
PR tree-optimization/60453
* graphite-scop-detection.c (graphite_can_represent_scev): Complete
recursion to catch all CHRECs in the scalar evolution and restrict
the predicate for the remains appropriately.
* gfortran.dg/graphite/pr59817.f: New testcase.
* gcc.dg/graphite/pr59817-1.c: Likewise.
* gcc.dg/graphite/pr59817-2.c: Likewise.
2014-04-17 Richard Biener <rguenther@suse.de>
PR tree-optimization/60836
* tree-vect-loop.c (vect_create_epilog_for_reduction): Force
initial PHI args to be gimple values.
* g++.dg/vect/pr60836.cc: New testcase.
Added:
branches/gcc-4_8-branch/gcc/testsuite/g++.dg/torture/pr60750.C
branches/gcc-4_8-branch/gcc/testsuite/g++.dg/torture/pr60895.C
branches/gcc-4_8-branch/gcc/testsuite/g++.dg/vect/pr60836.cc
branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/graphite/pr59817-1.c
branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/graphite/pr59817-2.c
branches/gcc-4_8-branch/gcc/testsuite/gfortran.dg/graphite/pr59817.f
Modified:
branches/gcc-4_8-branch/gcc/ChangeLog
branches/gcc-4_8-branch/gcc/graphite-scop-detection.c
branches/gcc-4_8-branch/gcc/testsuite/ChangeLog
branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/tree-ssa/20040517-1.c
branches/gcc-4_8-branch/gcc/tree-cfgcleanup.c
branches/gcc-4_8-branch/gcc/tree-inline.c
branches/gcc-4_8-branch/gcc/tree-ssa-operands.c
branches/gcc-4_8-branch/gcc/tree-vect-loop.c
^ permalink raw reply [flat|nested] 13+ messages in thread
* [Bug tree-optimization/59817] [4.8 Regression] ICE in extract_affine_chrec with -O2 -ftree-loop-linear
2014-01-15 0:47 [Bug tree-optimization/59817] New: ICE in extract_affine_chrec with -O2 -ftree-loop-linear anton at samba dot org
` (10 preceding siblings ...)
2014-05-05 13:49 ` rguenth at gcc dot gnu.org
@ 2014-05-05 13:50 ` rguenth at gcc dot gnu.org
11 siblings, 0 replies; 13+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-05-05 13:50 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59817
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |FIXED
--- Comment #11 from Richard Biener <rguenth at gcc dot gnu.org> ---
Fixed.
^ permalink raw reply [flat|nested] 13+ messages in thread
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2014-01-15 0:47 [Bug tree-optimization/59817] New: ICE in extract_affine_chrec with -O2 -ftree-loop-linear anton at samba dot org
2014-01-15 11:53 ` [Bug tree-optimization/59817] " rguenth at gcc dot gnu.org
2014-04-08 3:55 ` asolokha at gmx dot com
2014-04-11 9:29 ` asolokha at gmx dot com
2014-04-11 10:27 ` rguenth at gcc dot gnu.org
2014-04-11 10:31 ` [Bug tree-optimization/59817] [4.8/4.9 Regression] " rguenth at gcc dot gnu.org
2014-04-11 10:31 ` [Bug tree-optimization/59817] " rguenth at gcc dot gnu.org
2014-04-14 8:09 ` [Bug tree-optimization/59817] [4.8/4.9/4.10 Regression] " rguenth at gcc dot gnu.org
2014-04-14 8:12 ` [Bug tree-optimization/59817] [4.8/4.9 " rguenth at gcc dot gnu.org
2014-04-14 8:12 ` rguenth at gcc dot gnu.org
2014-04-22 13:23 ` [Bug tree-optimization/59817] [4.8 " rguenth at gcc dot gnu.org
2014-05-05 13:49 ` rguenth at gcc dot gnu.org
2014-05-05 13:50 ` rguenth at gcc dot gnu.org
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