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* [Bug c/17885] New: gimplify.c fatal error while expanding a macro
@ 2004-10-07 19:35 10 dot 50 at free dot fr
2004-10-07 19:37 ` [Bug c/17885] " 10 dot 50 at free dot fr
` (8 more replies)
0 siblings, 9 replies; 10+ messages in thread
From: 10 dot 50 at free dot fr @ 2004-10-07 19:35 UTC (permalink / raw)
To: gcc-bugs
This snapshot crashes while compiling the kernel of NetBSD in the file kern_lock.c.
Here is the output of the compiler:
----
Reading specs from /usr/pkg/gcc40/lib/gcc/i386-unknown-netbsdelf2.99.9/4.0.0/specs
Configured with: ./configure --x-includes=/usr/pkg/xorg/include
--x-libraries=/usr/pkg/xorg/lib --enable-languages=c c++ objc
--prefix=/usr/pkg/gcc40
Thread model: posix
gcc version 4.0.0 20041003 (experimental)
/usr/pkg/gcc40/libexec/gcc/i386-unknown-netbsdelf2.99.9/4.0.0/cc1 -E -quiet
-nostdinc -v -I. -I../../../../arch -I../../../.. -I../../../../dist/ipf -Di386
-DLKM -DUMASS_DEBUG -DUGEN_DEBUG -DMAXUSERS=32 -D_KERNEL -D_KERNEL_OPT
../../../../kern/kern_lock.c -march=pentium4 -msse2 -mfpmath=sse -Wall -Wno-main
-Wno-format-zero-length -Wpointer-arith -Wmissing-prototypes -Wstrict-prototypes
-Wno-sign-compare -ffreestanding -fno-zero-initialized-in-bss -O2
-fpch-preprocess -o kern_lock.i
#include "..." search starts here:
#include <...> search starts here:
.
../../../../arch
../../../..
../../../../dist/ipf
End of search list.
/usr/pkg/gcc40/libexec/gcc/i386-unknown-netbsdelf2.99.9/4.0.0/cc1
-fpreprocessed kern_lock.i -quiet -dumpbase kern_lock.c -march=pentium4 -msse2
-mfpmath=sse -auxbase kern_lock -O2 -Wall -Wno-main -Wno-format-zero-length
-Wpointer-arith -Wmissing-prototypes -Wstrict-prototypes -Wno-sign-compare
-version -ffreestanding -fno-zero-initialized-in-bss -o kern_lock.s
GNU C version 4.0.0 20041003 (experimental) (i386-unknown-netbsdelf2.99.9)
compiled by GNU C version 4.0.0 20041003 (experimental).
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
../../../../kern/kern_lock.c: In function 'acquire':
../../../../kern/kern_lock.c:233: internal compiler error: in gimplify_expr, at
gimplify.c:3975
The .i files follows.
Have fun folks ;)
Vincent
--
Summary: gimplify.c fatal error while expanding a macro
Product: gcc
Version: 4.0.0
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: c
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: 10 dot 50 at free dot fr
CC: gcc-bugs at gcc dot gnu dot org
GCC host triplet: i386-unknown-netbsdelf2.99.9
GCC target triplet: i386-unknown-netbsdelf2.99.9
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17885
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug c/17885] gimplify.c fatal error while expanding a macro
2004-10-07 19:35 [Bug c/17885] New: gimplify.c fatal error while expanding a macro 10 dot 50 at free dot fr
@ 2004-10-07 19:37 ` 10 dot 50 at free dot fr
2004-10-07 19:51 ` [Bug middle-end/17885] [4.0 Regression] " pinskia at gcc dot gnu dot org
` (7 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: 10 dot 50 at free dot fr @ 2004-10-07 19:37 UTC (permalink / raw)
To: gcc-bugs
------- Additional Comments From 10 dot 50 at free dot fr 2004-10-07 19:37 -------
Created an attachment (id=7304)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=7304&action=view)
.i file (bzip'ed)
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17885
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug middle-end/17885] [4.0 Regression] gimplify.c fatal error while expanding a macro
2004-10-07 19:35 [Bug c/17885] New: gimplify.c fatal error while expanding a macro 10 dot 50 at free dot fr
2004-10-07 19:37 ` [Bug c/17885] " 10 dot 50 at free dot fr
@ 2004-10-07 19:51 ` pinskia at gcc dot gnu dot org
2004-10-07 19:52 ` pinskia at gcc dot gnu dot org
` (6 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2004-10-07 19:51 UTC (permalink / raw)
To: gcc-bugs
------- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-07 19:51 -------
struct lock {
int lk_interlock;
};
void
acquire(volatile struct lock *lkp)
{
&lkp->lk_interlock;
}
Confirmed.
--
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Component|c |middle-end
Ever Confirmed| |1
Keywords| |ice-on-valid-code
Last reconfirmed|0000-00-00 00:00:00 |2004-10-07 19:51:36
date| |
Summary|gimplify.c fatal error while|[4.0 Regression] gimplify.c
|expanding a macro |fatal error while expanding
| |a macro
Target Milestone|--- |4.0.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17885
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug middle-end/17885] [4.0 Regression] gimplify.c fatal error while expanding a macro
2004-10-07 19:35 [Bug c/17885] New: gimplify.c fatal error while expanding a macro 10 dot 50 at free dot fr
2004-10-07 19:37 ` [Bug c/17885] " 10 dot 50 at free dot fr
2004-10-07 19:51 ` [Bug middle-end/17885] [4.0 Regression] " pinskia at gcc dot gnu dot org
@ 2004-10-07 19:52 ` pinskia at gcc dot gnu dot org
2004-10-16 16:07 ` [Bug middle-end/17885] [4.0 Regression] gimplifing of volatile &a-> reichelt at gcc dot gnu dot org
` (5 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2004-10-07 19:52 UTC (permalink / raw)
To: gcc-bugs
------- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-07 19:52 -------
: Search converges between 2004-08-22-trunk (#521) and 2004-08-23-trunk (#522).
--
What |Removed |Added
----------------------------------------------------------------------------
CC| |pinskia at gcc dot gnu dot
| |org
GCC host triplet|i386-unknown-netbsdelf2.99.9|
GCC target triplet|i386-unknown-netbsdelf2.99.9|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17885
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug middle-end/17885] [4.0 Regression] gimplifing of volatile &a->
2004-10-07 19:35 [Bug c/17885] New: gimplify.c fatal error while expanding a macro 10 dot 50 at free dot fr
` (2 preceding siblings ...)
2004-10-07 19:52 ` pinskia at gcc dot gnu dot org
@ 2004-10-16 16:07 ` reichelt at gcc dot gnu dot org
2004-10-16 16:10 ` pinskia at gcc dot gnu dot org
` (4 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: reichelt at gcc dot gnu dot org @ 2004-10-16 16:07 UTC (permalink / raw)
To: gcc-bugs
------- Additional Comments From reichelt at gcc dot gnu dot org 2004-10-16 16:07 -------
Andrew, your patch
http://gcc.gnu.org/ml/gcc-cvs/2004-08/msg01149.html
seems to be responsible for the regression.
--
What |Removed |Added
----------------------------------------------------------------------------
CC| |reichelt at gcc dot gnu dot
| |org
Keywords| |monitored
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17885
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug middle-end/17885] [4.0 Regression] gimplifing of volatile &a->
2004-10-07 19:35 [Bug c/17885] New: gimplify.c fatal error while expanding a macro 10 dot 50 at free dot fr
` (3 preceding siblings ...)
2004-10-16 16:07 ` [Bug middle-end/17885] [4.0 Regression] gimplifing of volatile &a-> reichelt at gcc dot gnu dot org
@ 2004-10-16 16:10 ` pinskia at gcc dot gnu dot org
2004-10-18 14:25 ` pinskia at gcc dot gnu dot org
` (3 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2004-10-16 16:10 UTC (permalink / raw)
To: gcc-bugs
------- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-16 16:10 -------
Yes it is responable in finding the latent bug in the gimplifier, if I have time I will try to see how to fix it.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17885
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug middle-end/17885] [4.0 Regression] gimplifing of volatile &a->
2004-10-07 19:35 [Bug c/17885] New: gimplify.c fatal error while expanding a macro 10 dot 50 at free dot fr
` (4 preceding siblings ...)
2004-10-16 16:10 ` pinskia at gcc dot gnu dot org
@ 2004-10-18 14:25 ` pinskia at gcc dot gnu dot org
2004-10-18 22:17 ` pinskia at gcc dot gnu dot org
` (2 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2004-10-18 14:25 UTC (permalink / raw)
To: gcc-bugs
------- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-18 14:25 -------
Patch here: <http://gcc.gnu.org/ml/gcc-patches/2004-10/msg01476.html>.
--
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|unassigned at gcc dot gnu |pinskia at gcc dot gnu dot
|dot org |org
Status|NEW |ASSIGNED
Keywords| |patch
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17885
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug middle-end/17885] [4.0 Regression] gimplifing of volatile &a->
2004-10-07 19:35 [Bug c/17885] New: gimplify.c fatal error while expanding a macro 10 dot 50 at free dot fr
` (5 preceding siblings ...)
2004-10-18 14:25 ` pinskia at gcc dot gnu dot org
@ 2004-10-18 22:17 ` pinskia at gcc dot gnu dot org
2004-10-19 17:24 ` cvs-commit at gcc dot gnu dot org
2004-10-20 9:33 ` reichelt at gcc dot gnu dot org
8 siblings, 0 replies; 10+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2004-10-18 22:17 UTC (permalink / raw)
To: gcc-bugs
------- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-18 22:17 -------
My patch is wrong, RTH is working on this now.
--
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|pinskia at gcc dot gnu dot |unassigned at gcc dot gnu
|org |dot org
Status|ASSIGNED |NEW
Keywords|patch |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17885
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug middle-end/17885] [4.0 Regression] gimplifing of volatile &a->
2004-10-07 19:35 [Bug c/17885] New: gimplify.c fatal error while expanding a macro 10 dot 50 at free dot fr
` (6 preceding siblings ...)
2004-10-18 22:17 ` pinskia at gcc dot gnu dot org
@ 2004-10-19 17:24 ` cvs-commit at gcc dot gnu dot org
2004-10-20 9:33 ` reichelt at gcc dot gnu dot org
8 siblings, 0 replies; 10+ messages in thread
From: cvs-commit at gcc dot gnu dot org @ 2004-10-19 17:24 UTC (permalink / raw)
To: gcc-bugs
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-10-19 17:24 -------
Subject: Bug 17885
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: rth@gcc.gnu.org 2004-10-19 17:24:48
Modified files:
gcc : ChangeLog tree.c
Log message:
PR middle-end/17885
* tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
of INDIRECT_REF.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.5948&r2=2.5949
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree.c.diff?cvsroot=gcc&r1=1.437&r2=1.438
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17885
^ permalink raw reply [flat|nested] 10+ messages in thread
* [Bug middle-end/17885] [4.0 Regression] gimplifing of volatile &a->
2004-10-07 19:35 [Bug c/17885] New: gimplify.c fatal error while expanding a macro 10 dot 50 at free dot fr
` (7 preceding siblings ...)
2004-10-19 17:24 ` cvs-commit at gcc dot gnu dot org
@ 2004-10-20 9:33 ` reichelt at gcc dot gnu dot org
8 siblings, 0 replies; 10+ messages in thread
From: reichelt at gcc dot gnu dot org @ 2004-10-20 9:33 UTC (permalink / raw)
To: gcc-bugs
------- Additional Comments From reichelt at gcc dot gnu dot org 2004-10-20 09:33 -------
Do we want to add a testcase to testsuite for this?
--
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution| |FIXED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17885
^ permalink raw reply [flat|nested] 10+ messages in thread
end of thread, other threads:[~2004-10-20 9:33 UTC | newest]
Thread overview: 10+ messages (download: mbox.gz / follow: Atom feed)
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2004-10-07 19:35 [Bug c/17885] New: gimplify.c fatal error while expanding a macro 10 dot 50 at free dot fr
2004-10-07 19:37 ` [Bug c/17885] " 10 dot 50 at free dot fr
2004-10-07 19:51 ` [Bug middle-end/17885] [4.0 Regression] " pinskia at gcc dot gnu dot org
2004-10-07 19:52 ` pinskia at gcc dot gnu dot org
2004-10-16 16:07 ` [Bug middle-end/17885] [4.0 Regression] gimplifing of volatile &a-> reichelt at gcc dot gnu dot org
2004-10-16 16:10 ` pinskia at gcc dot gnu dot org
2004-10-18 14:25 ` pinskia at gcc dot gnu dot org
2004-10-18 22:17 ` pinskia at gcc dot gnu dot org
2004-10-19 17:24 ` cvs-commit at gcc dot gnu dot org
2004-10-20 9:33 ` reichelt at gcc dot gnu dot org
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