[Bug c/41945] New: [4.5 regression] tree_check failed

[Bug c/41945] New: [4.5 regression] tree_check failed

[hideaki at sogetthis dot com]

[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #1: Type: text/plain, Size: 2105 bytes --]

While compiling kernel parts, I got an internal compile error. Testfile is
attached.

$ gcc-4.5 -c ch.i -o ch.o
ch.i: In function ‘nf_ct_tuplehash_to_ctrack’:
ch.i:19:65: internal compiler error: tree check: expected integer_cst, have
nop_expr in int_cst_value, at tree.c:9619
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://bugs.opensuse.org/> for instructions.

gcc45 is from opensuse/repositories:/home/rguenther/openSUSE_11.1/i586.
The previously available RPM (20091029) did not have this issue.

GOOD: gcc version 4.5.0 20091029 (experimental) [trunk revision 153698] (SUSE
Linux) 

BAD:
$ gcc -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/lib/gcc/i586-suse-linux/4.5/lto-wrapper
Target: i586-suse-linux
Configured with: ../configure --prefix=/usr --infodir=/usr/share/info
--mandir=/usr/share/man --libdir=/usr/lib --libexecdir=/usr/lib
--enable-languages=c,c++,objc,fortran,obj-c++,java,ada --enable-checking=yes
--with-gxx-include-dir=/usr/include/c++/4.5 --enable-ssp --disable-libssp
--disable-plugin --with-bugurl=http://bugs.opensuse.org/
--with-pkgversion='SUSE Linux' --disable-libgcj --disable-libmudflap
--with-slibdir=/lib --with-system-zlib --enable-__cxa_atexit
--enable-libstdcxx-allocator=new --disable-libstdcxx-pch
--enable-version-specific-runtime-libs --program-suffix=-4.5
--enable-linux-futex --without-system-libunwind --enable-gold
--with-arch-32=i586 --with-tune=generic --build=i586-suse-linux
Thread model: posix
gcc version 4.5.0 20091103 (experimental) [trunk revision 153845] (SUSE Linux)


-- 
           Summary: [4.5 regression] tree_check failed
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: hideaki at sogetthis dot com
 GCC build triplet: i586-suse-linux and x86_64
  GCC host triplet: i586-suse-linux and x86_64
GCC target triplet: i586-suse-linux and x86_64


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41945

[Bug c/41945] [4.5 regression] tree_check failed

[hideaki at sogetthis dot com]

------- Comment #1 from hideaki at sogetthis dot com  2009-11-04 22:16 -------
Created an attachment (id=18969)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=18969&action=view)
testcase


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41945

[Bug c/41945] [4.5 regression] tree_check failed

[rguenth at gcc dot gnu dot org]

------- Comment #2 from rguenth at gcc dot gnu dot org  2009-11-04 22:19 -------
Likely a dup of PR41935


-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
  BugsThisDependsOn|                            |41935


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41945

[Bug middle-end/41945] [4.5 regression] tree_check failed

[rguenth at gcc dot gnu dot org]

-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|c                           |middle-end
  GCC build triplet|i586-suse-linux and x86_64  |
   GCC host triplet|i586-suse-linux and x86_64  |
 GCC target triplet|i586-suse-linux and x86_64  |i586-suse-linux, x86_64-*-*
   Target Milestone|---                         |4.5.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41945

[Bug c/41945] [4.5 regression] tree_check failed

[pinskia at gcc dot gnu dot org]

------- Comment #3 from pinskia at gcc dot gnu dot org  2009-11-06 08:33 -------
Front-end issue:
#3  0x000bd447 in fold_offsetof_1 (expr=0x42ff22c0, stop_ref=0x0) at
/Users/apinski/src/change/gcc/gcc/c-common.c:8403
8403            HOST_WIDE_INT index = int_cst_value (t);


-- 

pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |pinskia at gcc dot gnu dot
                   |                            |org
             Status|UNCONFIRMED                 |NEW
          Component|middle-end                  |c
     Ever Confirmed|0                           |1
   Last reconfirmed|0000-00-00 00:00:00         |2009-11-06 08:33:28
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41945

[Bug c/41945] [4.5 regression] tree_check failed

[pinskia at gcc dot gnu dot org]

------- Comment #4 from pinskia at gcc dot gnu dot org  2009-11-06 08:33 -------
Yes it is a dup of bug 41935.

*** This bug has been marked as a duplicate of 41935 ***


-- 

pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |DUPLICATE


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41945