[Bug c/16594] New: ICE when building current 3.4.x with cvs GCC-3.5.0

["gdr at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

Building gcc-3_4-branch with fresh gcc from cvs GCC-3.5.0 results into a
ICE:



gcc -c -DHAVE_CONFIG_H -g -O2 -I. -I/home/gdr/redhat/4.gcc/libiberty/../include
 -W -Wall -Wtraditional -pedantic /home/gdr/redhat/4.gcc/libiberty/regex.c -o
regex.o
In file included from /home/gdr/redhat/4.gcc/libiberty/../include/xregex.h:26,
                 from /home/gdr/redhat/4.gcc/libiberty/regex.c:195:
/home/gdr/redhat/4.gcc/libiberty/../include/xregex2.h:548: warning: ISO C90 does
not support `static' or type qualifiers in parameter array declarators
In file included from /home/gdr/redhat/4.gcc/libiberty/regex.c:649:
/home/gdr/redhat/4.gcc/libiberty/regex.c: In function `byte_compile_range':
/home/gdr/redhat/4.gcc/libiberty/regex.c:4548: warning: signed and unsigned type
in conditional expression
/home/gdr/redhat/4.gcc/libiberty/regex.c:4558: warning: signed and unsigned type
in conditional expression
/home/gdr/redhat/4.gcc/libiberty/regex.c:4558: warning: signed and unsigned type
in conditional expression
/home/gdr/redhat/4.gcc/libiberty/regex.c: In function `xregcomp':
/home/gdr/redhat/4.gcc/libiberty/regex.c:8043: warning: signed and unsigned type
in conditional expression
/home/gdr/redhat/4.gcc/libiberty/regex.c: In function `xregerror':
/home/gdr/redhat/4.gcc/libiberty/regex.c:8178: warning: unused parameter 'preg'
/home/gdr/redhat/4.gcc/libiberty/regex.c: In function `byte_regex_compile':
/home/gdr/redhat/4.gcc/libiberty/regex.c:2319: internal compiler error: in
avail_expr_eq, at tree-ssa-dom.c:3648
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
make[1]: *** [regex.o] Error 1
make[1]: Leaving directory `/home/gdr/build/4/libiberty'
make: *** [all-libiberty] Error 2
merlin[13:05]% gcc -v                                                 ~/build/4
Reading specs from /home/gdr/lib/gcc/i686-pc-linux-gnu/3.5.0/specs
Configured with: /home/gdr/redhat/egcs/configure --prefix=/home/gdr
--enable-languages=c++ --disable-nls
Thread model: posix
gcc version 3.5.0 20040716 (experimental)


gcc-3_4-branch was configured with --enable-languages=c++ --disable-nls

-- 
           Summary: ICE when building current 3.4.x with cvs GCC-3.5.0
           Product: gcc
           Version: 3.5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: gdr at gcc dot gnu dot org
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: native
  GCC host triplet: i686-pc-linux-gnu
GCC target triplet: native


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16594