[Bug middle-end/82145] [8 regression] i386/pr38988.c, i386/pr46254.c, i386/pr55154.c, i386/pr81766.c fails

[ubizjak at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82145

Uroš Bizjak <ubizjak at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2017-09-08
                 CC|                            |jakub at redhat dot com
     Ever confirmed|0                           |1

--- Comment #2 from Uroš Bizjak <ubizjak at gmail dot com> ---
Confirmed, fails also with vanilla mainline using:

-O2 -fpic -mcmodel=large -march=haswell

$ ~/gcc-build/gcc/cc1 -O2 -fpic -mcmodel=large -march=haswell -quiet pr38988.c 
during RTL pass: postreload
pr38988.c: In function ‘__do_global_dtors_aux’:
pr38988.c:24:1: internal compiler error: in cselib_hash_rtx, at cselib.c:1277
 }
 ^
0x998ef0 cselib_hash_rtx
        ../../git/gcc/gcc/cselib.c:1277
0x995433 cselib_lookup_1
        ../../git/gcc/gcc/cselib.c:2068
0x995433 cselib_lookup(rtx_def*, machine_mode, int, machine_mode)
        ../../git/gcc/gcc/cselib.c:2117
0xc4c3c5 reload_cse_simplify_operands
        ../../git/gcc/gcc/postreload.c:471
0xc4cdad reload_cse_simplify
        ../../git/gcc/gcc/postreload.c:179
0xc4cdad reload_cse_regs_1
        ../../git/gcc/gcc/postreload.c:218
0xc4e80b reload_cse_regs
        ../../git/gcc/gcc/postreload.c:64
0xc4e80b execute
        ../../git/gcc/gcc/postreload.c:2346