[Bug c++/55064] New: ice in df_get_live_out

[dcb314 at hotmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55064

             Bug #: 55064
           Summary: ice in df_get_live_out
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: dcb314@hotmail.com


Created attachment 28526
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28526
gzipped C++ source code

I just tried to compile the package rb_libtorrent-0.16.4-1
on gcc-4.8 trunk dated 20121024 on an AMD x86_64 box.

The compiler said

src/torrent_info.cpp: In function 'void bind_torrent_info()':
src/torrent_info.cpp:216:1: internal compiler error: Segmentation fault
 }
 ^
0xa7a86f crash_signal
    ../../src/trunk/gcc/toplev.c:335
0x997452 df_get_live_out
    ../../src/trunk/gcc/df.h:1094
0x997452 update_ebb_live_info
    ../../src/trunk/gcc/lra-constraints.c:4329
0x997452 lra_inheritance()
    ../../src/trunk/gcc/lra-constraints.c:4849
0x988f81 lra(_IO_FILE*)
    ../../src/trunk/gcc/lra.c:2296
0x9512d6 do_reload
    ../../src/trunk/gcc/ira.c:4613
0x9512d6 rest_of_handle_reload
    ../../src/trunk/gcc/ira.c:4719
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
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Preprocessed source code attached. Flags -O3 -fPIC -fno-strict-aliasing
required.