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[Bug debug/53860] New: [4.8 Regression] ICE: in should_move_die_to_comdat, at dwarf2out.c:6254 with -fkeep-inline-functions -fdebug-types-section -g


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53860

             Bug #: 53860
           Summary: [4.8 Regression] ICE: in should_move_die_to_comdat, at
                    dwarf2out.c:6254 with -fkeep-inline-functions
                    -fdebug-types-section -g
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: debug
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: zsojka@seznam.cz


Created attachment 27744
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27744
reduced testcase

Compiler output:
$ gcc -fkeep-inline-functions -fdebug-types-section -g testcase.C 
testcase.C:7:1: internal compiler error: in should_move_die_to_comdat, at
dwarf2out.c:6254
 }
 ^
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

(gdb) bt
#0  fancy_abort (file=0x13a48e0 "/mnt/svn/gcc-trunk/gcc/dwarf2out.c",
line=6254, function=0x13a2000 "should_move_die_to_comdat")
    at /mnt/svn/gcc-trunk/gcc/diagnostic.c:1010
#1  0x00000000008acdf1 in should_move_die_to_comdat (die=0x7ffff6ad42d0) at
/mnt/svn/gcc-trunk/gcc/dwarf2out.c:6254
#2  break_out_comdat_types (die=Unhandled dwarf expression opcode 0xfa
) at /mnt/svn/gcc-trunk/gcc/dwarf2out.c:6568
#3  0x00000000008d1103 in dwarf2out_finish (filename=<optimized out>) at
/mnt/svn/gcc-trunk/gcc/dwarf2out.c:22347
#4  0x0000000000b8c8db in compile_file () at
/mnt/svn/gcc-trunk/gcc/toplev.c:598
#5  0x0000000000b8e408 in do_compile () at /mnt/svn/gcc-trunk/gcc/toplev.c:1867
#6  toplev_main (argc=16, argv=0x7fffffffd6a8) at
/mnt/svn/gcc-trunk/gcc/toplev.c:1943
#7  0x00007ffff6f052ad in __libc_start_main () from /lib64/libc.so.6
#8  0x0000000000592811 in _start ()


Tested revisions:
r189247 - crash
4.7 r188682 - OK


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