$ i486-gnu-linux-g++ -c -O1 demux_rtp.ii
demux_rtp.cpp: In function 'void afterReading(void*, unsigned int, unsigned
int, timeval, unsigned int)':
demux_rtp.cpp:421: internal compiler error: Segmentation fault

(gdb) bt
#0  0x00000000004bfe60 in is_gimple_min_invariant ()
#1  0x0000000000504a96 in replace_vuses_in ()
#2  0x0000000000504f88 in substitute_and_fold ()
#3  0x00000000004d7b79 in fini_copy_prop ()
#4  0x00000000004d7bc6 in execute_copy_prop ()
#5  0x00000000004d7bec in do_copy_prop ()
#6  0x000000000072297d in execute_one_pass ()
#7  0x0000000000722a10 in execute_pass_list ()
#8  0x0000000000722a24 in execute_pass_list ()
#9  0x00000000004bf9da in tree_rest_of_compilation ()
#10 0x000000000046a4fa in expand_body ()
#11 0x0000000000758dd3 in cgraph_expand_function ()
#12 0x0000000000758f0a in cgraph_expand_all_functions ()
#13 0x000000000075932f in cgraph_optimize ()
#14 0x000000000043b7fe in cp_finish_file ()
#15 0x000000000040257e in finish_file ()
#16 0x00000000004a530e in c_common_parse_file ()
#17 0x0000000000704bd1 in compile_file ()
#18 0x00000000007060d1 in do_compile ()
#19 0x0000000000706132 in toplev_main ()
#20 0x00000000004acead in main ()


-- 
           Summary: ICE in is_gimple_min_invariant at -O1.
           Product: gcc
           Version: 4.1.2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: other
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: pluto at agmk dot net
 GCC build triplet: i486-linux
  GCC host triplet: i486-linux
GCC target triplet: i486-linux


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28210

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