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From: "dcb314 at hotmail dot com" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug lto/105121] New: ice in bp_unpack_string
Date: Fri, 01 Apr 2022 07:54:31 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D105121

            Bug ID: 105121
           Summary: ice in bp_unpack_string
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: lto
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dcb314 at hotmail dot com
                CC: marxin at gcc dot gnu.org
  Target Milestone: ---

Created attachment 52731
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D52731&action=3Dedit
x86 object module

Recent gcc does this:

$ gcc src/bin/tolua.o src/bin/toluabind.o
lto1: internal compiler error: Segmentation fault
0xc94f99 crash_signal(int)
        ../../trunk.git/gcc/toplev.cc:322
0x772070 bp_unpack_string(data_in*, bitpack_d*)
        ../../trunk.git/gcc/data-streamer-in.cc:112
0xb89903 cl_optimization_stream_in(data_in*, bitpack_d*, cl_optimization*)
        /home/dcb/gcc/working/gcc/options-save.cc:13503
0xf1b7e0 streamer_read_tree_bitfields(lto_input_block*, data_in*, tree_node=
*)
        ../../trunk.git/gcc/tree-streamer-in.cc:558
0xad7186 lto_read_tree_1(lto_input_block*, data_in*, tree_node*)

The problem first seems to occur sometime between git hash 4cb935cb69f12088
and 1c7b110e1e44da0c.=