[Bug lto/61646] New: [4.10 Regression] ICE: in write_ts_type_non_common_tree_pointers, at tree-streamer-out.c:812

[trippels at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61646

            Bug ID: 61646
           Summary: [4.10 Regression] ICE: in
                    write_ts_type_non_common_tree_pointers, at
                    tree-streamer-out.c:812
           Product: gcc
           Version: 4.10.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: lto
          Assignee: unassigned at gcc dot gnu.org
          Reporter: trippels at gcc dot gnu.org
                CC: hubicka at ucw dot cz

Happens during Firefox build:

markus@x4 ds % cat ManifestParser.ii
class nsChromeRegistry;
struct B
{
  void (nsChromeRegistry::*regfunc)();
};
const B *a;
void fn1 ()
{
  if (a->regfunc)
    ;
}

markus@x4 ds % c++ -flto -c ManifestParser.ii
ManifestParser.ii:11:1: internal compiler error: in
write_ts_type_non_common_tree_pointers, at tree-streamer-out.c:812
 }
 ^
0xd4f480 write_ts_type_non_common_tree_pointers
        ../../gcc/gcc/tree-streamer-out.c:812
0xd4f480 streamer_write_tree_body(output_block*, tree_node*, bool)
        ../../gcc/gcc/tree-streamer-out.c:1017
0xa824a3 lto_write_tree_1
        ../../gcc/gcc/lto-streamer-out.c:364
0xa865ab DFS_write_tree
        ../../gcc/gcc/lto-streamer-out.c:1307
0xa88057 lto_output_tree(output_block*, tree_node*, bool, bool)
        ../../gcc/gcc/lto-streamer-out.c:1384
0xa822ff write_global_stream
        ../../gcc/gcc/lto-streamer-out.c:2136
0xa8a3ce lto_output_decl_state_streams
        ../../gcc/gcc/lto-streamer-out.c:2180
0xa8a3ce produce_asm_for_decls()
        ../../gcc/gcc/lto-streamer-out.c:2477
0xace1bf write_lto
        ../../gcc/gcc/passes.c:2260
0xad1188 ipa_write_summaries_1
        ../../gcc/gcc/passes.c:2319
0xad1188 ipa_write_summaries()
        ../../gcc/gcc/passes.c:2376
0x84d036 ipa_passes
        ../../gcc/gcc/cgraphunit.c:2090
0x84d036 compile()
        ../../gcc/gcc/cgraphunit.c:2186
0x84d2f4 finalize_compilation_unit()
        ../../gcc/gcc/cgraphunit.c:2341
0x63866e cp_write_global_declarations()
        ../../gcc/gcc/cp/decl2.c:4647
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