------- Comment #4 from marcus at jet dot franken dot de 2007-06-25 19:57
-------
I am using 10.2-x86_64 with the compiler built with
./configure --enable-languages=c
and at r126002
gdb
(gdb) bt
#0 fancy_abort (file=0xab29a0 "/home/marcus/projects/gcc/gcc/df-scan.c",
line=4058, function=0xab33ae "df_refs_verify")
at /home/marcus/projects/gcc/gcc/diagnostic.c:655
#1 0x00000000004fbfe0 in df_refs_verify (new_rec=<value optimized out>,
old_rec=<value optimized out>, abort_if_fail=1 '\001')
at /home/marcus/projects/gcc/gcc/df-scan.c:4058
#2 0x000000000050071d in df_insn_refs_verify (collection_rec=0x7fff2aef8540,
bb=<value optimized out>, insn=<value optimized out>,
abort_if_fail=1 '\001') at /home/marcus/projects/gcc/gcc/df-scan.c:4143
#3 0x000000000050098f in df_bb_verify (bb=0x2b4680799900) at
/home/marcus/projects/gcc/gcc/df-scan.c:4179
#4 0x0000000000500c58 in df_scan_verify () at
/home/marcus/projects/gcc/gcc/df-scan.c:4318
#5 0x00000000004f1e79 in df_verify () at
/home/marcus/projects/gcc/gcc/df-core.c:1513
#6 0x00000000004f29e9 in df_analyze () at
/home/marcus/projects/gcc/gcc/df-core.c:1106
#7 0x00000000009e3e9a in if_convert (recompute_dominance=1 '\001') at
/home/marcus/projects/gcc/gcc/ifcvt.c:3992
#8 0x00000000009e4978 in rest_of_handle_if_after_combine () at
/home/marcus/projects/gcc/gcc/ifcvt.c:4109
#9 0x000000000061d4d9 in execute_one_pass (pass=0xe57960) at
/home/marcus/projects/gcc/gcc/passes.c:1125
#10 0x000000000061d6c0 in execute_pass_list (pass=0xe57960) at
/home/marcus/projects/gcc/gcc/passes.c:1178
#11 0x000000000061d6d5 in execute_pass_list (pass=0xe532c0) at
/home/marcus/projects/gcc/gcc/passes.c:1179
#12 0x00000000006ee418 in tree_rest_of_compilation (fndecl=0x2b21f67c9900) at
/home/marcus/projects/gcc/gcc/tree-optimize.c:406
#13 0x000000000083e270 in cgraph_expand_function (node=0x2b21f67c9a00) at
/home/marcus/projects/gcc/gcc/cgraphunit.c:1073
#14 0x000000000084079a in cgraph_optimize () at
/home/marcus/projects/gcc/gcc/cgraphunit.c:1142
#15 0x000000000041553e in c_write_global_declarations () at
/home/marcus/projects/gcc/gcc/c-decl.c:7911
#16 0x000000000069a7bd in toplev_main (argc=<value optimized out>, argv=<value
optimized out>)
at /home/marcus/projects/gcc/gcc/toplev.c:1064
(gdb) up
#1 0x00000000004fbfe0 in df_refs_verify (new_rec=<value optimized out>,
old_rec=<value optimized out>, abort_if_fail=1 '\001')
at /home/marcus/projects/gcc/gcc/df-scan.c:4058
4058 gcc_assert (0);
unsure what debug to add here....
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32481
