[Bug middle-end/25869] [4.2 regression] MMIX broken: ICE compiling __divti3

["hp at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #3 from hp at gcc dot gnu dot org  2006-01-20 05:15 -------
same mmix gdb session (ignore the CFI data messages, except for DannyB ;-)
(gdb) bt
#0  0x0819bffc in df_chain_unlink (dflow=0x84aa3f8, ref=0x8507480,
link=0x84fd06c)
    at /home/hp/combined/combined/gcc/df-problems.c:110
During symbol reading, Incomplete CFI data; unspecified registers at
0x0819c010.
During symbol reading, Incomplete CFI data; unspecified registers at
0x0819c010.
During symbol reading, Incomplete CFI data; unspecified registers at
0x0819c010.
During symbol reading, Incomplete CFI data; unspecified registers at
0x0819c010.
During symbol reading, Incomplete CFI data; unspecified registers at
0x0819c010.
During symbol reading, Incomplete CFI data; unspecified registers at
0x0819c010.
During symbol reading, Incomplete CFI data; unspecified registers at
0x0819c010.
#1  0x0819c03e in df_chain_unlink (dflow=0x84aa3f8, ref=0x85073cc, link=0x0) at
/home/hp/combined/combined/gcc/df-problems.c:125
During symbol reading, Incomplete CFI data; unspecified registers at
0x0819c010.
During symbol reading, Incomplete CFI data; unspecified registers at
0x0819c010.
During symbol reading, Incomplete CFI data; unspecified registers at
0x0819c010.
During symbol reading, Incomplete CFI data; unspecified registers at
0x0819c010.
During symbol reading, Incomplete CFI data; unspecified registers at
0x0819c010.
During symbol reading, Incomplete CFI data; unspecified registers at
0x0819c010.
During symbol reading, Incomplete CFI data; unspecified registers at
0x0819c010.
#2  0x081a2040 in df_reg_chain_unlink (dflow=0xafafafaf, ref=0x85073cc) at
/home/hp/combined/combined/gcc/df-scan.c:635
During symbol reading, Incomplete CFI data; unspecified registers at
0x081a2010.
During symbol reading, Incomplete CFI data; unspecified registers at
0x081a2010.
During symbol reading, Incomplete CFI data; unspecified registers at
0x081a2010.
During symbol reading, Incomplete CFI data; unspecified registers at
0x081a2010.
#3  0x081a21fe in df_insn_refs_delete (dflow=0x84ac3d8, insn=0x4019c938) at
/home/hp/combined/combined/gcc/df-scan.c:743
During symbol reading, Incomplete CFI data; unspecified registers at
0x081a21e1.
During symbol reading, Incomplete CFI data; unspecified registers at
0x081a21e1.
#4  0x081a231e in df_bb_refs_delete (dflow=0x84ac3d8, bb_index=1075431736) at
/home/hp/combined/combined/gcc/df-scan.c:768
#5  0x081a17b6 in df_scan_free_bb_info (dflow=0x84ac3d8, bb=0xafafafaf,
vbb_info=0x84c9b28)
    at /home/hp/combined/combined/gcc/df-scan.c:189
#6  0x0819a5cb in df_set_blocks (df=0x84b4d28, blocks=0x84ccff4) at
/home/hp/combined/combined/gcc/df-core.c:373
#7  0x081ce8ac in iv_analysis_loop_init (loop=0x84d6830) at
/home/hp/combined/combined/gcc/loop-iv.c:267
#8  0x08256289 in predict_loops (loops_info=0xbffff900, rtlsimpleloops=1
'\001') at /home/hp/combined/combined/gcc/predict.c:618
#9  0x0825655e in estimate_probability (loops_info=0xbffff900) at
/home/hp/combined/combined/gcc/predict.c:842
#10 0x08262ead in rest_of_handle_branch_prob () at
/home/hp/combined/combined/gcc/profile.c:1363
#11 0x082d15ce in execute_one_pass (pass=0x8438aa0) at
/home/hp/combined/combined/gcc/passes.c:849
#12 0x082d16d1 in execute_pass_list (pass=0x8438aa0) at
/home/hp/combined/combined/gcc/passes.c:881
#13 0x082d16f5 in execute_pass_list (pass=0x8439800) at
/home/hp/combined/combined/gcc/passes.c:882
#14 0x080c67a2 in tree_rest_of_compilation (fndecl=0x4009ed80) at
/home/hp/combined/combined/gcc/tree-optimize.c:412
#15 0x0805ab74 in c_expand_body (fndecl=0x4009ed80) at
/home/hp/combined/combined/gcc/c-decl.c:6689
#16 0x08304cb4 in cgraph_expand_function (node=0x400a7c40) at
/home/hp/combined/combined/gcc/cgraphunit.c:1098
#17 0x08304e38 in cgraph_expand_all_functions () at
/home/hp/combined/combined/gcc/cgraphunit.c:1164
#18 0x08305556 in cgraph_optimize () at
/home/hp/combined/combined/gcc/cgraphunit.c:1431
#19 0x0805c54e in c_write_global_declarations () at
/home/hp/combined/combined/gcc/c-decl.c:7804
#20 0x082a6c3e in compile_file () at
/home/hp/combined/combined/gcc/toplev.c:1003
#21 0x082a8167 in do_compile () at /home/hp/combined/combined/gcc/toplev.c:1948
#22 0x082a81c9 in toplev_main (argc=26, argv=0xbffffb44) at
/home/hp/combined/combined/gcc/toplev.c:1980
#23 0x080a8973 in main (argc=26, argv=0xbffffb44) at
/home/hp/combined/combined/gcc/main.c:35


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25869