[Bug bootstrap/50686] [4.7 regression] IRIX 6.5 bootstrap failure: ICE in in lookup_cfa_1, at dwarf2cfi.c:595

[bernds at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50686

--- Comment #9 from Bernd Schmidt <bernds at gcc dot gnu.org> 2011-10-17 
15:04:17 UTC ---
Well, shooting in the dark, let's get a few preliminaries out of the way - what
are the return values of dwarf2out_do_cfi_asm() and targetm.debug_unwind_info
()?

Also, a few of the last RTL dumps (there ought to be a "dwarf2" one) would be
helpful.