[Bug debug/51471] [4.7 Regression] gcc.c-torture/execute/20040811-1.c and gcc.c-torture/execute/vla-dealloc-1.c fails at -O3 -g on mips64-linux-gnu

vries at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Wed Jan 4 21:43:00 GMT 2012


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51471

--- Comment #15 from vries at gcc dot gnu.org 2012-01-04 21:43:29 UTC ---
(In reply to comment #14)
> (In reply to comment #13)
> > AFAIU, the only thing causing problems is frame-related insns being speculated.
> 
> Yes this patch seems more correct.  I will submit it after a bootstrap/test on
> mips64-linux-gnu.

I still wonder though why Richard Henderson says in PR50283 comment 9: We're
supposed to prevent frame-related insns from appearing in branch delay slots.



More information about the Gcc-bugs mailing list