[Bug target/58400] gcc for h8300 internal compiler error: insn does not satisfy its constraints at fs/ext4/mballoc.c: In function 'mb_free_blocks':

gang.chen.5i5j at gmail dot com gcc-bugzilla@gcc.gnu.org
Wed Jan 21 10:00:00 GMT 2015


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58400

--- Comment #9 from Chen Gang <gang.chen.5i5j at gmail dot com> ---
(In reply to Jorn Wolfgang Rennecke from comment #8)
> Created attachment 32285 [details]
> patch made as an example how to debug gcc
> 
> here is a patch - not regtested.
> you might also consider to put the three non-constriant uses of
> [satisfies_constraint_]"U" in predicates.md into a different
> constraint /vpredicate.
> And delete the unused fix_bit_operand,


Is this issue fixed? If need continue to test and analyze, please let me know
(If really need continue, I shall try to finish it within next month)



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