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[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':
- From: "amylaar at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 06 Mar 2014 12:21:45 +0000
- Subject: [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':
- Auto-submitted: auto-generated
- References: <bug-58400-4 at http dot gcc dot gnu dot org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58400
Jorn Wolfgang Rennecke <amylaar at gcc dot gnu.org> changed:
What |Removed |Added
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CC| |amylaar at gcc dot gnu.org
--- Comment #8 from Jorn Wolfgang Rennecke <amylaar at gcc dot gnu.org> ---
Created attachment 32285
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32285&action=edit
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,