------- Additional Comments From rearnsha at gcc dot gnu dot org 2005-04-16 17:50 ------- (In reply to comment #41) > Subject: Re: [PR target/20126, RFC] loop DEST_ADDR biv replacement may fail
> Sure. Your patch in comment #28 of bugzilla PR20126 is OK for mainline > to resolve Josh's bootstrap failure. Sounds like you've already done > the necessary testing, and I'll trust you on a suitable ChangeLog entry. > I'm not convinced. 1) It produces non-canonical RTL: (MINUS (REG) (const)) 2) It doesn't validate that insn, which is necessary in case 'const' or some modified version of it is not valid. R. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20126
