Deletion of trivial insn during IRA

[Paulo J. Matos]

Ian Lance Taylor <iant@google.com> writes:

> paulo@matos-sorge.com (Paulo J. Matos) writes:
>
>> I am trying to find where IRA, is deleting trivial insn like:
>> (set r1 r1)
>
> Search for "Discard obvious no-ops" in the function reload in the file
> gcc/reload1.c.

Thanks, that's exactly it. 

-- 
PMatos