Re: [V2] New pass for sign/zero extension elimination -- not ready for "final" review

[Jeff Law]

On 11/28/23 15:18, Jivan Hakobyan wrote:
    The amdgcn ICE I reported still exists:


Can you send a build command to reproduce ICE.
I built on x86-64, RV32/64, and did not get any faults.
THe code is clearly wrong though.  We need to test that we have a subreg 
before we look at the subreg_byte.  I fixed one of those elsewhere, this 
may ultimately be a paste-o.  Anyway, I'll fix it for V3.
jeff