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[Bug binutils/27397] CET autodetection fails configure on i486 and i586


From: hjl.tools at gmail dot com
Subject: [Bug binutils/27397] CET autodetection fails configure on i486 and i586 targets
Date: Fri, 12 Feb 2021 19:02:04 +0000

https://sourceware.org/bugzilla/show_bug.cgi?id=27397

--- Comment #7 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to Sergei Trofimovich from comment #6)
> (In reply to H.J. Lu from comment #5)
> > Created attachment 13220 [details]
> > An updated patch
> > 
> > Try this.
> 
> The user reports it's building fine for them on i486:
> https://bugs.gentoo.org/770061#c26
> 
> AFAIU event with the patch ./configure --host=i686-pc-linux-gnu if ran on
> pre-sse2 CPU, right?

SSE2 isn't the issue.  The multi-byte NOP is the issue.

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