[Bug target/83994] %ebx is clobbered by stack-clash probing for regparm-3 function in PIC mode

[law at redhat dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83994

Jeffrey A. Law <law at redhat dot com> changed:

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                 CC|                            |law at redhat dot com

--- Comment #1 from Jeffrey A. Law <law at redhat dot com> ---
I haven't looked at this yet (but will shortly).  But it is worth noting that
%ebx is no longer fixed, even with -fPIC on i686.