[Bug target/100152] [10/11/12 Regression] used caller-saved register not preserved across a call.

[rguenth at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100152

--- Comment #37 from Richard Biener <rguenth at gcc dot gnu.org> ---
Oh, and FYI a cc1 cross from x86_64 to x86_64-apple-darwin19.6.0 doesn't seem
to reproduce the issue with the reduced testcase (I seee no call to
___UTF_8_put remaining with -O3 -fPIC -fno-strict-aliasing -fwrapv).