[Bug target/90103] ICE building Glibc's e_atan2f.c with -O2 -mcpu=hs38_linux -frounding-math

[abrodkin at synopsys dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90103

--- Comment #2 from Alexey Brodkin <abrodkin at synopsys dot com> ---
Indeed, proposed back-port fixes that problem!
May we get it back-ported to 8.3.0 branch?