* major clean-up of libgloss build including merging a number of platforms
into top-level Makefile (moxie, v850, i960, msp430, frv, i386, ...) and
removal of dead platforms such as xc16x
* strverscmp fixed for comparison of digit sequence with non-digits
* proper locking added from amdgcn
* numerous improvements to arc support including support of 16-entry
register file
* long double complex functions are now skipped if long double != double
* support for POSIX.1-2024 added to features.h
* arc64: port added for Synopsys Designware ARCv3 ISA
* sys/xtensa removed and replaced by machine/xtensa and libgloss
* fixes to powf
* fixes for building with gcc-15
OBS-URL: https://build.opensuse.org/package/show/devel:gcc/newlib?expand=0&rev=41
