* remove i?86-pc-linux-gnu support
* remove decstation & sunos support
* remove phoenix OS support
* remove unused members from struct _reent (see also
--enable-newlib-reent-binary-compat)
* build system internals heavily rewritten & updated
* make arm jmp_buf size and alignment ABI-conformant
* fixed bug in arm setjmp/longjmp to preserve floating-point register
values
* add --enable-newlib-reent-thread-local configuration option
* add --enable-newlib-reent-binary-compat configuration option
* add 64-bit powerpc setjmp/longjmp support
* use global stdio streams for all configurations
* use global atexit data for all configurations
* vectorized math routines added for amdgcn platform
* nvptx: remove newlib ELIX level 1 restriction
- Already in v4.2.0
* remove use of --cygnus option for automake
* rename configure.in files to configure.ac
* enable automake silent rules
* import gdtoa from OpenBSD
* update to Unicode 14.0
* ignore _FORTIFY_SOURCE when building newlib
* fixes to ldtoa
* add clock support to nvptx port
* various pthread POSIX APIs added
* added implementatio for sig2str/str2sig
* strtod/strtof to set errno to ERANGE consistently for underflow
* fixed rounding issue with sqrt/sqrtf
OBS-URL: https://build.opensuse.org/package/show/devel:gcc/newlib?expand=0&rev=30
* fixes for regressions to pow/powf and tgamma functions
* RISC-V semihosting support
* RISC-V and arm patches
* additional out-of-bounds checking for malloc/nano-malloc family
* various fixes to makedocbook for python 3.8
* multiple standard/accuracy fixes to libm math routines
* C-SKY port
* support for Armv8-R aarch64 added
* move of __tzrules_struct from time.h to internal header
* math additions/improvements for RISC-V and arm
* all arm code converted to use unified syntax for Thumb1
* fenv support added for multiple platforms
* hard float support for PowerPC taken from FreeBSD
* advertising clause removed from BSD licenses
* various other fixes
OBS-URL: https://build.opensuse.org/package/show/devel:gcc/newlib?expand=0&rev=23