- Update to v4.1.0
* 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
[bsc#1183172, CVE-2021-3420]
* 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