| Description: |
This update includes the GNU Compiler Collection 9.
This update ships the GCC 9.3 release.
A full changelog is provided by the GCC team on:
https://www.gnu.org/software/gcc/gcc-9/changes.html
The base system compiler libraries libgcc_s1, libstdc++6 and others are now built by the gcc 9 packages.
To use it, install 'gcc9' or 'gcc9-c++' or other compiler brands and use CC=gcc-9 / CXX=g++-9 during configuration for using it.
Security issues fixed:
- CVE-2019-15847: Fixed a miscompilation in the POWER9 back end, that optimized multiple calls of the __builtin_darn intrinsic into a single call. (bsc#1149145) - CVE-2019-14250: Fixed a heap overflow in the LTO linker. (bsc#1142649)
Non-security issues fixed:
- Split out libstdc++ pretty-printers into a separate package supplementing gdb and the installed runtime. (bsc#1135254) - Fixed miscompilation for vector shift on s390. (bsc#1141897) - Includes a fix for Internal compiler error when building HepMC (bsc#1167898) - Includes fix for binutils version parsing - Add libstdc++6-pp provides and conflicts to avoid file conflicts with same minor version of libstdc++6-pp from gcc10. - Add gcc9 autodetect -g at lto link (bsc#1149995) - Install go tool buildid for bootstrapping go
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