[CCing some global reviewers] Please review the two libobjc patches:
https://gcc.gnu.org/ml/gcc-patches/2016-12/msg02003.html - not a regression, but a simplification of the new configure option. https://gcc.gnu.org/ml/gcc-patches/2016-12/msg02004.html - fix the --disable-shared build with external bdw-gc. Fixed the texi typo as mentioned by Andreas. and the proposed zlib update: https://gcc.gnu.org/ml/gcc-patches/2017-01/msg00315.html Thanks, Matthias