https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100246
--- Comment #9 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The releases/gcc-11 branch has been updated by Iain D Sandoe <ia...@gcc.gnu.org>: https://gcc.gnu.org/g:5dd3fe90a5c0067e3e21d81aa904d13a4154eb4a commit r11-8788-g5dd3fe90a5c0067e3e21d81aa904d13a4154eb4a Author: Iain Sandoe <i...@sandoe.co.uk> Date: Sat Jul 3 19:47:48 2021 +0100 X86: Provide a CTOR for stringop_algs [PR100246]. Several older compilers fail to build modern GCC because of missing or incomplete C++11 support. Signed-off-by: Iain Sandoe <i...@sandoe.co.uk> PR bootstrap/100246 - [11/12 Regression] GCC will not bootstrap with clang 3.4/3.5 [xcode 5/6, Darwin 12/13] PR bootstrap/100246 gcc/ChangeLog: * config/i386/i386.h (struct stringop_algs): Define a CTOR for this type. (cherry picked from commit f99f6eb58e1f894dae024f63cc2fe30fa7605e59)