https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89494
--- Comment #29 from Iain Sandoe <iains at gcc dot gnu.org> --- (In reply to Piotr Kubaj from comment #28) > I just tried on FreeBSD 12.2-RELEASE on powerpc64 with base gcc 4.2.1: > gmake[4]: Entering directory > '/wrkdirs/usr/ports/lang/gcc10-devel/work/.build/gcc' > c++ -std=gnu++98 -fno-PIE -c -DIN_GCC_FRONTEND -g -DIN_GCC > -fno-strict-aliasing -fno-exceptions -fno-rtti -fasynchronous-unwind-tables > -W -Wall -Wwrite-strings -Wcast-qual -Wno-format -Wmissing-format-attribute > -Woverloaded-virtual -pedantic -Wno-long-long -Wno-variadic-macros > -Wno-overlength-strings -fno-common -DHAVE_CONFIG_H -I. -Icp > -I/wrkdirs/usr/ports/lang/gcc10-devel/work/gcc-10-20210313/gcc > -I/wrkdirs/usr/ports/lang/gcc10-devel/work/gcc-10-20210313/gcc/cp > -I/wrkdirs/usr/ports/lang/gcc10-devel/work/gcc-10-20210313/gcc/../include > -I/wrkdirs/usr/ports/lang/gcc10-devel/work/gcc-10-20210313/gcc/../libcpp/ > include -I/usr/local/include > -I/wrkdirs/usr/ports/lang/gcc10-devel/work/gcc-10-20210313/gcc/../ > libdecnumber > -I/wrkdirs/usr/ports/lang/gcc10-devel/work/gcc-10-20210313/gcc/../ > libdecnumber/dpd -I../libdecnumber > -I/wrkdirs/usr/ports/lang/gcc10-devel/work/gcc-10-20210313/gcc/../ > libbacktrace -DLIBICONV_PLUG -o cp/coroutines.o -MT cp/coroutines.o -MMD > -MP -MF cp/.deps/coroutines.TPo > /wrkdirs/usr/ports/lang/gcc10-devel/work/gcc-10-20210313/gcc/cp/coroutines.cc > /wrkdirs/usr/ports/lang/gcc10-devel/work/gcc-10-20210313/gcc/cp/coroutines. > cc:2700: error: invalid pure specifier (only `= 0' is allowed) before ';' > token > /wrkdirs/usr/ports/lang/gcc10-devel/work/gcc-10-20210313/gcc/cp/coroutines. > cc:2700: error: initializer specified for non-virtual method > 'var_nest_node::var_nest_node()' There were some fixes pushed this week - I see you have gcc-10-20210313, which won't have picked those up. I am about to push my remaining patches for 10.x back port - but the ones I queued should not affect that. If there's still an issue with the coroutines code after that, let me know (that's mine to fix anyway).