https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86450
Bug ID: 86450 Summary: Bootstrap failure due to -Wabi Product: gcc Version: 9.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: bootstrap Assignee: unassigned at gcc dot gnu.org Reporter: tkoenig at gcc dot gnu.org Target Milestone: --- Created attachment 44368 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=44368&action=edit config.log from failed build Recent trunk at r262520 failed to build on, it was configured with $ CC=/usr/bin/gcc CXX=/usr/bin/g++ ../trunk/configure --prefix=$HOME --enable-languages=c,c++,fortran --enable-maintainer-mode for x86_64-pc-linux-gnu and then built with $ make -j8 which led to the errors ibtool: compile: /home/ig25/Gcc/trunk-bin/./gcc/xgcc -shared-libgcc -B/home/ig25/Gcc/trunk-bin/./gcc -nostdinc++ -L/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/src -L/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs -L/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/libsupc++/.libs -B/home/ig25/x86_64-pc-linux-gnu/bin/ -B/home/ig25/x86_64-pc-linux-gnu/lib/ -isystem /home/ig25/x86_64-pc-linux-gnu/include -isystem /home/ig25/x86_64-pc-linux-gnu/sys-include -fno-checking -I/home/ig25/Gcc/trunk/libstdc++-v3/../libgcc -I/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu -I/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/include -I/home/ig25/Gcc/trunk/libstdc++-v3/libsupc++ -D_GLIBCXX_SHARED -fno-implicit-templates -Wall -Wextra -Wwrite-strings -Wcast-qual -Wabi -Werror -fdiagnostics-show-location=once -ffunction-sections -fdata-sections -frandom-seed=bad_array_length.lo -g -O2 -D_GNU_SOURCE -c ../../../../trunk/libstdc++-v3/libsupc++/bad_array_length.cc -fPIC -DPIC -D_GLIBCXX_SHARED -o bad_array_length.o cc1plus: error: -Wabi won't warn about anything [-Werror=abi] cc1plus: error: -Wabi won't warn about anything [-Werror=abi] cc1plus: note: -Wabi warns about differences from the most up-to-date ABI, which is also used by default cc1plus: note: use e.g. -Wabi=11 to warn about changes from GCC 7 cc1plus: note: -Wabi warns about differences from the most up-to-date ABI, which is also used by default cc1plus: note: use e.g. -Wabi=11 to warn about changes from GCC 7 libtool: compile: /home/ig25/Gcc/trunk-bin/./gcc/xgcc -shared-libgcc -B/home/ig25/Gcc/trunk-bin/./gcc -nostdinc++ -L/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/src -L/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs -L/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/libsupc++/.libs -B/home/ig25/x86_64-pc-linux-gnu/bin/ -B/home/ig25/x86_64-pc-linux-gnu/lib/ -isystem /home/ig25/x86_64-pc-linux-gnu/include -isystem /home/ig25/x86_64-pc-linux-gnu/sys-include -fno-checking -I/home/ig25/Gcc/trunk/libstdc++-v3/../libgcc -I/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu -I/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/include -I/home/ig25/Gcc/trunk/libstdc++-v3/libsupc++ -D_GLIBCXX_SHARED -fno-implicit-templates -Wall -Wextra -Wwrite-strings -Wcast-qual -Wabi -Werror -fdiagnostics-show-location=once -ffunction-sections -fdata-sections -frandom-seed=bad_array_new.lo -g -O2 -D_GNU_SOURCE -c ../../../../trunk/libstdc++-v3/libsupc++/bad_array_new.cc -fPIC -DPIC -D_GLIBCXX_SHARED -o bad_array_new.o cc1plus: error: -Wabi won't warn about anything [-Werror=abi] cc1plus: note: -Wabi warns about differences from the most up-to-date ABI, which is also used by default cc1plus: note: use e.g. -Wabi=11 to warn about changes from GCC 7 libtool: compile: /home/ig25/Gcc/trunk-bin/./gcc/xgcc -shared-libgcc -B/home/ig25/Gcc/trunk-bin/./gcc -nostdinc++ -L/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/src -L/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs -L/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/libsupc++/.libs -B/home/ig25/x86_64-pc-linux-gnu/bin/ -B/home/ig25/x86_64-pc-linux-gnu/lib/ -isystem /home/ig25/x86_64-pc-linux-gnu/include -isystem /home/ig25/x86_64-pc-linux-gnu/sys-include -fno-checking -I/home/ig25/Gcc/trunk/libstdc++-v3/../libgcc -I/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu -I/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/include -I/home/ig25/Gcc/trunk/libstdc++-v3/libsupc++ -D_GLIBCXX_SHARED -fno-implicit-templates -Wall -Wextra -Wwrite-strings -Wcast-qual -Wabi -Werror -fdiagnostics-show-location=once -ffunction-sections -fdata-sections -frandom-seed=bad_typeid.lo -g -O2 -D_GNU_SOURCE -c ../../../../trunk/libstdc++-v3/libsupc++/bad_typeid.cc -fPIC -DPIC -D_GLIBCXX_SHARED -o bad_typeid.o libtool: compile: /home/ig25/Gcc/trunk-bin/./gcc/xgcc -shared-libgcc -B/home/ig25/Gcc/trunk-bin/./gcc -nostdinc++ -L/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/src -L/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs -L/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/libsupc++/.libs -B/home/ig25/x86_64-pc-linux-gnu/bin/ -B/home/ig25/x86_64-pc-linux-gnu/lib/ -isystem /home/ig25/x86_64-pc-linux-gnu/include -isystem /home/ig25/x86_64-pc-linux-gnu/sys-include -fno-checking -I/home/ig25/Gcc/trunk/libstdc++-v3/../libgcc -I/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu -I/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/include -I/home/ig25/Gcc/trunk/libstdc++-v3/libsupc++ -D_GLIBCXX_SHARED -fno-implicit-templates -Wall -Wextra -Wwrite-strings -Wcast-qual -Wabi -Werror -fdiagnostics-show-location=once -ffunction-sections -fdata-sections -frandom-seed=atexit_thread.lo -g -O2 -D_GNU_SOURCE -c ../../../../trunk/libstdc++-v3/libsupc++/atexit_thread.cc -fPIC -DPIC -D_GLIBCXX_SHARED -o atexit_thread.o cc1plus: error: -Wabi won't warn about anything [-Werror=abi] cc1plus: note: -Wabi warns about differences from the most up-to-date ABI, which is also used by default cc1plus: note: use e.g. -Wabi=11 to warn about changes from GCC 7 cc1plus: error: -Wabi won't warn about anything [-Werror=abi] cc1plus: note: -Wabi warns about differences from the most up-to-date ABI, which is also used by default cc1plus: note: use e.g. -Wabi=11 to warn about changes from GCC 7 cc1plus: error: -Wabi won't warn about anything [-Werror=abi] cc1plus: note: -Wabi warns about differences from the most up-to-date ABI, which is also used by default cc1plus: note: use e.g. -Wabi=11 to warn about changes from GCC 7 cc1plus: error: -Wabi won't warn about anything [-Werror=abi] cc1plus: note: -Wabi warns about differences from the most up-to-date ABI, which is also used by default cc1plus: note: use e.g. -Wabi=11 to warn about changes from GCC 7 cc1plus: error: -Wabi won't warn about anything [-Werror=abi] cc1plus: note: -Wabi warns about differences from the most up-to-date ABI, which is also used by default cc1plus: note: use e.g. -Wabi=11 to warn about changes from GCC 7 cc1plus: all warnings being treated as errors Makefile:669: recipe for target 'atexit_arm.lo' failed make[5]: *** [atexit_arm.lo] Error 1 make[5]: *** Waiting for unfinished jobs.... cc1plus: all warnings being treated as errors Makefile:669: recipe for target 'bad_typeid.lo' failed make[5]: *** [bad_typeid.lo] Error 1 cc1plus: all warnings being treated as errors Makefile:669: recipe for target 'bad_cast.lo' failed make[5]: *** [bad_cast.lo] Error 1 cc1plus: all warnings being treated as errors Makefile:669: recipe for target 'array_type_info.lo' failed make[5]: *** [array_type_info.lo] Error 1 cc1plus: all warnings being treated as errors Makefile:669: recipe for target 'bad_array_length.lo' failed make[5]: *** [bad_array_length.lo] Error 1 cc1plus: all warnings being treated as errors cc1plus: all warnings being treated as errors Makefile:669: recipe for target 'bad_alloc.lo' failed make[5]: *** [bad_alloc.lo] Error 1 Makefile:669: recipe for target 'bad_array_new.lo' failed make[5]: *** [bad_array_new.lo] Error 1 cc1plus: all warnings being treated as errors Makefile:669: recipe for target 'atexit_thread.lo' failed make[5]: *** [atexit_thread.lo] Error 1 make[5]: Leaving directory '/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3/libsupc++' Makefile:511: recipe for target 'all-recursive' failed make[4]: *** [all-recursive] Error 1 make[4]: Leaving directory '/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3' Makefile:418: recipe for target 'all' failed make[3]: *** [all] Error 2 make[3]: Leaving directory '/home/ig25/Gcc/trunk-bin/x86_64-pc-linux-gnu/libstdc++-v3' Makefile:19389: recipe for target 'all-stage1-target-libstdc++-v3' failed make[2]: *** [all-stage1-target-libstdc++-v3] Error 2 make[2]: Leaving directory '/home/ig25/Gcc/trunk-bin' Makefile:27025: recipe for target 'stage1-bubble' failed make[1]: *** [stage1-bubble] Error 2 make[1]: Leaving directory '/home/ig25/Gcc/trunk-bin' Makefile:959: recipe for target 'all' failed make: *** [all] Error 2 Well, that's it for hacking gfortran this evening.