https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64320
Bug ID: 64320 Summary: Missing config.h during findcomp.cc compilation Product: gcc Version: 5.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: bootstrap Assignee: unassigned at gcc dot gnu.org Reporter: townsend at astro dot wisc.edu I'm trying to build the latest trunk (rev. 218759) on Linux. Configuring with: ./configure CC=gcc --build=x86_64-pc-linux-gnu --prefix=/root/madsdk --with-gmp=/root/madsdk --with-mpfr=/root/madsdk --with-mpc=/root/madsdk --enable-languages=c,c++,fortran --disable-multilib --disable-nls --disable-libsanitizer ...I get the following error during make: libtool: compile: /root/madsdk-src/gcc/host-x86_64-pc-linux-gnu/gcc/xg++ -B/root/madsdk-src/gcc/host-x86_64-pc-linux-gnu/gcc/ -nostdinc++ -nostdinc++ -I/root/madsdk-src/gcc/x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu -I/root/madsdk-src/gcc/x86_64-pc-linux-gnu/libstdc++-v3/include -I/root/madsdk-src/gcc/libstdc++-v3/libsupc++ -I/root/madsdk-src/gcc/libstdc++-v3/include/backward -I/root/madsdk-src/gcc/libstdc++-v3/testsuite/util -L/root/madsdk-src/gcc/x86_64-pc-linux-gnu/libstdc++-v3/src -L/root/madsdk-src/gcc/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs -L/root/madsdk-src/gcc/x86_64-pc-linux-gnu/libstdc++-v3/libsupc++/.libs -B/root/madsdk-src/gcc/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs -B/root/madsdk-src/gcc/x86_64-pc-linux-gnu/libstdc++-v3/libsupc++/.libs -B/root/madsdk/x86_64-pc-linux-gnu/bin/ -B/root/madsdk/x86_64-pc-linux-gnu/lib/ -isystem /root/madsdk/x86_64-pc-linux-gnu/include -isystem /root/madsdk/x86_64-pc-linux-gnu/sys-include -DHAVE_CONFIG_H -I. -I../.././libcc1 -I ../.././libcc1/../include -I ../.././libcc1/../libgcc -I ../host-x86_64-pc-linux-gnu/gcc -I../.././libcc1/../gcc -I ../.././libcc1/../gcc/c -I ../.././libcc1/../gcc/c-family -I ../.././libcc1/../libcpp/include -I/root/madsdk/include -I/root/madsdk/include -I/root/madsdk/include -W -Wall -fvisibility=hidden -g -O2 -D_GNU_SOURCE -MT findcomp.lo -MD -MP -MF .deps/findcomp.Tpo -c ../.././libcc1/findcomp.cc -fPIC -DPIC -o .libs/findcomp.o ../.././libcc1/findcomp.cc:20:20: fatal error: config.h: No such file or directory compilation terminated. make[3]: *** [findcomp.lo] Error 1 make[3]: Leaving directory `/root/madsdk-src/gcc/host-x86_64-pc-linux-gnu/libcc1' make[2]: *** [all] Error 2 make[2]: Leaving directory `/root/madsdk-src/gcc/host-x86_64-pc-linux-gnu/libcc1' make[1]: *** [all-libcc1] Error 2 make[1]: Leaving directory `/root/madsdk-src/gcc' make: *** [all] Error 2 When attempting to build on OS X (10.6), I get the exact same error.