https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61757
Bug ID: 61757 Summary: genmodes failure with enable-checking Product: gcc Version: 4.9.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: bootstrap Assignee: unassigned at gcc dot gnu.org Reporter: dcb314 at hotmail dot com I just tried a bootstrap of revision 212385 with extra flag --enable-checking=yes and got echo timestamp > s-genrtl-h build/genmodes -m > tmp-min-modes.c build/genmodes: config/i386/i386-modes.def:25: (TF) field format must not be set build/genmodes: config/i386/i386-modes.def:24: (XF) field format must not be set build/genmodes: machmode.def:203: (DF) field format must not be set build/genmodes: machmode.def:202: (SF) field format must not be set build/genmodes: machmode.def:244: (TD) field format must not be set build/genmodes: machmode.def:243: (DD) field format must not be set build/genmodes: machmode.def:242: (SD) field format must not be set make[3]: *** [s-modes-m] Error 1 Configure line is ../src/trunk/configure --prefix=/home/dcb/gcc/results --enable-checking=yes --enable-languages=c,c++,fortran --disable-werror CC="clang -g -O2 -Wall -fheinous-gnu-extensions" CXX="clang++ -g -O2 -Wall -fheinous-gnu-extensions" Bootstrap line is (date; time make BOOT_CFLAGS='-g -O3' CFLAGS_FOR_TARGET='-g -O3' -j 5 bootstrap; date) > mk.out 2>&1 &