The error message is in the subject, I guess. The build command was
/bin/rm -rf *; ../configure --prefix=/export/users/lucier/local/gcc-mainline; make -j 8 bootstrap >& build.log && (make -j 12 -k check RUNTESTFLAGS="--target_board 'unix{-m64,}'">& check.log ; make mail-report-with-warnings.log; ./mail-report-with-warnings.log) -- Summary: Parallel bootstrap failure: No rule to make target `hard-reg-set.h', needed by `build/insn-conditions.o' Product: gcc Version: 4.0.0 Status: UNCONFIRMED Severity: normal Priority: P2 Component: bootstrap AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: lucier at math dot purdue dot edu CC: gcc-bugs at gcc dot gnu dot org GCC build triplet: sparc-sun-solaris2.9 GCC host triplet: sparc-sun-solaris2.9 GCC target triplet: sparc-sun-solaris2.9 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18211