My build of 4.5.1 (using Jack Howarth's fink packaging) fails comparison at stage 3.
rm -f stage_current Comparing stages 2 and 3 warning: gcc/cc1-checksum.o differs warning: gcc/cc1obj-checksum.o differs warning: gcc/cc1objplus-checksum.o differs warning: gcc/cc1plus-checksum.o differs Bootstrap comparison failure! gcc/cp/parser.o differs gcc/real.o differs gcc/tree-ssa-live.o differs gcc/tree-vectorizer.o differs make[2]: *** [compare] Error 1 make[1]: *** [stage3-bubble] Error 2 make: *** [all] Error 2 compiler % gcc -v Using built-in specs. Target: powerpc-apple-darwin8 Configured with: /var/tmp/gcc/gcc-5370~2/src/configure --disable-checking -enable-werror --prefix=/usr --mandir=/share/man --enable-languages=c,objc,c++,obj-c++ --program-transform-name=/^[cg][^.-]*$/s/$/-4.0/ --with-gxx-include-dir=/include/c++/4.0.0 --with-slibdir=/usr/lib --build=powerpc-apple-darwin8 --host=powerpc-apple-darwin8 --target=powerpc-apple-darwin8 Thread model: posix gcc version 4.0.1 (Apple Computer, Inc. build 5370) Configured with (%p = /sw): --prefix=%p/lib/gcc4.5 --mandir=%p/share/man --infodir=%p/lib/gcc4.5/info --enable-languages=c,c++,fortran,objc,obj-c++,java \ --with-gmp=%p --with-libiconv-prefix=%p --with-mpc=%p --with-system-zlib \ --x-includes=/usr/X11R6/include --x-libraries=/usr/X11R6/lib --program-suffix=-fsf-4.5 make -j2 (one other fink maintainer reported failure with -j1) I've kept around the failed build dir, let me know what I can provide to help debug this. Attaching packaging files... -- Summary: Stage 3 bootstrap comparison failure (powerpc-darwin8) Product: gcc Version: 4.5.1 Status: UNCONFIRMED Severity: major Priority: P3 Component: bootstrap AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: fang at csl dot cornell dot edu GCC host triplet: powerpc-apple-darwin8 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45248