Bootstrap complete - make "quickstrap" to redo last build,
or "cleanstrap" to redo the bootstrap from scratch.
make[1]: Leaving directory `/var/tmp/portage/gcc-4.1.1-r1/work/build/gcc'
Comparing stage2 and stage3 of the compiler
make[1]: Entering directory `/var/tmp/portage/gcc-4.1.1-r1/work/build/gcc'
rm -f .bad_compare
case "gnucompare-lean" in *compare | *compare-lean ) stage=2 ;; * ) stage=`echo gnucompare-lean | sed -e 's,^[a-z]*compare\([0-9][0-9]*\).*,\1,'` ;; esac; \
        for dir in . cp build libgcc; do \
          if [ "`echo $dir/*.o`" != "$dir/*.o" ] ; then \
            for file in $dir/*.o; do \
              case "gnucompare-lean" in \
                slowcompare* ) \
                  tail -c +16 ./$file > tmp-foo1; \
                  tail -c +16 stage$stage/$file > tmp-foo2; \
                  cmp tmp-foo1 tmp-foo2 > /dev/null 2>&1; \
                  cmpret=$?; \
                  ;; \
                fastcompare* ) \
                  cmp $file stage$stage/$file 16 16 > /dev/null 2>&1; \
                  cmpret=$?; \
                  ;; \
                gnucompare* ) \
                  cmp --ignore-initial=16 $file stage$stage/$file > /dev/null 2>&1; \
                  cmpret=$?; \
                  ;; \
              esac ; \
              if test $cmpret -eq 1; then \
                case $file in \
                  ./cc*-checksum.o | libgcc/* ) \
                    echo warning: $file differs;; \
                  *) \
                    echo $file differs >> .bad_compare;; \
                esac ; \
              fi; \
            done; \
          else true; fi; \
        done
warning: libgcc/_ashldi3_s.o differs
warning: libgcc/_ashrdi3.o differs
warning: libgcc/_clzdi2.o differs
warning: libgcc/_clzdi2_s.o differs
warning: libgcc/_ctzdi2.o differs
warning: libgcc/_ctzdi2_s.o differs
warning: libgcc/_divdi3_s.o differs
warning: libgcc/_divsc3.o differs
warning: libgcc/_divsc3_s.o differs
warning: libgcc/_divtc3.o differs
warning: libgcc/_divtc3_s.o differs
warning: libgcc/_fixunstfdi_s.o differs
warning: libgcc/_floatditf.o differs
warning: libgcc/_floatditf_s.o differs
warning: libgcc/_gcov_execv.o differs
warning: libgcc/_gcov_execvp.o differs
warning: libgcc/_gcov_interval_profiler.o differs
warning: libgcc/_gcov_merge_delta.o differs
warning: libgcc/_gcov_one_value_profiler.o differs
warning: libgcc/_lshrdi3.o differs
warning: libgcc/_lshrdi3_s.o differs
warning: libgcc/_muldi3_s.o differs
warning: libgcc/_multc3_s.o differs
warning: libgcc/_pack_df_s.o differs
warning: libgcc/_popcountdi2.o differs
warning: libgcc/_popcountdi2_s.o differs
warning: libgcc/_powitf2.o differs
warning: libgcc/_powitf2_s.o differs
warning: libgcc/darwin-ldouble.o differs
warning: libgcc/unwind-dw2-fde-glibc.o differs
warning: libgcc/unwind-dw2-fde-glibc_s.o differs
rm -f tmp-foo*
case "gnucompare-lean" in *compare | *compare-lean ) stage=2 ;; * ) stage=`echo gnucompare-lean | sed -e 's,^[a-z]*compare\([0-9][0-9]*\).*,\1,'` ;; esac; \
        if [ -f .bad_compare ]; then \
          echo "Bootstrap comparison failure!"; \
          cat .bad_compare; \
          exit 1; \
        else \
          case "gnucompare-lean" in \
            *-lean ) rm -rf stage$stage ;; \
            *) ;; \
          esac; true; \
        fi  
Bootstrap comparison failure!
./builtins.o differs
./c-cppbuiltin.o differs
./cse.o differs
./except.o differs
./flow.o differs
./function.o differs
./gcc.o differs
./gcov.o differs
./gcse.o differs
./insn-attrtab.o differs
./insn-emit.o differs
./insn-output.o differs
./insn-recog.o differs
./optabs.o differs
./options.o differs
./recog.o differs
./toplev.o differs
./tree-ssa-loop-ivopts.o differs
./varasm.o differs
cp/pt.o differs
build/genautomata.o differs
make[1]: *** [gnucompare-lean] Error 1
make[1]: Leaving directory `/var/tmp/portage/gcc-4.1.1-r1/work/build/gcc'
make: *** [bootstrap-lean] Error 2
 
!!! ERROR: sys-devel/gcc-4.1.1-r1 failed.
Call stack: 
  ebuild.sh, line 1546:   Called dyn_compile
  ebuild.sh, line 937:   Called src_compile
  ebuild.sh, line 1255:   Called toolchain_src_compile
  toolchain.eclass, line 24:   Called gcc_src_compile
  toolchain.eclass, line 1536:   Called gcc_do_make
  toolchain.eclass, line 1410:   Called die
 
!!! emake failed with bootstrap-lean
!!! If you need support, post the topmost build error, and the call stack if relevant.