I've had no success lately getting GCC to bootstrap successfully. My last successful bootstrap was on September 6; my builds on September 7 through today all end with a comparison failure. Here's the end of my build log:
gmake[2]: Entering directory `/export/home/arth/src/gcc-0929' gmake[3]: Entering directory `/export/home/arth/src/gcc-0929' rm -f stage_current gmake[3]: Leaving directory `/export/home/arth/src/gcc-0929' Comparing stages 2 and 3 warning: gcc/cc1-checksum.o differs warning: gcc/cc1plus-checksum.o differs warning: gcc/cc1obj-checksum.o differs Bootstrap comparison failure! libdecnumber/decNumber.o differs gmake[2]: *** [compare] Error 1 gmake[2]: Leaving directory `/export/home/arth/src/gcc-0929' gmake[1]: *** [stage3-bubble] Error 2 gmake[1]: Leaving directory `/export/home/arth/src/gcc-0929' gmake: *** [bootstrap-lean] Error 2 My last successful build was configured like so: $ gcc -v Using built-in specs. COLLECT_GCC=gcc COLLECT_LTO_WRAPPER=/export/home/arth/local/libexec/gcc/sparc-sun-solaris2.10/4.7.0/lto-wrapper Target: sparc-sun-solaris2.10 Configured with: /export/home/arth/src/gcc.git/configure --prefix=/export/home/arth/local --enable-languages=c,c++,objc --disable-nls --with-gmp=/export/home/arth/local --with-mpfr=/export/home/arth/local --with-mpc=/export/home/arth/local --enable-checking=release --enable-threads --with-gnu-as --with-as=/export/home/arth/local/bin/as --with-gnu-ld --with-ld=/export/home/arth/local/bin/ld --enable-libstdcxx-pch=no --with-cpu=ultrasparc3 --with-tune=ultrasparc3 Thread model: posix gcc version 4.7.0 20110906 (experimental) [master revision bdc818b:c562c54:dfb98d7502700782f4a1a4e04357e46fd90784fe] (GCC) $ I've seen numerous Sparc related patch land after my last successful build, so I'm guessing the issue is Solaris specific. Anyone else who builds on this platform seeing similar problems? Art Haas