------- Comment #1 from fang at csl dot cornell dot edu 2007-05-11 18:53 ------- On your test case, $ g++-4 -g -c pr31899.cc -o pr31899.o also works for me with 4.2.0 20070430 (prerelease), which was 4.2's RC2.
Configured with: ../gcc-4.2.0-20070430/configure --prefix=/sw --prefix=/sw/lib/gcc4.2 --mandir=/sw/share/man --infodir=/sw/share/info --enable-languages=c,c++,fortran,objc,java --host=powerpc-apple-darwin8 --with-gmp=/sw --with-libiconv-prefix=/sw --with-system-zlib --x-includes=/usr/X11R6/include --x-libraries=/usr/X11R6/lib -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31899
