http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46333
--- Comment #11 from Jay <jay.krell at cornell dot edu> 2010-11-07 01:19:03 UTC --- fyi, even with modern g++ 4.0, there are many warnings, e.g.: ./../gcc-4.5/gcc/postreload.c: In function ‘void reload_cse_regs_1(rtx_def*)’: ../../gcc-4.5/gcc/postreload.c:199: warning: passing negative value ‘-0x00000000