When I attempt to build the 09/03/09 snapshot of gcc on a DEC Alpha processor running Debian Linux 5.0 I get the following message:
/home/mrichmon/gcc-4.5-20090903/g95/./gcc/xgcc -B/home/mrichmon/gcc-4.5-20090903/g95/./gcc/ -B/home/mrichmon/irun/alpha-unknown-linux-gnu/bin/ -B/home/mrichmon/irun/alpha-unknown-linux-gnu/lib/ -isystem /home/mrichmon/irun/alpha-unknown-linux-gnu/include -isystem /home/mrichmon/irun/alpha-unknown-linux-gnu/sys-include -g -O2 -mieee -O2 -g -O2 -mieee -DIN_GCC -W -Wall -Wwrite-strings -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition -isystem ./include -fPIC -mieee -g -DHAVE_GTHR_DEFAULT -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED -I. -I. -I../.././gcc -I/home/mrichmon/gcc-4.5-20090903/libgcc -I/home/mrichmon/gcc-4.5-20090903/libgcc/. -I/home/mrichmon/gcc-4.5-20090903/libgcc/../gcc -I/home/mrichmon/gcc-4.5-20090903/libgcc/../include -DHAVE_CC_TLS -o _muldi3.o -MT _muldi3.o -MD -MP -MF _muldi3.dep -DL_muldi3 -c /home/mrichmon/gcc-4.5-20090903/libgcc/../gcc/libgcc2.c \ -fvisibility=hidden -DHIDE_EXPORTS /home/mrichmon/gcc-4.5-20090903/libgcc/../gcc/libgcc2.c: In function â__multi3â: /home/mrichmon/gcc-4.5-20090903/libgcc/../gcc/libgcc2.c:562:1: error: unrecognizable insn: (debug_insn 15 5 17 2 /home/mrichmon/gcc-4.5-20090903/libgcc/../gcc/libgcc2.c:556 (var_location:DI __m0 (reg:DI 17 $17 [orig:108 u ] [108])) -1 (nil)) /home/mrichmon/gcc-4.5-20090903/libgcc/../gcc/libgcc2.c:562:1: internal compiler error: in get_attr_usegp, at config/alpha/alpha.md:182 Please submit a full bug report, with preprocessed source if appropriate. -- Summary: ICE compiling 09/03/09 snapshot of gcc on DEC Alpha Product: gcc Version: 4.5.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: michael dot a dot richmond at nasa dot gov GCC build triplet: alpha-unknown-linux-gnu GCC host triplet: alpha-unknown-linux-gnu GCC target triplet: alpha-unknown-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41262