As of 20090903 (rev. 151371), mainline fails to bootstrap while building the N64 stage1 libgcc on IRIX 6.5:
vol/gcc/src/gcc-dist/libgcc/../gcc/libgcc2.c: In function '__lshrti3': /vol/gcc/src/gcc-dist/libgcc/../gcc/libgcc2.c:431:1: error: unrecognizable insn: (debug_insn 14 13 15 3 /vol/gcc/src/gcc-dist/libgcc/../gcc/libgcc2.c:414 (var_location:DI bm (reg/v:DI 3 $3 [orig:193 bm ] [193])) -1 (nil)) /vol/gcc/src/gcc-dist/libgcc/../gcc/libgcc2.c:431:1: internal compiler error: in get_attr_got, at config/mips/mips.md:455 This worked fine yesterday (20090902, rev. 151332). -- Summary: [4.5 regression] ICE: in get_attr_got, at config/mips/mips.md:455 building stage1 N64 libgcc Product: gcc Version: 4.5.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: ro at gcc dot gnu dot org GCC build triplet: mips-sgi-irix6.5 GCC host triplet: mips-sgi-irix6.5 GCC target triplet: mips-sgi-irix6.5 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41240