When I attempt to compile gcc 4.5.0 on a Sun Ultra 10 under Debian Linux I get the following messages:
In file included from /home/mrichmon/gcc-4.5-20090604/libgcc/../gcc/unwind-dw2-fde-glibc.c:59:0: /home/mrichmon/gcc-4.5-20090604/libgcc/../gcc/unwind-dw2-fde.c: In function GÇÿ__register_frame_tableGÇÖ: /home/mrichmon/gcc-4.5-20090604/libgcc/../gcc/unwind-dw2-fde.c:154:1: internal compiler error: in dwarf2out_begin_epilogue, at dwarf2out.c:2738 -- Summary: ICE in dwarf2out_begin_epilogue, at dwarf2out.c:2738 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: sparc-unknown-linux-gnu GCC host triplet: sparc-unknown-linux-gnu GCC target triplet: sparc-unknown-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40352