I got ICE when building m68k-elf on OSX10.6.2. Sources are got via official git repository. I'll attach the preprocessed sources soon.
- - - - /Users/monaka/git/sourceforge.jp/pf3gnuchains4x/mpkg-darwin/m68k-elf/build/i386/./gcc/xgcc -B/Users/monaka/git/sourceforge.jp/pf3gnuchains4x/mpkg-darwin/m68k-elf/build/i386/./gcc/ -nostdinc -B/Users/monaka/git/sourceforge.jp/pf3gnuchains4x/mpkg-darwin/m68k-elf/build/i386/m68k-elf/newlib/ -isystem /Users/monaka/git/sourceforge.jp/pf3gnuchains4x/mpkg-darwin/m68k-elf/build/i386/m68k-elf/newlib/targ-include -isystem /Users/monaka/git/sourceforge.jp/pf3gnuchains4x/newlib/libc/include -B/Users/monaka/git/sourceforge.jp/pf3gnuchains4x/mpkg-darwin/m68k-elf/build/i386/m68k-elf/libgloss/m68k -L/Users/monaka/git/sourceforge.jp/pf3gnuchains4x/mpkg-darwin/m68k-elf/build/i386/m68k-elf/libgloss/libnosys -L/Users/monaka/git/sourceforge.jp/pf3gnuchains4x/libgloss/m68k -B/pizza/m68k-elf/bin/ -B/pizza/m68k-elf/lib/ -isystem /pizza/m68k-elf/include -isystem /pizza/m68k-elf/sys-include -L/Users/monaka/git/sourceforge.jp/pf3gnuchains4x/mpkg-darwin/m68k-elf/build/i386/./ld -g -O2 -mcpu=51qe -O2 -g -O2 -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE -W -Wall -Wwrite-strings -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition -isystem ./include -g -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED -Dinhibit_libc -I. -I. -I../../.././gcc -I../../../../../../../libgcc -I../../../../../../../libgcc/. -I../../../../../../../libgcc/../gcc -I../../../../../../../libgcc/../include -DHAVE_CC_TLS -o _mulvdi3.o -MT _mulvdi3.o -MD -MP -MF _mulvdi3.dep -DL_mulvdi3 -c ../../../../../../../libgcc/../gcc/libgcc2.c \ ../../../../../../../libgcc/../gcc/libgcc2.c: In function e__mulvdi3f: ../../../../../../../libgcc/../gcc/libgcc2.c:400:1: internal compiler error: Segmentation fault Please submit a full bug report, with preprocessed source if appropriate. -- Summary: ICE on building libgcc.c __mulvdi3. Product: gcc Version: 4.5.0 Status: UNCONFIRMED Severity: blocker Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: monaka at monami-software dot com GCC host triplet: i386-apple-darwin10.2.0 GCC target triplet: m68k-elf http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42754