http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52896
Bug #: 52896 Summary: internal compiler error: in do_SUBST, at combine.c:447 Classification: Unclassified Product: gcc Version: 4.7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassig...@gcc.gnu.org ReportedBy: fdarkan...@gmail.com I got this when cross-compiling gcc-3.4.6 for m68k-elf on x86_64 host (gcc-4.7.0). Here's the relevant part of the compilation: /home/guest/buildscripts/m68k-elf/gcc/gcc/xgcc -B/home/guest/buildscripts/m68k-elf/gcc/gcc/ -B/opt/toolchains/m68k-elf-old/m68k-elf/bin/ -B/opt/toolchains/m68k-elf-old/m68k-elf/lib/ -isystem /opt/toolchains/m68k-elf-old/m68k-elf/include -isystem /opt/toolchains/m68k-elf-old/m68k-elf/sys-include -O2 -DIN_GCC -DCROSS_COMPILE -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition -isystem ./include -g -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED -Dinhibit_libc -I. -I. -I/home/guest/buildscripts/gcc-3.4.6/gcc -I/home/guest/buildscripts/gcc-3.4.6/gcc/. -I/home/guest/buildscripts/gcc-3.4.6/gcc/../include -m68000 -DL_fixdfdi -c /home/guest/buildscripts/gcc-3.4.6/gcc/libgcc2.c -o libgcc/m68000/_fixdfdi.o /home/guest/buildscripts/gcc-3.4.6/gcc/libgcc2.c: In function `__fixdfdi': /home/guest/buildscripts/gcc-3.4.6/gcc/libgcc2.c:1277: internal compiler error: in do_SUBST, at combine.c:447 Please submit a full bug report, with preprocessed source if appropriate. See <URL:http://gcc.gnu.org/bugs.html> for instructions. Ssidenote: I first cross-compiled & installed binutils-2.22.