http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52488
--- Comment #2 from Ralf Corsepius <ralf_corsepius at rtems dot org> 2012-03-12 06:21:42 UTC --- Created attachment 26876 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26876 *.i of the file triggering the ICE This *.i was created from today's (ca. 2012-03-12 05:00 UTC) gcc from gcc-4_7-branch ../gcc-4.7.0-RC-20120302/configure --prefix=/opt/rtems-4.11 --bindir=/opt/rtems-4.11/bin --exec_prefix=/opt/rtems-4.11 --includedir=/opt/rtems-4.11/include --libdir=/opt/rtems-4.11/lib --libexecdir=/opt/rtems-4.11/libexec --mandir=/opt/rtems-4.11/share/man --infodir=/opt/rtems-4.11/share/info --datadir=/opt/rtems-4.11/share --build=x86_64-unknown-linux-gnu --host=x86_64-unknown-linux-gnu --target=avr-rtems4.11 --disable-libstdcxx-pch --with-gnu-as --with-gnu-ld --verbose --with-newlib --with-system-zlib --disable-nls --without-included-gettext --disable-win32-registry --enable-version-specific-runtime-libs --enable-threads --disable-lto --disable-plugin --enable-newlib-io-c99-formats --enable-newlib-iconv --enable-languages=c ... make ... /builddir/build/BUILD/rtems-4.11-avr-rtems4.11-gcc-4.7.0/build/./gcc/xgcc -B/builddir/build/BUILD/rtems-4.11-avr-rtems4.11-gcc-4.7.0/build/./gcc/ -nostdinc -B/builddir/build/BUILD/rtems-4.11-avr-rtems4.11-gcc-4.7.0/build/avr-rtems4.11/tiny-stack/newlib/ -isystem /builddir/build/BUILD/rtems-4.11-avr-rtems4.11-gcc-4.7.0/build/avr-rtems4.11/tiny-stack/newlib/targ-include -isystem /builddir/build/BUILD/rtems-4.11-avr-rtems4.11-gcc-4.7.0/gcc-4.7.0-RC-20120302/newlib/libc/include -B/opt/rtems-4.11/avr-rtems4.11/bin/ -B/opt/rtems-4.11/avr-rtems4.11/lib/ -isystem /opt/rtems-4.11/avr-rtems4.11/include -isystem /opt/rtems-4.11/avr-rtems4.11/sys-include -mmcu=at90s2313 -DPACKAGE_NAME=\"newlib\" -DPACKAGE_TARNAME=\"newlib\" -DPACKAGE_VERSION=\"1.20.0\" -DPACKAGE_STRING=\"newlib\ 1.20.0\" -DPACKAGE_BUGREPORT=\"\" -DPACKAGE_URL=\"\" -I. -I../../../../../../gcc-4.7.0-RC-20120302/newlib/libc/posix -Os -DPREFER_SIZE_OVER_SPEED -mcall-prologues -D_COMPILING_NEWLIB -DMALLOC_PROVIDED -DEXIT_PROVIDED -DSIGNAL_PROVIDED -DREENTRANT_SYSCALLS_PROVIDED -DHAVE_NANOSLEEP -DHAVE_BLKSIZE -DHAVE_FCNTL -DHAVE_ASSERT_FUNC -D_NO_GETLOGIN -D_NO_GETPWENT -D_NO_GETUT -D_NO_GETPASS -D_NO_SIGSET -D_NO_WORDEXP -D_NO_POPEN -fno-builtin -D_GNU_SOURCE -g -O2 -c -o lib_a-glob.o `test -f 'glob.c' || echo '../../../../../../gcc-4.7.0-RC-20120302/newlib/libc/posix/'`glob.c ../../../../../../gcc-4.7.0-RC-20120302/newlib/libc/posix/glob.c: In function 'glob': ../../../../../../gcc-4.7.0-RC-20120302/newlib/libc/posix/glob.c:206:1: error: unrecognizable insn: (insn/f 305 304 306 2 (set (reg:QI 28 r28) (plus:QI (reg:QI 28 r28) (const_int -2050 [0xfffffffffffff7fe]))) ../../../../../../gcc-4.7.0-RC-20120302/newlib/libc/posix/glob.c:160 -1 (expr_list:REG_CFA_ADJUST_CFA (set (reg/f:HI 28 r28) (plus:HI (reg/f:HI 28 r28) (const_int -2050 [0xfffffffffffff7fe]))) (nil))) ../../../../../../gcc-4.7.0-RC-20120302/newlib/libc/posix/glob.c:206:1: internal compiler error: in extract_insn, at recog.c:2123 One-tree-style bootstrap (comprising newlib), using avr-rtems4.11-binutils-2.22, newlib-1.20 + rtems patches (glob.c is part of newlib) on fedora-16-x86_64.