I'm getting the following bootstrap failure on mainline with current CVS:
./xgcc -B./ -B/opt/gcc/4.1-devel/powerpc64-suse-linux-gnu/bin/ -isystem opt/gcc/
4.1-devel/powerpc64-suse-linux-gnu/include -isystem opt/gcc/4.1-devel/powerpc64-
suse-linux-gnu/sys-include -L/abuild/aj/gcc/gcc/../ld -O2 -DIN_GCC -W -Wall
-Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition
-isystem ./include -mno-minimal-toc -fPIC -specs=bispecs -g
-DHAVE_GTHR_DEFAULT -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED -I. -I.
-I/aj-cvs/gcc/gcc -I/aj-cvs/gcc/gcc/. -I/aj-cvs/gcc/gcc/../include
-I/aj-cvs/gcc/gcc/../libcpp/include -fPIC -mstrict-align -DL_floatdidf
-fvisibility=hidden -DHIDE_EXPORTS -c /aj-cvs/gcc/gcc/libgcc2.c -o
libgcc/./_floatdidf.o
/aj-cvs/gcc/gcc/libgcc2.c: In function �__floatdidf�:
/aj-cvs/gcc/gcc/libgcc2.c:1363: internal compiler error: RTL check: expected
code
'reg', have 'mem' in split_10, at config/rs6000/rs6000.md:4425
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
This seems to have been introduced in the last one or two weeks.
--
Summary: Bootstrap failure on Linux/PowerPC64
Product: gcc
Version: 4.1.0
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: bootstrap
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: aj at gcc dot gnu dot org
CC: gcc-bugs at gcc dot gnu dot org
GCC host triplet: powerpc64-linux-gnu
GCC target triplet: powerpc64-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20636