[PATCH]: Fix PR target/27863: ICE in check_cfg, at haifa-sched.c:4615

[Steve Ellcey]

> Breaks bootstrap on ia64.
>
> /tmp/cvs/gcc-20060609/Build/./gcc/xgcc -B/tmp/cvs/gcc-20060609/Build/./gcc/ -B/tmp/cvs/gcc-20060609/Build/root/ia64-suse-linux/bin/ -B/tmp/cvs/gcc-20060609/Build/root/ia64-suse-linux/lib/ -isystem /tmp/cvs/gcc-20060609/Build/root/ia64-suse-linux/include -isystem /tmp/cvs/gcc-20060609/Build/root/ia64-suse-linux/sys-include -O2  -O2 -O2 -g  -DIN_GCC    -DUSE_LIBUNWIND_EXCEPTIONS -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition  -isystem ./include  -fPIC -DUSE_GAS_SYMVER -g -DHAVE_GTHR_DEFAULT -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED  -I. -I. -I../../gcc -I../../gcc/. -I../../gcc/../include -I../../gcc/../libcpp/include  -I../../gcc/../libdecnumber -I../libdecnumber  -DL_gcov -c ../../gcc/libgcov.c -o libgcc/./_gcov.o
> ../../gcc/libgcov.c: In function '__gcov_init':
> ../../gcc/libgcov.c:577: internal compiler error: Segmentation fault

Are people still getting this error?  I am, and I haven't been able to
bootstrap in several days now.

Steve Ellcey
sje@cup.hp.com