Major regression in 4.1.

[Steve Kargl]

Does this look familiar to anyone?  It certainly was happening
a few days ago.  Shouldn't a bootstrap and regression of all
frontend be required before someone checks in a patch to the
back-end?

Setting LD_LIBRARY_PATH to .:/usr/home/sgk/gcc/obj41/amd64-unknown-freebsd6.0/./libgfortran/.libs:/usr/home/sgk/gcc/obj41/gcc:.:/usr/home/sgk/gcc/obj41/amd64-unknown-freebsd6.0/./libgfortran/.libs:/usr/home/sgk/gcc/obj41/gcc
PASS: gfortran.dg/select_2.f90  -O2  execution test
Executing on host: /usr/home/sgk/gcc/obj41/gcc/testsuite/../gfortran -B/usr/home/sgk/gcc/obj41/gcc/testsuite/../ /usr/home/sgk/gcc/gcc41/gcc/testsuite/gfortran.dg/select_2.f90   -O3 -fomit-frame-pointer   -pedantic-errors  -L/usr/home/sgk/gcc/obj41/amd64-unknown-freebsd6.0/./libgfortran/.libs -L/usr/home/sgk/gcc/obj41/amd64-unknown-freebsd6.0/./libiberty  -lm   -o ./select_2.exe    (timeout = 300)
/usr/home/sgk/gcc/gcc41/gcc/testsuite/gfortran.dg/select_2.f90: In function 'MAIN__':
/usr/home/sgk/gcc/gcc41/gcc/testsuite/gfortran.dg/select_2.f90:7: internal compiler error: in tree_verify_flow_info, at tree-cfg.c:3716
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
compiler exited with status 1
output is:
/usr/home/sgk/gcc/gcc41/gcc/testsuite/gfortran.dg/select_2.f90: In function 'MAIN__':
/usr/home/sgk/gcc/gcc41/gcc/testsuite/gfortran.dg/select_2.f90:7: internal compiler error: in tree_verify_flow_info, at tree-cfg.c:3716
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.