Remove warning in local-alloc.c and profile.c

[law@redhat.com]

  In message < hod769jvl5.fsf@gee.suse.de >you write:
  > 
  > The appended patch fixes these warnings:
  > 
  > /cvs/gcc/gcc/local-alloc.c:1108: warning: implicit declaration of function 
  > `can_throw_internal'
  > /cvs/gcc/gcc/profile.c:544: warning: unused variable `insn'
  > 
  > Regtested/bootstrapped on i686-linux,
  > 
  > Ok to commit?
  > Andreas
  > 
  > 2001-08-06  Andreas Jaeger  <aj@suse.de>
  > 
  > 	* profile.c (branch_prob): Remove unused variable insn.
  > 
  > 	* Makefile.in (local-alloc.o): Add dependency on except.h.
  > 
  > 	* local-alloc.c: Include except.h for can_throw_internal prototype.
Approved.  Please install.

Thanks,
jeff