optimization/9739: With -Os while and for loops can be arranged with one test instead of two

[bangerth@dealii.org]

Synopsis: With -Os while and for loops can be arranged with one test instead of two

State-Changed-From-To: open->closed
State-Changed-By: bangerth
State-Changed-When: Tue Mar  4 15:53:35 2003
State-Changed-Why:
    By request of submitter

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=9739