optimization/3078: First time through loop produces different result

[rth@gcc.gnu.org]

Synopsis: First time through loop produces different result

State-Changed-From-To: open->closed
State-Changed-By: rth
State-Changed-When: Tue Apr  2 01:28:23 2002
State-Changed-Why:
    This code violates ISO C aliasing rules (paragraph 6.5/7).
    Use a union instead.

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=3078