optimization/5120: tail recursion incorrect using -O2

[mmitchel@gcc.gnu.org]

Synopsis: tail recursion incorrect using -O2

Responsible-Changed-From-To: unassigned->mmitchel
Responsible-Changed-By: mmitchel
Responsible-Changed-When: Thu Apr  4 10:22:04 2002
Responsible-Changed-Why:
    I will work on a fix.

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=5120