c/4925: __builtin_memcpy overcopies on ix86 in gcc 3.0.2

[rodrigc@gcc.gnu.org]

Synopsis: __builtin_memcpy overcopies on ix86 in gcc 3.0.2

State-Changed-From-To: open->closed
State-Changed-By: rodrigc
State-Changed-When: Wed Nov 21 19:08:13 2001
State-Changed-Why:
    I tested with gcc version 3.0.3 20011118 (prerelease),
    and it seems to be fixed with the patch
    to i386.md.
    
    See http://gcc.gnu.org/ml/gcc/2001-11/msg00761.html
    for tentative gcc 3.0.3 schedule.

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