purge_addressof bootstrap failure (was fix opt/8634)

[Andreas Tobler]

Geoff Keating wrote:

> 
> Yes, those two.

Hm, fixed on darwin, with the patch from Zdenek.

Andreas

Running 
/Volumes/xufs/gcc-cvs/gcc/gcc/testsuite/gcc.c-torture/compile/compile.exp 
...

                 === gcc Summary ===

# of expected passes            3170
# of expected failures          6
# of unsupported tests          1