another gcc 4.2 breakage?

[Kris Kennaway]

Michael Butler wrote:
> Seems that 'valgrind', either port won't build on RELENG_7. Errors like
> these break the build ..
> 
> vg_mylibc.c: In function 'vgPlain_brk':
> vg_mylibc.c:498: error: lvalue required as left operand of assignment
> vg_mylibc.c:812: error: invalid storage class for function
> 'add_to_vg_sprintf_buf'

This and a few hundred others.  Talk to the maintainer and/or develop a 
patch.

Kris