wine --devel 1.7.18

Closes #29119.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
Fix duplicate -stdlib flags in cxxld mode

When the cc wrapper is in cxxld mode, -stdlib= is added by both cxxflags
and ldflags, but they are never used separately, so this results in
duplicate flags.
Allow disabling arch flag filtering
llvm: build universal under superenv