Squashed 'ffi-mini/' changes from a1dd29c..cd64549

cd64549 libffi v3.0.14-rc0: atgreen/libffi@634a475

git-subtree-dir: ffi-mini
git-subtree-split: cd6454987cb32a387ba557dfbb3bfad5962026a3
Merge commit 'f3d658d911ab59753108cb01f92e685eaa6a2033' into next
Squashed 'ffi-mini/' changes from cd64549..15935fe

15935fe Fix Xcode analyzer thing

git-subtree-dir: ffi-mini
git-subtree-split: 15935fea9bf77d6bd5d888b880d3f29d329918e4
Merge commit 'd8c11778b5769215f414c3ac61abfbd5765143bf' into next
Fix building Mac framework