DRAFT: Reenabled Float value tests in Windows (#15670, #20424)

added tests for +/0 etc, and reenabled FloatFnInverses.

This commit does not fix the issues. That needs to be fixed upstream in mingw-w64. However it does turn (back) on tests that should pass once the upstream fix is integrated.

added 2 commits

• b1444e2b - Reenabled Float value tests in Windows (#15670, #20424)
• ec265eb9 - Bump win32-tarballs version to 0.4

Compare with previous version

mentioned in issue ghc/ghc#20425

closed

closed