Parker Liu

I had fix the issue #38 , and add one test case for this issue. All tests have been tested and passed.

These patch used to successfully build HaskellSprite framework in XCode 9.1, some unnecessary search path had been removed, add header search path for ghc-8.0.2.

unable to translate macro: undefined identifier `__extension__`

1

### Zig Version 0.11 ### Steps to Reproduce and Observed Behavior 1. Create a new ext-fail directory, and then cd to this directory, run command "zig init-exe". 2. Delete the...