haskell/vector — pull request #22 by archblob (2014-04-30 23:19:54+00:00)
Title: Move CPP pragmas outside {-# RULES #-}, re #21.

```
#if WORD_SIZE_IN_BITS == 32
#endif
```

Were inside ``` {-# RULE #-} ``` and had no effect, this may fix #21. I cannot test this at the moment so this might be bogus, just something github syntax highlighting helped point out.