How can I get the position where error was called?

Question

I am looking for something to replace loch (and its preprocessor) since it doesn\'t compile with ghc 7.

Specifically, if error is called then I would l

Answer 1

It's pretty trivial to get it to build with GHC-7. It's just the Control.Exception change that came with 6.12, the simple fix is to change the Exception type to SomeException in Debug.Trace.Location, line 70 and add an expression type signature in line 144. Restrict the base dependency to >= 4.2 && < 4.6 in the .cabal file (bump the version) and you're good to go.