MoarVM/MoarVM — pull request #61 by dagurval (2013-10-25 08:35:27+00:00)
Title: check if cur_frame is NULL

Fixes a crash on non-existing input file.

Before:
> moar invalid.moar
> echo %errorlevel%
-1073741819

After:
>moar invalid.moar
Unhandled exception: While looking for 'invalid.moar': no such file or directory
>echo %errorlevel%
1