Help with a DMD patch

[Vladimir Panteleev]

On Saturday, 16 March 2013 at 21:15:32 UTC, Igor Stepanov wrote:
> What do the lines el_combine? I do not see them in the code 
> structure comparison.

Greetings Igor,

The el_combine calls are supposed to ensure correct order of 
evaluation.

I based that code from this fragment:

https://github.com/D-Programming-Language/dmd/blob/635c6b07/src/e2ir.c#L2702