alias after line break gives error

[steenpass]

> proc p1(def a1, alias def a2) {}
> proc p2(def a1,
.     alias def a2) {}
> int n1 = 1;
> int n2 = 2;
> p1(n1, n2);   // this works
> p2(n1, n2);
   ? error occurred in or before ::p2 line 1: `    alias def a2; `
   ? last reserved name was `alias`
   ? leaving ::p2
   skipping text from ` `   ? leaving ::p2
 error at token `)`
> 

From the manual (​http://www.singular.uni-kl.de/Manual/4-0-2/sing_44.htm):

The parameter_list may stretch across multiple lines.

[hannes]

fixed with 66417b99c7f1ddf1f8ae211e8f3c60c293c730dc