[perl #130657] [LTA] Error when forgetting a colon on a colonpair in extended routine names

[Brian S. Julin via RT]

On Fri, 27 Jan 2017 16:11:28 -0800, c...@zoffix.com wrote:
> Another related one (the first colonpair has empty key):
> 
> <Zoffix> m: sub infix:<foo>bar<bar> {}
> <camelia> rakudo-moar cfae23: OUTPUT«===SORRY!===␤Cannot find method
> 'has_compile_time_value' on object of type NQPMu␤»


Current behavior:

$ perl6 -e 'sub infix:foo<foo>bar<bar> {}'
===SORRY!===
Cannot call method '!cursor_init' on a null object
$ perl6 -e 'sub infix:<foo>bar<bar> {}'
===SORRY!===
Cannot call method '!cursor_init' on a null object