Language-specific tree nodes

[Per Bothner]

Peter Gerwinski <peter@gerwinski.de> writes:

> the Pascal language has to different operators for potentiation,
> `pow' and `**'. However, `tree.def' provides only one tree node
> EXPON_EXPR. An additional _EXPR tree node (which would, as
> EXPON_EXPR, never reach the backend) is needed here.

You have not explained why you need two tree node types.
How are they different?  Maybe both can be special cases of EXPON_EXPR.
-- 
	--Per Bothner
per@bothner.com   http://www.bothner.com/~per/