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allow ranges to be disabled
* ov.cc, ov.h: Allow creation of range object to be disabled.
Also allow range objects to be forced, even when generally disabled.
* pt-exp.h (tree_expression::for_cmd_expr): New member variable.
(tree_expression::mark_as_for_cmd_expr,
tree_expression::is_for_cmd_expr): New functions.
* oct-parse.in.yy: Mark for command expressions.
* pt-colon.cc (tree_colon_expression::make_range): Force creation of
range if expression is a for command expression.
* basics.txi, numbers.txi: Document changes.
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Mon, 08 Dec 2014 12:59:47 -0500 |
| parents | 203431f40cb2 |
| children | 85d9cb769e8b |