unary-op-class ( info -- newclass )

Vocabulary

compiler.tree.propagation.known-words

Inputs

info	a value-info-state

Outputs

newclass

a class

Word description

Returns the smallest math class large enough to hold values of the value infos class.

See also

binary-op-class

Definition

USING: accessors compiler.tree.propagation.info kernel ;

IN: compiler.tree.propagation.known-words

: unary-op-class ( info -- newclass )
    class>> dup null-class? [ drop null ] [ math-closure ] if ;