dead-flushable-call? ( #call -- ? )

Vocabulary

compiler.tree.dead-code.simple

Inputs

#call

a #call

Outputs

?

a boolean

Word description

t if the called word is flushable and none of its outputs are used.

Definition

USING: accessors compiler.tree.dead-code.liveness kernel
sequences ;

IN: compiler.tree.dead-code.simple

: dead-flushable-call? ( #call -- ? )
    dup flushable-call?
    [ out-d>> [ live-value? not ] all? ] [ drop f ] if ;