class EXPR_HOISTED

****	helper class to hoist expressions out of loops

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Flattened version is here

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Public

Readable Attributes

attr expr:$AM_EXPR;

****

attr is_safe:BOOL;

****	true if expr has only safe attr expressions

attr local:AM_LOCAL_EXPR;

****	local used to store the hoisted expression

Writable Attributes

attr expr:$AM_EXPR;

****

attr is_safe:BOOL;

****	true if expr has only safe attr expressions

attr local:AM_LOCAL_EXPR;

****	local used to store the hoisted expression

Features

create(e:$AM_EXPR,s:BOOL,l:AM_LOCAL_EXPR):SAME

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