- for ,node-var = (block-last ,n-block) then (ctran-use ,n-prev)
- while ,node-var ; FIXME: this is non-ANSI
- for ,n-prev = (node-prev ,node-var)
- and ,lvar = (when (valued-node-p ,node-var) (node-lvar ,node-var))
+ for ,node-var = (block-last ,n-block) then
+ ,(if restart-p
+ `(if (eq ,n-block (ctran-block ,n-prev))
+ (ctran-use ,n-prev)
+ (block-last ,n-block))
+ `(ctran-use ,n-prev))
+ for ,n-prev = (when ,node-var (node-prev ,node-var))
+ and ,lvar = (when (and ,node-var (valued-node-p ,node-var))
+ (node-lvar ,node-var))
+ while ,(if restart-p
+ `(and ,node-var (not (block-to-be-deleted-p ,n-block)))
+ node-var)