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* Remove unnecessary lhs rename in `comp-ssa-rename-insn'

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* lisp/emacs-lisp/comp.el (comp-ssa-rename-insn): No point to
	rename lhs as it's being replaced.
This commit is contained in:
Andrea Corallo 2020-12-26 12:23:27 +01:00
parent c5c0c06b1c
commit fcd8c60182
1 changed files with 1 additions and 1 deletions
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lisp/emacs-lisp/comp.el
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@ -2474,7 +2474,7 @@ PRE-LAMBDA and POST-LAMBDA are called in pre or post-order if non-nil."
(pcase insn
(`(,(pred comp-assign-op-p) ,(pred targetp) . ,_)
(let ((mvar (aref frame slot-n)))
(setcdr insn (cl-nsubst-if mvar #'targetp (cdr insn))))
(setf (cddr insn) (cl-nsubst-if mvar #'targetp (cddr insn))))
(new-lvalue))
(`(fetch-handler . ,_)
;; Clobber all no matter what!