feature/native-comp fcd8c60 2/5: * Remove unnecessary lhs rename in `comp-ssa-rename-insn'

[Andrea Corallo]

branch: feature/native-comp
commit fcd8c60182efc8bfe7bad11fb74489fe5df28d6b
Author: Andrea Corallo <akrl@sdf.org>
Commit: Andrea Corallo <akrl@sdf.org>

    * Remove unnecessary lhs rename in `comp-ssa-rename-insn'
    
        * lisp/emacs-lisp/comp.el (comp-ssa-rename-insn): No point to
        rename lhs as it's being replaced.
---
 lisp/emacs-lisp/comp.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisp/emacs-lisp/comp.el b/lisp/emacs-lisp/comp.el
index caea81f..936e47f 100644
--- a/lisp/emacs-lisp/comp.el
+++ b/lisp/emacs-lisp/comp.el
@@ -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!