From be9463fa4770b2fd08405b238a533e1a1e436af9 Mon Sep 17 00:00:00 2001 From: Chris Hanson Date: Sun, 11 Dec 1988 11:24:36 +0000 Subject: [PATCH] Change modifiers to return `unassigned'. This will result in superior compiled code as the compiler will not attempt to produce the original value of the location being modified. --- v7/src/runtime/defstr.scm | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/v7/src/runtime/defstr.scm b/v7/src/runtime/defstr.scm index 7b14f3823..2d975b4c6 100644 --- a/v7/src/runtime/defstr.scm +++ b/v7/src/runtime/defstr.scm @@ -1,6 +1,6 @@ #| -*-Scheme-*- -$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/runtime/defstr.scm,v 14.3 1988/10/29 00:12:22 cph Exp $ +$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/runtime/defstr.scm,v 14.4 1988/12/11 11:24:36 cph Exp $ Copyright (c) 1988 Massachusetts Institute of Technology @@ -314,7 +314,8 @@ must be defined when the defstruct is evaluated. (VECTOR-REF ,name ,n)) (DEFINE (,set-name ,name ,(car slots)) (DECLARE (INTEGRATE ,name ,(car slots))) - (VECTOR-SET! ,name ,n ,(car slots))))) + (VECTOR-SET! ,name ,n ,(car slots)) + ',unspecific))) (loop (cdr slots) (1+ n))))) `(BEGIN ,@(loop slots reserved))))) @@ -441,7 +442,8 @@ must be defined when the defstruct is evaluated. ,(slot/index slot)) VALUE)) (else - (error "Unknown scheme type" structure)))))))) + (error "Unknown scheme type" structure))) + ',unspecific))))) (structure/slots structure))) (define (constructor-definitions structure) -- 2.25.1