From: Chris Hanson <org/chris-hanson/cph>
Date: Fri, 20 Mar 1987 05:12:44 +0000 (+0000)
Subject: Add `expression-not-object?', which is true of any expression whose
X-Git-Tag: 20090517-FFI~13661
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=bf7077ade21c2e26d8b605084352f6874af42b44;p=mit-scheme.git

Add `expression-not-object?', which is true of any expression whose
result is not a Scheme object.
---

diff --git a/v7/src/compiler/rtlopt/rcseep.scm b/v7/src/compiler/rtlopt/rcseep.scm
index 4642e74b6..e480eb028 100644
--- a/v7/src/compiler/rtlopt/rcseep.scm
+++ b/v7/src/compiler/rtlopt/rcseep.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/compiler/rtlopt/rcseep.scm,v 1.1 1987/03/19 00:49:01 cph Exp $
+$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/compiler/rtlopt/rcseep.scm,v 1.2 1987/03/20 05:12:44 cph Exp $
 
 Copyright (c) 1987 Massachusetts Institute of Technology
 
@@ -101,4 +101,8 @@ MIT in each case. |#
        (interpreter-free-pointer? (rtl:address-register expression))))
 
 (define-integrable (pre/post-increment? expression)
+  (memq (rtl:expression-type expression) '(PRE-INCREMENT POST-INCREMENT)))
+
+(define-integrable (expression-not-object? expression)
+  (memq (rtl:expression-type expression)
   (loop x))
\ No newline at end of file