From bcb098e8eb18637b6999789585a38ff9168de9d5 Mon Sep 17 00:00:00 2001
From: Rose Hogenson <rhogenson@posteo.net>
Date: Sun, 3 Jul 2022 14:37:10 -0700
Subject: Add a diff library.

I was hesitant to add a diff library, but it was surprisingly easy. A
straightforward application of dynamic programming.
---
 csc/loop.csc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'csc/loop.csc')

diff --git a/csc/loop.csc b/csc/loop.csc
index dbd6200..ffe0f3f 100644
--- a/csc/loop.csc
+++ b/csc/loop.csc
@@ -16,7 +16,9 @@
     (define-syntax return
       (syntax-rules ()
         ((return expr)
-          (raise (make-return-exception (lambda () expr))))))
+          (raise (make-return-exception (lambda () expr))))
+        ((return)
+          (return #f))))
 
 
     (define-record-type <loop-termination>
-- 
cgit v1.3.1