Fix typo in BIT-STRING-REF that caused incorrect error message.

diff --git a/v7/src/microcode/bitstr.c b/v7/src/microcode/bitstr.c
index a31954cc5ae8bc082a545cbd6b62a1442d314581..bf853b240c98db30d9bbe5e73f455a04d528e5a3 100644 (file)
--- a/v7/src/microcode/bitstr.c
+++ b/v7/src/microcode/bitstr.c
@@ -1,8 +1,8 @@
 /* -*-C-*-
 
-$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/microcode/bitstr.c,v 9.47 1991/01/31 07:00:00 hal Exp $
+$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/microcode/bitstr.c,v 9.48 1991/08/23 22:10:15 cph Exp $
 
-Copyright (c) 1987, 1988, 1989, 1990 Massachusetts Institute of Technology
+Copyright (c) 1987-91 Massachusetts Institute of Technology
 
 This material was developed by the Scheme project at the Massachusetts
 Institute of Technology, Department of Electrical Engineering and
@@ -150,7 +150,7 @@ DEFINE_PRIMITIVE ("BIT-STRING-LENGTH", Prim_bit_string_length, 1, 1, 0)
   bit_string = (ARG_REF (1));                                          \
   index = (arg_nonnegative_integer (2));                               \
   if (index >= (BIT_STRING_LENGTH (bit_string)))                       \
-    error_bad_range_arg (1);                                           \
+    error_bad_range_arg (2);                                           \
                                                                        \
   ptr =                                                                        \
     (MEMORY_LOC                                                                \