nobu	2015-06-17 16:21:41 +0900 (Wed, 17 Jun 2015)

  New Revision: 50935

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=50935

  Log:
    util.c: fix off-by-one error
    
    * util.c (ruby_scan_digits): fix the return length off-by-one
      error when the length is given and the last char is a digit.

  Modified files:
    trunk/util.c
Index: util.c
===================================================================
--- util.c	(revision 50934)
+++ util.c	(revision 50935)
@@ -94,6 +94,7 @@ ruby_scan_digits(const char *str, ssize_ https://github.com/ruby/ruby/blob/trunk/util.c#L94
     do {
 	int d = ruby_digit36_to_number_table[(unsigned char)*str++];
         if (d == -1 || base <= d) {
+	    --str;
 	    break;
         }
         if (mul_overflow < ret)
@@ -104,7 +105,7 @@ ruby_scan_digits(const char *str, ssize_ https://github.com/ruby/ruby/blob/trunk/util.c#L105
         if (ret < x)
             *overflow = 1;
     } while (len < 0 || --len);
-    *retlen = (str-1) - start;
+    *retlen = str - start;
     return ret;
 }
 

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