svn	2017-10-22 08:49:36 +0900 (Sun, 22 Oct 2017)

  New Revision: 60329

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=60329

  Log:
    * remove trailing spaces.

  Modified files:
    trunk/string.c
Index: string.c
===================================================================
--- string.c	(revision 60328)
+++ string.c	(revision 60329)
@@ -2949,7 +2949,7 @@ rb_str_concat_literals(size_t num, const https://github.com/ruby/ruby/blob/trunk/string.c#L2949
  *  Concatenates the given object(s) to <i>str</i>. If an object is an
  *  <code>Integer</code>, it is considered a codepoint and converted
  *  to a character before concatenation.
- 
+
  *  +concat+ can take multiple arguments, and all the arguments are concatenated
  *  in order.  See String#<<, which takes a single argument.
  *

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