[ruby-cvs:73213] duerst:r66113 (trunk): eliminate a list with only one element

[duerst at ruby-lang.org]

duerst	2018-12-01 15:07:53 +0900 (Sat, 01 Dec 2018)

  New Revision: 66113

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=66113

  Log:
    eliminate a list with only one element

  Modified files:
    trunk/regparse.c