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From: "Andrey A. Chernov" <ache@FreeBSD.org>
Date: Wed, 17 Aug 2016 09:12:02 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r304278 - stable/11/usr.bin/tr
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Author: ache
Date: Wed Aug 17 09:12:02 2016
New Revision: 304278
URL: https://svnweb.freebsd.org/changeset/base/304278

Log:
  MFC r302827
  
  Optimize [Cc]flag case: don't repeatedly add the last character of
  string2 to squeeze cset when string2 reach its EOS state.

Modified:
  stable/11/usr.bin/tr/tr.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/usr.bin/tr/tr.c
==============================================================================
--- stable/11/usr.bin/tr/tr.c	Wed Aug 17 09:10:22 2016	(r304277)
+++ stable/11/usr.bin/tr/tr.c	Wed Aug 17 09:12:02 2016	(r304278)
@@ -272,10 +272,11 @@ endloop:
 			if (Cflag && !iswrune(cnt))
 				continue;
 			if (cmap_lookup(map, cnt) == OOBCH) {
-				if (next(&s2))
+				if (next(&s2)) {
 					cmap_add(map, cnt, s2.lastch);
-				if (sflag)
-					cset_add(squeeze, s2.lastch);
+					if (sflag)
+						cset_add(squeeze, s2.lastch);
+				}
 			} else
 				cmap_add(map, cnt, cnt);
 			if ((s2.state == EOS || s2.state == INFINITE) &&