updated for version 7.4.388
Problem:    With 'linebreak' set and 'list' unset a Tab is not counted
            properly. (Kent Sibilev)
Solution:   Check the 'list' option. (Christian Brabandt)
diff --git a/src/screen.c b/src/screen.c
index abbd911..188b36f 100644
--- a/src/screen.c
+++ b/src/screen.c
@@ -4494,7 +4494,7 @@
 		    tab_len = (int)wp->w_buffer->b_p_ts
 					- vcol % (int)wp->w_buffer->b_p_ts - 1;
 #ifdef FEAT_LINEBREAK
-		    if (!wp->w_p_lbr)
+		    if (!wp->w_p_lbr || !wp->w_p_list)
 #endif
 		    /* tab amount depends on current column */
 			n_extra = tab_len;
diff --git a/src/testdir/test_listlbr_utf8.in b/src/testdir/test_listlbr_utf8.in
index f8888d5..ba12ada 100644
--- a/src/testdir/test_listlbr_utf8.in
+++ b/src/testdir/test_listlbr_utf8.in
@@ -30,11 +30,22 @@
 :redraw!
 :let line=ScreenChar(winwidth(0))
 :call DoRecordScreen()
+:"
 :let g:test ="Test 2: set nolinebreak list"
 :set list nolinebreak
 :redraw!
 :let line=ScreenChar(winwidth(0))
 :call DoRecordScreen()
+:"
+:let g:test ="Test 3: set linebreak nolist"
+:$put =\"\t*mask = nil;\"
+:$
+:norm! zt
+:set nolist linebreak
+:redraw!
+:let line=ScreenChar(winwidth(0))
+:call DoRecordScreen()
+:"
 :%w! test.out
 :qa!
 ENDTEST
diff --git a/src/testdir/test_listlbr_utf8.ok b/src/testdir/test_listlbr_utf8.ok
index 576ccfb..634cf39 100644
--- a/src/testdir/test_listlbr_utf8.ok
+++ b/src/testdir/test_listlbr_utf8.ok
@@ -12,3 +12,10 @@
 +pqrstuvwxyz␣1060ABC
 +DEFGHIJKLMNOPˑ¶    

+	*mask = nil;
+
+Test 3: set linebreak nolist
+    *mask = nil;    
+~                   
+~                   
+~                   
diff --git a/src/version.c b/src/version.c
index 33bcfba..d80a08a 100644
--- a/src/version.c
+++ b/src/version.c
@@ -735,6 +735,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    388,
+/**/
     387,
 /**/
     386,