patch 7.4.1931

Problem:    Using both old and new style file mark lines from viminfo.
Solution:   Skip the old style lines if the viminfo file was written with a
            Vim version that supports the new style.

src/ex_cmds.c

@@ -2310,7 +2310,11 @@ read_viminfo_up_to_marks(
 		break;
 	    case '-':
 	    case '\'':
-		eof = read_viminfo_filemark(virp, forceit);
+		/* When file marks are in bar lines skip the old style lines. */
+		if (virp->vir_version < VIMINFO_VERSION_WITH_MARKS)
+		    eof = read_viminfo_filemark(virp, forceit);
+		else
+		    eof = viminfo_readline(virp);
 		break;
 	    default:
 		if (viminfo_error("E575: ", _("Illegal starting char"),

src/version.c

@@ -753,6 +753,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1931,
 /**/
     1930,
 /**/