patch 7.4.1933
Problem:    Compiler warning about uninitialzed variable. (Yegappan)
Solution:   Give it a dummy value.
diff --git a/src/ex_getln.c b/src/ex_getln.c
index 2f5793a..fc0d995 100644
--- a/src/ex_getln.c
+++ b/src/ex_getln.c
@@ -6318,6 +6318,8 @@
 		    len = vp[3].bv_len;
 		    p = lalloc(len + 2, TRUE);
 		}
+		else
+		    len = 0; /* for picky compilers */
 		if (p != NULL)
 		{
 		    viminfo_history[type][idx].time_set = vp[1].bv_nr;