diff --git a/t/t4051-diff-function-context.sh b/t/t4051-diff-function-context.sh
index f7126fc245..17616fe582 100755
--- a/t/t4051-diff-function-context.sh
+++ b/t/t4051-diff-function-context.sh
@@ -85,7 +85,7 @@ test_expect_success ' context does not include preceding empty lines' '
 	test "$(first_context_line <changed_hello.diff)" != " "
 '
 
-test_expect_failure ' context does not include trailing empty lines' '
+test_expect_success ' context does not include trailing empty lines' '
 	test "$(last_context_line <changed_hello.diff)" != " "
 '
 
@@ -103,7 +103,7 @@ test_expect_success ' context does not include other functions' '
 	test $(grep -c "^[ +-].*Begin" changed_includes.diff) -le 1
 '
 
-test_expect_failure ' context does not include trailing empty lines' '
+test_expect_success ' context does not include trailing empty lines' '
 	test "$(last_context_line <changed_includes.diff)" != " "
 '
 
diff --git a/xdiff/xemit.c b/xdiff/xemit.c
index 29cec1259c..bfa53d3dcd 100644
--- a/xdiff/xemit.c
+++ b/xdiff/xemit.c
@@ -231,6 +231,8 @@ int xdl_emit_diff(xdfenv_t *xe, xdchange_t *xscr, xdemitcb_t *ecb,
 			long fe1 = get_func_line(xe, xecfg, NULL,
 						 xche->i1 + xche->chg1,
 						 xe->xdf1.nrec);
+			while (fe1 > 0 && is_empty_rec(&xe->xdf1, fe1 - 1))
+				fe1--;
 			if (fe1 < 0)
 				fe1 = xe->xdf1.nrec;
 			if (fe1 > e1) {