patch 8.1.0024: % command not testded on #ifdef and comment

Problem:    % command not testded on #ifdef and comment.
Solution:   Add tests. (Dominique Pelle, closes #2956)
diff --git a/src/testdir/test_goto.vim b/src/testdir/test_goto.vim
index ea67fe7..c0235b1 100644
--- a/src/testdir/test_goto.vim
+++ b/src/testdir/test_goto.vim
@@ -309,3 +309,65 @@
   \ ]
   call XTest_goto_decl('1gd', lines, 11, 11)
 endfunc
+
+func Test_motion_if_elif_else_endif()
+  new
+  a
+/* Test pressing % on #if, #else #elsif and #endif,
+ * with nested #if
+ */
+#if FOO
+/* ... */
+#  if BAR
+/* ... */
+#  endif
+#elif BAR
+/* ... */
+#else
+/* ... */
+#endif
+.
+  /#if FOO
+  norm %
+  call assert_equal([9, 1], getpos('.')[1:2])
+  norm %
+  call assert_equal([11, 1], getpos('.')[1:2])
+  norm %
+  call assert_equal([13, 1], getpos('.')[1:2])
+  norm %
+  call assert_equal([4, 1], getpos('.')[1:2])
+  /#  if BAR
+  norm $%
+  call assert_equal([8, 1], getpos('.')[1:2])
+  norm $%
+  call assert_equal([6, 1], getpos('.')[1:2])
+
+  bw!
+endfunc
+
+func Test_motion_c_comment()
+  new
+  a
+/*
+ * Test pressing % on beginning/end
+ * of C comments.
+ */
+/* Another comment */
+.
+  norm gg0%
+  call assert_equal([4, 3], getpos('.')[1:2])
+  norm %
+  call assert_equal([1, 1], getpos('.')[1:2])
+  norm gg0l%
+  call assert_equal([4, 3], getpos('.')[1:2])
+  norm h%
+  call assert_equal([1, 1], getpos('.')[1:2])
+
+  norm G^
+  norm %
+  call assert_equal([5, 21], getpos('.')[1:2])
+  norm %
+  call assert_equal([5, 1], getpos('.')[1:2])
+
+  bw!
+endfunc
diff --git a/src/version.c b/src/version.c
index 69e20cb..8b06ac9 100644
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    24,
+/**/
     23,
 /**/
     22,