Avoid compilation warnings

* src/w32fns.c (Fx_file_dialog, w32_parse_and_hook_hot_key):
* src/w32term.c (x_draw_glyph_string):
* src/w32fns.c (compute_tip_xy):
* src/w32font.c (w32font_text_extents):
* src/w32menu.c (set_frame_menubar):
* src/search.c (Freplace_match): Avoid compiler warnings in
optimized builds.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/w32menu.c b/src/w32menu.c
index 7dae9de2966..de5c4b46b54 100644
--- a/src/w32menu.c
+++ b/src/w32menu.c
@@ -267,7 +267,7 @@ set_frame_menubar (struct frame *f, bool first_time, bool deep_p)
   HMENU menubar_widget = f->output_data.w32->menubar_widget;
   Lisp_Object items;
   widget_value *wv, *first_wv, *prev_wv = 0;
-  int i, last_i;
+  int i, last_i = 0;
   int *submenu_start, *submenu_end;
   int *submenu_top_level_items, *submenu_n_panes;