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/search.c b/src/search.c
index f5f9e46d5a3..1223cbf07cc 100644
--- a/src/search.c
+++ b/src/search.c
@@ -2630,7 +2630,7 @@ since only regular expressions have distinguished subexpressions.  */)
           const unsigned char *add_stuff = NULL;
           ptrdiff_t add_len = 0;
           ptrdiff_t idx = -1;
-          ptrdiff_t begbyte;
+          ptrdiff_t begbyte UNINIT;
 
           if (str_multibyte)
             {