Fix handling of 1st keystroke on MS-Windows

* src/w32fns.c (globals_of_w32fns): Initialize after_deadkey to -1.
This is needed to correctly handle the session's first keystroke,
if it has any modifiers.  (Bug#19994)

1 files changed, 2 insertions, 0 deletions

diff --git a/src/w32fns.c b/src/w32fns.c
index 1c72974dca8..31d23c4d37d 100644
--- a/src/w32fns.c
+++ b/src/w32fns.c
@@ -9442,6 +9442,8 @@ globals_of_w32fns (void)
   else
     w32_unicode_gui = 0;
 
+  after_deadkey = -1;
+
   /* MessageBox does not work without this when linked to comctl32.dll 6.0.  */
   InitCommonControls ();