fix SDL_SendEditingText when long composition text is enabled and strlen(text) == SDL_TEXTEDITINGEVENT_TEXT_SIZE
diff --git a/src/events/SDL_keyboard.c b/src/events/SDL_keyboard.c
index b1e27e1..99db756 100644
--- a/src/events/SDL_keyboard.c
+++ b/src/events/SDL_keyboard.c
@@ -1058,7 +1058,7 @@ SDL_SendEditingText(const char *text, int start, int length)
SDL_utf8strlcpy(event.edit.text, text, SDL_arraysize(event.edit.text));
if (SDL_GetHintBoolean(SDL_HINT_IME_SUPPORT_EXTENDED_TEXT, SDL_FALSE) &&
- SDL_strlen(text) > SDL_arraysize(event.text.text)) {
+ SDL_strlen(text) >= SDL_arraysize(event.text.text)) {
event.editExt.type = SDL_TEXTEDITING_EXT;
event.editExt.windowID = keyboard->focus ? keyboard->focus->id : 0;
event.editExt.text = text ? SDL_strdup(text) : NULL;