fixed compiler warnings with GCC 11

diff --git a/src/game_bd/bd_cave.h b/src/game_bd/bd_cave.h
index 3034f5246e0a4ea8341b0cd3b51882a254025fd3..c3b38d0de5829cf4aff65172d357b6e00fec7696 100644 (file)
--- a/src/game_bd/bd_cave.h
+++ b/src/game_bd/bd_cave.h
@@ -739,7 +739,7 @@ void gd_drawcave_game(const GdCave *cave,
                      boolean bonus_life_flash, int animcycle, boolean hate_invisible_outbox);
 
 // function to copy a GdString
-static inline char *gd_strcpy(GdString dest, const GdString src)
+static inline char *gd_strcpy(GdString dest, const char *src)
 {
     return strncpy(dest, src, sizeof(GdString));
 }