sv.h: Make BmUSEFUL the same type on debug/non-debug builds

408dc2ec1c7 made in an IV (signed) on debugging builds but a UV
(unsigned) on regular builds.

diff --git a/sv.h b/sv.h
index dd015d7..a089d7d 100644 (file)
--- a/sv.h
+++ b/sv.h
@@ -1396,7 +1396,7 @@ sv_force_normal does nothing.
            &(((XPVIV*) SvANY(_bmuseful))->xiv_u.xivu_iv);              \
         }))
 #else
-#  define BmUSEFUL(sv)          ((XPVIV*) SvANY(sv))->xiv_u.xivu_uv
+#  define BmUSEFUL(sv)          ((XPVIV*) SvANY(sv))->xiv_u.xivu_iv
 
 #endif