Fixed Nx check in R update.

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = yaflpy
-version = 0.30.4
+version = 0.30.5
 platforms = any
 
 description = Yet Another Filtering Library

src/yafl.c

@@ -128,7 +128,7 @@ static inline yaflStatusEn \
     yaflStatusEn status = YAFL_ST_OK;
     yaflInt      nxz = nx + nz;
 
-    YAFL_CHECK(nx > 0     YAFL_ST_INV_ARG_1);
+    YAFL_CHECK(nx > 0,     YAFL_ST_INV_ARG_1);
     YAFL_CHECK(nz > 0,     YAFL_ST_INV_ARG_2);
 
     YAFL_CHECK(rff >  0.0, YAFL_ST_INV_ARG_3);