fix warnings

skeletons/BIT_STRING_oer.c

@@ -95,7 +95,6 @@ BIT_STRING_encode_oer(asn_TYPE_descriptor_t *td,
     const asn_oer_constraints_t *cts =
         constraints ? constraints : td->oer_constraints;
     ssize_t ct_size = cts ? cts->size : -1;
-    size_t effective_size;
     size_t trailing_zeros = 0;
     int fix_last_byte = 0;
 
@@ -122,7 +121,7 @@ BIT_STRING_encode_oer(asn_TYPE_descriptor_t *td,
         trailing_zeros = ct_bytes - st->size;   /* Allow larger constraint */
     } else {
         uint8_t ub = st->bits_unused & 7;
-        size_t len_len = oer_serialize_length(1 + st->size, cb, app_key);
+        ssize_t len_len = oer_serialize_length(1 + st->size, cb, app_key);
         if(len_len < 0) ASN__ENCODE_FAILED;
         if(cb(&ub, 1, app_key) < 0) {
             ASN__ENCODE_FAILED;

skeletons/constr_CHOICE_oer.c

@@ -134,6 +134,8 @@ CHOICE_decode_oer(asn_codec_ctx_t *opt_codec_ctx, asn_TYPE_descriptor_t *td,
     asn_CHOICE_specifics_t *specs = (asn_CHOICE_specifics_t *)td->specifics;
     asn_TYPE_member_t *elements = td->elements;
 
+    (void)specs;
+
     /*
      * Parts of the structure being constructed.
      */
@@ -319,6 +321,7 @@ CHOICE_encode_oer(asn_TYPE_descriptor_t *td,
     asn_enc_rval_t er;
 
     (void)constraints;
+    (void)specs;
 
     if(!sptr) ASN__ENCODE_FAILED;
 

skeletons/constr_SET_OF_oer.c

@@ -233,7 +233,7 @@ SET_OF_encode_oer(asn_TYPE_descriptor_t *td,
     ssize_t qty_len;
     asn_TYPE_member_t *elm;
     asn_anonymous_set_ *list;
-    size_t n;
+    int n;
 
     (void)constraints;