Fix missing macro

include/secp256k1_recovery.h

@@ -40,6 +40,15 @@ SECP256K1_API int secp256k1_ecdsa_recoverable_signature_parse_compact(
     int recid
 ) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3);
 
+
+/** Parse a compact ECDSA signature (64 bytes + recovery id), allowing overflow.
+ *
+ *  Returns: 1 when the signature could be parsed, 0 otherwise
+ *  Args: ctx:     a secp256k1 context object
+ *  Out:  sig:     a pointer to a signature object
+ *  In:   input64: a pointer to a 64-byte compact signature
+ *        recid:   the recovery id (0, 1, 2 or 3)
+ */
 SECP256K1_API void secp256k1_ecdsa_recoverable_signature_parse_compact_overflow(
     const secp256k1_context* ctx,
     secp256k1_ecdsa_recoverable_signature* sig,

src/secp256k1.c

@@ -55,6 +55,12 @@
     } \
 } while(0)
 
+#define ARG_CHECK_NO_RETURN(cond) do { \
+    if (EXPECT(!(cond), 0)) { \
+        secp256k1_callback_call(&ctx->illegal_callback, #cond); \
+    } \
+} while(0)
+
 /* Note that whenever you change the context struct, you must also change the
  * context_eq function. */
 struct secp256k1_context_struct {