Add intrinsics.constant_(floor|truncate|ceil|round)

src/types.cpp

@@ -1296,6 +1296,15 @@ gb_internal bool is_type_rune(Type *t) {
 	}
 	return false;
 }
+gb_internal bool is_type_integer_or_float(Type *t) {
+	t = base_type(t);
+	if (t == nullptr) { return false; }
+	if (t->kind == Type_Basic) {
+		return (t->Basic.flags & (BasicFlag_Integer|BasicFlag_Float)) != 0;
+	}
+	return false;
+}
+
 gb_internal bool is_type_numeric(Type *t) {
 	t = base_type(t);
 	if (t == nullptr) { return false; }