# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1549066732 -3600
# Node ID 29b9788086f4233f372b2dc277058b86246cabdb
# Parent  c34258c626307606b8a3a13449120a9182703ce4
Define __ISNULL as a macro.

diff -r c34258c62630 -r 29b9788086f4 templates/ops.c
--- a/templates/ops.c	Fri Feb 01 00:50:48 2019 +0100
+++ b/templates/ops.c	Sat Feb 02 01:18:52 2019 +0100
@@ -401,11 +401,6 @@
     return __test_specific_instance(obj, &__FUNCTION_TYPE);
 }
 
-int __ISNULL(__attr value)
-{
-    return (value.value == 0); /* __NULL.value */
-}
-
 /* Attribute codes and positions for type objects. */
 
 unsigned int __TYPECODE(__ref obj)
diff -r c34258c62630 -r 29b9788086f4 templates/ops.h
--- a/templates/ops.h	Fri Feb 01 00:50:48 2019 +0100
+++ b/templates/ops.h	Sat Feb 02 01:18:52 2019 +0100
@@ -135,7 +135,8 @@
 /* Type testing. */
 
 __ref __ISFUNC(__ref obj);
-int __ISNULL(__attr value);
+
+#define __ISNULL(__ATTR) (!__ATTR.value)
 
 /* Attribute codes and positions for type objects. */