Fix: headers: make static inline upcasts compatible with C++

[babeltrace.git] / include / babeltrace / graph / component-source-const.h

diff --git a/include/babeltrace/graph/component-source-const.h b/include/babeltrace/graph/component-source-const.h
index f0d9ee51b7cf9620022f8fff3fb0514ca1f0b592..628f22dbf77b98a47d70ca2815e1a31c7ecd6f39 100644 (file)
--- a/include/babeltrace/graph/component-source-const.h
+++ b/include/babeltrace/graph/component-source-const.h
@@ -26,7 +26,10 @@
 
 #include <stdint.h>
 
-/* For bt_component, bt_component_filter, bt_port_output */
+/*
+ * For bt_component, bt_component_filter, bt_port_output,
+ * __BT_UPCAST_CONST
+ */
 #include <babeltrace/types.h>
 
 #ifdef __cplusplus
@@ -37,7 +40,7 @@ static inline
 const bt_component *bt_component_source_as_component_const(
                const bt_component_source *component)
 {
-       return (void *) component;
+       return __BT_UPCAST_CONST(bt_component, component);
 }
 
 extern uint64_t bt_component_source_get_output_port_count(