Fix undefined behavior in conditional macro replacement

See C11 6.10.3 §11 :
If there are sequences of preprocessing tokens within the list of
arguments that would otherwise act as preprocessing directives,
the behavior is undefined.

1 files changed, 7 insertions, 2 deletions

diff --git a/kern/mutex/mutex_adaptive.c b/kern/mutex/mutex_adaptive.c
index bda54532..db92f9d5 100644
--- a/kern/mutex/mutex_adaptive.c
+++ b/kern/mutex/mutex_adaptive.c
@@ -333,9 +333,14 @@ mutex_adaptive_setup(void)
     return 0;
 }
 
-INIT_OP_DEFINE(mutex_adaptive_setup,
-               INIT_OP_DEP(mutex_adaptive_bootstrap, true),
 #ifdef CONFIG_MUTEX_DEBUG
+#define MUTEX_ADAPTIVE_DEBUG_INIT_OP_DEPS       \
                INIT_OP_DEP(syscnt_setup, true),
+#else /* CONFIG_MUTEX_DEBUG */
+#define MUTEX_ADAPTIVE_DEBUG_INIT_OP_DEPS
 #endif /* CONFIG_MUTEX_DEBUG */
+
+INIT_OP_DEFINE(mutex_adaptive_setup,
+               INIT_OP_DEP(mutex_adaptive_bootstrap, true),
+               MUTEX_ADAPTIVE_DEBUG_INIT_OP_DEPS
 );