Add missing GC_ATTR_UNUSED annotation to catch_exception_raise (Darwin)

* os_dep.c (catch_exception_raise_state,
catch_exception_raise_state_identity, catch_exception_raise): Tag
unused arguments with GC_ATTR_UNUSED.

diff --git a/os_dep.c b/os_dep.c
index 3850b16d9d4cbae02a1639856b1f0fd8ca8d45be..8bc10991ffe627dfb83273f6698ea2e18809a1da 100644 (file)
--- a/os_dep.c
+++ b/os_dep.c
@@ -3846,23 +3846,24 @@ catch_exception_raise(mach_port_t exception_port, mach_port_t thread,
 
 /* These should never be called, but just in case...  */
 GC_API_OSCALL kern_return_t
-catch_exception_raise_state(mach_port_name_t exception_port, int exception,
-                            exception_data_t code,
-                            mach_msg_type_number_t codeCnt, int flavor,
-                            thread_state_t old_state, int old_stateCnt,
-                            thread_state_t new_state, int new_stateCnt)
+catch_exception_raise_state(mach_port_name_t exception_port GC_ATTR_UNUSED,
+    int exception GC_ATTR_UNUSED, exception_data_t code GC_ATTR_UNUSED,
+    mach_msg_type_number_t codeCnt GC_ATTR_UNUSED, int flavor GC_ATTR_UNUSED,
+    thread_state_t old_state GC_ATTR_UNUSED, int old_stateCnt GC_ATTR_UNUSED,
+    thread_state_t new_state GC_ATTR_UNUSED, int new_stateCnt GC_ATTR_UNUSED)
 {
   ABORT("Unexpected catch_exception_raise_state invocation");
   return(KERN_INVALID_ARGUMENT);
 }
 
 GC_API_OSCALL kern_return_t
-catch_exception_raise_state_identity(mach_port_name_t exception_port,
-                                     mach_port_t thread, mach_port_t task,
-                                     int exception, exception_data_t code,
-                                     mach_msg_type_number_t codeCnt, int flavor,
-                                     thread_state_t old_state, int old_stateCnt,
-                                     thread_state_t new_state, int new_stateCnt)
+catch_exception_raise_state_identity(
+    mach_port_name_t exception_port GC_ATTR_UNUSED,
+    mach_port_t thread GC_ATTR_UNUSED, mach_port_t task GC_ATTR_UNUSED,
+    int exception GC_ATTR_UNUSED, exception_data_t code GC_ATTR_UNUSED,
+    mach_msg_type_number_t codeCnt GC_ATTR_UNUSED, int flavor GC_ATTR_UNUSED,
+    thread_state_t old_state GC_ATTR_UNUSED, int old_stateCnt GC_ATTR_UNUSED,
+    thread_state_t new_state GC_ATTR_UNUSED, int new_stateCnt GC_ATTR_UNUSED)
 {
   ABORT("Unexpected catch_exception_raise_state_identity invocation");
   return(KERN_INVALID_ARGUMENT);
@@ -4275,9 +4276,10 @@ STATIC kern_return_t GC_forward_exception(mach_port_t thread, mach_port_t task,
 /* call this.  catch_exception_raise, catch_exception_raise_state and   */
 /* and catch_exception_raise_state_identity are called from OS.         */
 GC_API_OSCALL kern_return_t
-catch_exception_raise(mach_port_t exception_port, mach_port_t thread,
-                      mach_port_t task, exception_type_t exception,
-                      exception_data_t code, mach_msg_type_number_t code_count)
+catch_exception_raise(mach_port_t exception_port GC_ATTR_UNUSED,
+                      mach_port_t thread, mach_port_t task GC_ATTR_UNUSED,
+                      exception_type_t exception, exception_data_t code,
+                      mach_msg_type_number_t code_count GC_ATTR_UNUSED)
 {
   kern_return_t r;
   char *addr;