Index: head/devel/ddd/files/patch-ddd_exit.C
===================================================================
--- head/devel/ddd/files/patch-ddd_exit.C	(nonexistent)
+++ head/devel/ddd/files/patch-ddd_exit.C	(revision 505788)
@@ -0,0 +1,15 @@
+It's not really NORETURN, since it jumps around (via longjmp())
+back to the main loop, but at that point we've pretty much reached
+UB anyway.
+
+--- ddd/exit.C.orig	2019-07-03 20:06:15 UTC
++++ ddd/exit.C
+@@ -769,7 +769,7 @@ static void PostXtErrorCB(XtPointer client_data, XtInt
+ 
+ static XtAppContext xt_error_app_context = 0;
+ 
+-static void ddd_xt_error(String message = 0)
++static _X_NORETURN void ddd_xt_error(String message = 0)
+ {
+     ddd_has_crashed = true;
+ 

Property changes on: head/devel/ddd/files/patch-ddd_exit.C
___________________________________________________________________
Added: fbsd:nokeywords
## -0,0 +1 ##
+yes
\ No newline at end of property
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Index: head/devel/ddd/files/patch-ddd_mainloop.C
===================================================================
--- head/devel/ddd/files/patch-ddd_mainloop.C	(nonexistent)
+++ head/devel/ddd/files/patch-ddd_mainloop.C	(revision 505788)
@@ -0,0 +1,11 @@
+--- ddd/mainloop.C.orig	2019-07-03 20:06:57 UTC
++++ ddd/mainloop.C
+@@ -121,7 +121,7 @@ void ddd_main_loop()
+ }
+ 
+ // Return to DDD main loop, using longjmp()
+-void goto_main_loop(int sig)
++_X_NORETURN void goto_main_loop(int sig)
+ {
+     longjmp(main_loop_env, sig);
+ }

Property changes on: head/devel/ddd/files/patch-ddd_mainloop.C
___________________________________________________________________
Added: fbsd:nokeywords
## -0,0 +1 ##
+yes
\ No newline at end of property
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property