Index: src/tests/Makefile.am
===================================================================
--- src/tests/Makefile.am	(revision 47f942244188da911b9356d8220e028c99613c0c)
+++ src/tests/Makefile.am	(revision 278516c003f60bd7eb9c17cb9ddfea1bd7cd6780)
@@ -22,6 +22,8 @@
 concurrent=yes
 quick_test+= coroutine thread monitor
+concurrent_test=coroutine thread monitor multi-monitor sched-int sched-ext preempt
 else
 concurrent=no
+concurrent_test=
 endif
 
@@ -51,4 +53,7 @@
 list :
 	@+python test.py --list --concurrent=${concurrent}
+
+concurrency :
+	@+python test.py --debug=${debug} --concurrent=${concurrent} ${concurrent_test}
 
 .dummy : .dummy.c
Index: src/tests/Makefile.in
===================================================================
--- src/tests/Makefile.in	(revision 47f942244188da911b9356d8220e028c99613c0c)
+++ src/tests/Makefile.in	(revision 278516c003f60bd7eb9c17cb9ddfea1bd7cd6780)
@@ -229,4 +229,6 @@
 @BUILD_CONCURRENCY_FALSE@concurrent = no
 @BUILD_CONCURRENCY_TRUE@concurrent = yes
+@BUILD_CONCURRENCY_FALSE@concurrent_test = 
+@BUILD_CONCURRENCY_TRUE@concurrent_test = coroutine thread monitor multi-monitor sched-int sched-ext preempt
 
 # applies to both programs
@@ -670,4 +672,7 @@
 	@+python test.py --list --concurrent=${concurrent}
 
+concurrency :
+	@+python test.py --debug=${debug} --concurrent=${concurrent} ${concurrent_test}
+
 .dummy : .dummy.c
 	${CC} ${BUILD_FLAGS} -XCFA -n ${<} -o ${@}				#don't use CFLAGS, this rule is not a real test