diff --git a/mcs/ChangeLog b/mcs/ChangeLog
index 898f75a9af30f..3d7224df64aa6 100644
--- a/mcs/ChangeLog
+++ b/mcs/ChangeLog
@@ -1,3 +1,10 @@
+2004-09-21  Raja R Harinath  <rharinath@novell.com>
+
+	* Makefile (DIST_ONLY_SUBDIRS): Add 'gmcs' since it is specially
+	handled by 'class/corlib/Makefile'.
+	(test-installed-compiler): Run compiler tests using the installed
+	compiler.
+
 2004-09-14  Raja R Harinath  <rharinath@novell.com>
 
 	* Makefile (SUBDIRS): Allow to be overriden by $(TEST_SUBDIRS).
diff --git a/mcs/Makefile b/mcs/Makefile
index 6a0caf3bd3bae..df020793fc9cd 100644
--- a/mcs/Makefile
+++ b/mcs/Makefile
@@ -2,6 +2,9 @@ thisdir := .
 
 SUBDIRS := build jay mcs monoresgen class mbas nunit20 ilasm tools tests errors docs
 
+# 'gmcs' is specially built by rules inside class/corlib.
+DIST_ONLY_SUBDIRS := gmcs
+
 ifdef TEST_SUBDIRS
 SUBDIRS := $(TEST_SUBDIRS)
 endif
@@ -36,6 +39,10 @@ testcorlib:
 compiler-tests:
 	$(MAKE) TEST_SUBDIRS="tests errors" run-test-profiles
 
+test-installed-compiler:
+	$(MAKE) TEST_SUBDIRS="tests errors" PROFILE=default TEST_RUNTIME=mono MCS=mcs run-test
+	$(MAKE) TEST_SUBDIRS="tests errors" PROFILE=net_2_0 TEST_RUNTIME=mono MCS=gmcs run-test
+
 # Disting. We need to override $(distdir) here.
 
 package := mcs-$(VERSION)