Test Trac #7969

testsuite/tests/rename/should_compile/Makefile

@@ -46,3 +46,8 @@ T7963:
 	'$(TEST_HC)' $(TEST_HC_OPTS) -c T7963a.hs
 	'$(TEST_HC)' $(TEST_HC_OPTS) -c T7963.hs -ddump-minimal-imports
 	cat T7963.imports
+
+T7969:
+	'$(TEST_HC)' $(TEST_HC_OPTS) -c T7969a.hs
+	'$(TEST_HC)' $(TEST_HC_OPTS) -c T7969.hs -ddump-minimal-imports
+	cat T7969.imports

testsuite/tests/rename/should_compile/T7969.hs

+{-# LANGUAGE StandaloneDeriving #-}
+module T7969 where
+import T7969a 
+
+deriving instance Eq T

testsuite/tests/rename/should_compile/T7969.stdout

+import T7969a ( T(..) )

testsuite/tests/rename/should_compile/T7969a.hs

+module T7969a where
+
+data T = MkT

testsuite/tests/rename/should_compile/all.T

@@ -209,3 +209,8 @@ test('T7963',
                    'T7963.imports'])],
      run_command,
      ['$MAKE -s --no-print-directory T7963'])
+test('T7969',
+     [extra_clean(['T7969a.hi', 'T7969a.o',
+                   'T7969.imports'])],
+     run_command,
+     ['$MAKE -s --no-print-directory T7969'])