add test for #1103

testsuite/tests/ghc-regress/parser/unicode/1103.hs

+{-# OPTIONS -fglasgow-exts #-}
+
+{-
+	Three kinds of Unicode tests for our purposes.
+
+	Note that GHC_OPTIONS instead of OPTIONS above does not work.
+-}
+
+module UniTest where
+
+-- Non working Japanese Unicode test.
+
+てすと3 ∷ IO ()
+てすと3 = do
+	putStrLn $ show 人間虫 where
+	人間虫 = "humasect"

testsuite/tests/ghc-regress/parser/unicode/all.T

@@ -17,3 +17,4 @@ test('utf8_022', normal, compile_fail, [''])
 test('unicode001', normal, compile_and_run, [''])
 
 test('1744', normal, compile_and_run, [''])
+test('1103', normal, compile, [''])