1 files changed, 13 insertions, 0 deletions
diff --git a/testsuite/tests/driver/T20604/all.T b/testsuite/tests/driver/T20604/all.T
new file mode 100644
index 0000000000..290da3ec53
--- /dev/null
+++ b/testsuite/tests/driver/T20604/all.T
@@ -0,0 +1,13 @@
+def normalise_paths(s):
+  res = []
+  for line in s.splitlines():
+    lib_name = re.search(r'(HS[a-z-]+)-', line)
+    if lib_name:
+      res.append(lib_name.group(0))
+    else:
+      res.append(line)
+  return '\n'.join(res)
+
+
+test('T20604', [extra_files(['A.hs', 'A1.hs'])
+               , normalise_fun(normalise_paths)], makefile_test, [])