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authorKevin Buhr <buhr@asaurus.net>2019-05-06 21:42:33 -0500
committerMarge Bot <ben+marge-bot@smart-cactus.org>2019-05-07 17:09:13 -0400
commitf58ea556538c048b05607be869feb677b1083175 (patch)
tree734995d62620101682611f2ee3e5b396349b9180
parent78a5c4ce6bae233b655097ada3901028104f0f27 (diff)
downloadhaskell-f58ea556538c048b05607be869feb677b1083175.tar.gz
Add regression test for old typechecking issue #505
-rw-r--r--testsuite/tests/typecheck/should_compile/T505.hs14
-rw-r--r--testsuite/tests/typecheck/should_compile/all.T3
2 files changed, 16 insertions, 1 deletions
diff --git a/testsuite/tests/typecheck/should_compile/T505.hs b/testsuite/tests/typecheck/should_compile/T505.hs
new file mode 100644
index 0000000000..39f567d0aa
--- /dev/null
+++ b/testsuite/tests/typecheck/should_compile/T505.hs
@@ -0,0 +1,14 @@
+{-# OPTIONS_GHC -Wno-inline-rule-shadowing #-}
+module Bug where
+
+foo 1 = 2
+bar 0 = 1
+
+-- regression test for #505:
+-- the following rule should not case a panic
+
+{-# RULES
+ "foo/bar" foo bar = foobar
+ #-}
+
+foobar = 2
diff --git a/testsuite/tests/typecheck/should_compile/all.T b/testsuite/tests/typecheck/should_compile/all.T
index ffcdc93a73..f7d92b6210 100644
--- a/testsuite/tests/typecheck/should_compile/all.T
+++ b/testsuite/tests/typecheck/should_compile/all.T
@@ -671,4 +671,5 @@ test('T16204b', normal, compile, [''])
test('T16225', normal, compile, [''])
test('T13951', normal, compile, [''])
test('T16411', normal, compile, [''])
-test('T16609', normal, compile, ['']) \ No newline at end of file
+test('T16609', normal, compile, [''])
+test('T505', normal, compile, [''])