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authorBen Gamari <ben@smart-cactus.org>2020-05-09 14:25:49 -0400
committerMarge Bot <ben+marge-bot@smart-cactus.org>2020-06-01 06:33:37 -0400
commitb0c1f2a619855a6fa22021a3118365c49f4cc0c4 (patch)
treeb2c0db42884594fbd00c125d22eb63eed662e456 /testsuite/tests/deSugar
parent389920858e0b9efe5234cb7dac55d06e955768f7 (diff)
downloadhaskell-b0c1f2a619855a6fa22021a3118365c49f4cc0c4.tar.gz
testsuite: Add test for #18151
Diffstat (limited to 'testsuite/tests/deSugar')
-rw-r--r--testsuite/tests/deSugar/should_run/T18151.hs10
-rw-r--r--testsuite/tests/deSugar/should_run/T18151.stdout1
-rw-r--r--testsuite/tests/deSugar/should_run/all.T1
3 files changed, 12 insertions, 0 deletions
diff --git a/testsuite/tests/deSugar/should_run/T18151.hs b/testsuite/tests/deSugar/should_run/T18151.hs
new file mode 100644
index 0000000000..b17c8a9ff0
--- /dev/null
+++ b/testsuite/tests/deSugar/should_run/T18151.hs
@@ -0,0 +1,10 @@
+-- According to the Report this should reduce to (). However, in #18151 it was
+-- reported that GHC bottoms.
+x :: ()
+x = seq (True `undefined`) ()
+{-# NOINLINE x #-}
+
+main :: IO ()
+main = do
+ print x
+
diff --git a/testsuite/tests/deSugar/should_run/T18151.stdout b/testsuite/tests/deSugar/should_run/T18151.stdout
new file mode 100644
index 0000000000..dd626a0f31
--- /dev/null
+++ b/testsuite/tests/deSugar/should_run/T18151.stdout
@@ -0,0 +1 @@
+() \ No newline at end of file
diff --git a/testsuite/tests/deSugar/should_run/all.T b/testsuite/tests/deSugar/should_run/all.T
index 757d817a0c..009b0a4686 100644
--- a/testsuite/tests/deSugar/should_run/all.T
+++ b/testsuite/tests/deSugar/should_run/all.T
@@ -63,3 +63,4 @@ test('T11601', exit_code(1), compile_and_run, [''])
test('T11747', normal, compile_and_run, ['-dcore-lint'])
test('T12595', normal, compile_and_run, [''])
test('T13285', normal, compile_and_run, [''])
+test('T18151', expect_broken(18151), compile_and_run, [''])