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authorRichard Eisenberg <rae@richarde.dev>2021-01-14 21:36:43 -0500
committerMarge Bot <ben+marge-bot@smart-cactus.org>2021-01-27 17:41:44 -0500
commit189efc39e0cf111bcb6d2ad5d474fcd01a706eb8 (patch)
tree420e4ecfc6ddb644c3321a36b95f444933363943 /testsuite/tests/perf
parent2f689a8bdf0bb6342794e0d8243e86e6cc4f4962 (diff)
downloadhaskell-189efc39e0cf111bcb6d2ad5d474fcd01a706eb8.tar.gz
Remove some redundant validity checks.
This commit also consolidates documentation in the user manual around UndecidableSuperClasses, UndecidableInstances, and FlexibleContexts. Close #19186. Close #19187. Test case: typecheck/should_compile/T19186, typecheck/should_fail/T19187{,a}
Diffstat (limited to 'testsuite/tests/perf')
-rw-r--r--testsuite/tests/perf/compiler/T12227.hs1
1 files changed, 1 insertions, 0 deletions
diff --git a/testsuite/tests/perf/compiler/T12227.hs b/testsuite/tests/perf/compiler/T12227.hs
index 9be515f083..8016987724 100644
--- a/testsuite/tests/perf/compiler/T12227.hs
+++ b/testsuite/tests/perf/compiler/T12227.hs
@@ -1,6 +1,7 @@
{-# LANGUAGE ConstraintKinds #-}
{-# LANGUAGE DataKinds #-}
{-# LANGUAGE DeriveGeneric #-}
+{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE FlexibleInstances #-}
{-# LANGUAGE FunctionalDependencies #-}
{-# LANGUAGE ScopedTypeVariables #-}