Use GHC2021 as default language

11 files changed, 15 insertions, 7 deletions

diff --git a/testsuite/tests/roles/should_compile/Roles3.hs b/testsuite/tests/roles/should_compile/Roles3.hs
index 3df74ec8e2..b71d9cf2ec 100644
--- a/testsuite/tests/roles/should_compile/Roles3.hs
+++ b/testsuite/tests/roles/should_compile/Roles3.hs
@@ -1,3 +1,4 @@
+{-# LANGUAGE Haskell2010 #-}
 {-# LANGUAGE TypeFamilies, MultiParamTypeClasses #-}
 {-# LANGUAGE AllowAmbiguousTypes #-}  -- meth3, meth4 are ambiguous
 
diff --git a/testsuite/tests/roles/should_compile/T8958.hs b/testsuite/tests/roles/should_compile/T8958.hs
index b3c2910e2e..e4bf28f1aa 100644
--- a/testsuite/tests/roles/should_compile/T8958.hs
+++ b/testsuite/tests/roles/should_compile/T8958.hs
@@ -1,3 +1,4 @@
+{-# LANGUAGE Haskell2010 #-}
 {-# LANGUAGE RoleAnnotations, DatatypeContexts, IncoherentInstances,
              FlexibleInstances #-}
 
diff --git a/testsuite/tests/roles/should_compile/T8958.stderr b/testsuite/tests/roles/should_compile/T8958.stderr
index 203f978daa..6cf07483d0 100644
--- a/testsuite/tests/roles/should_compile/T8958.stderr
+++ b/testsuite/tests/roles/should_compile/T8958.stderr
@@ -1,5 +1,5 @@
 
-T8958.hs:1:31: warning:
+T8958.hs:2:31: warning:
     -XDatatypeContexts is deprecated: It was widely considered a misfeature, and has been removed from the Haskell language.
 TYPE CONSTRUCTORS
   newtype Map{2} :: * -> * -> *
@@ -13,10 +13,10 @@ DATA CONSTRUCTORS
   MkMap :: forall k v. [(k, v)] -> Map k v
 CLASS INSTANCES
   instance [incoherent] Representational a
-    -- Defined at T8958.hs:10:10
-  instance [incoherent] Nominal a -- Defined at T8958.hs:7:10
+    -- Defined at T8958.hs:11:10
+  instance [incoherent] Nominal a -- Defined at T8958.hs:8:10
 Dependent modules: []
-Dependent packages: [base-4.15.0.0, ghc-bignum-1.0, ghc-prim-0.7.0]
+Dependent packages: [base-4.16.0.0, ghc-bignum-1.0, ghc-prim-0.8.0]
 
 ==================== Typechecker ====================
 T8958.$tcMap
diff --git a/testsuite/tests/roles/should_fail/Roles12.hs b/testsuite/tests/roles/should_fail/Roles12.hs
index 0942a0be41..a31bf6534c 100644
--- a/testsuite/tests/roles/should_fail/Roles12.hs
+++ b/testsuite/tests/roles/should_fail/Roles12.hs
@@ -1,3 +1,4 @@
+{-# LANGUAGE Haskell2010 #-}
 module Roles12 where
 
 import Roles12a
diff --git a/testsuite/tests/roles/should_fail/Roles12.hs-boot b/testsuite/tests/roles/should_fail/Roles12.hs-boot
index 6a708d984a..a78daefb53 100644
--- a/testsuite/tests/roles/should_fail/Roles12.hs-boot
+++ b/testsuite/tests/roles/should_fail/Roles12.hs-boot
@@ -1,3 +1,4 @@
+{-# LANGUAGE Haskell2010 #-}
 module Roles12 where
 
-data T a
\ No newline at end of file
+data T a
diff --git a/testsuite/tests/roles/should_fail/Roles12.stderr b/testsuite/tests/roles/should_fail/Roles12.stderr
index ec3bff4182..b4d7499fe9 100644
--- a/testsuite/tests/roles/should_fail/Roles12.stderr
+++ b/testsuite/tests/roles/should_fail/Roles12.stderr
@@ -1,5 +1,5 @@
 
-Roles12.hs:5:1: error:
+Roles12.hs:6:1: error:
     Type constructor ‘T’ has conflicting definitions in the module
     and its hs-boot file
     Main module: type role T phantom
diff --git a/testsuite/tests/roles/should_fail/Roles12a.hs b/testsuite/tests/roles/should_fail/Roles12a.hs
index a7c02c5fcd..3a00c4f635 100644
--- a/testsuite/tests/roles/should_fail/Roles12a.hs
+++ b/testsuite/tests/roles/should_fail/Roles12a.hs
@@ -1,2 +1,3 @@
+{-# LANGUAGE Haskell2010 #-}
 module Roles12a where
 import {-# SOURCE #-} Roles12
diff --git a/testsuite/tests/roles/should_fail/T9204.hs b/testsuite/tests/roles/should_fail/T9204.hs
index 52befcac20..fe2c81121e 100644
--- a/testsuite/tests/roles/should_fail/T9204.hs
+++ b/testsuite/tests/roles/should_fail/T9204.hs
@@ -1,3 +1,4 @@
+{-# LANGUAGE Haskell2010 #-}
 
 module T9204 where
 
diff --git a/testsuite/tests/roles/should_fail/T9204.hs-boot b/testsuite/tests/roles/should_fail/T9204.hs-boot
index 7ee0f1db3e..3606c82d7e 100644
--- a/testsuite/tests/roles/should_fail/T9204.hs-boot
+++ b/testsuite/tests/roles/should_fail/T9204.hs-boot
@@ -1,3 +1,4 @@
+{-# LANGUAGE Haskell2010 #-}
 
 module T9204 where
 
diff --git a/testsuite/tests/roles/should_fail/T9204.stderr b/testsuite/tests/roles/should_fail/T9204.stderr
index 0e8cbf4524..c54df4870c 100644
--- a/testsuite/tests/roles/should_fail/T9204.stderr
+++ b/testsuite/tests/roles/should_fail/T9204.stderr
@@ -1,5 +1,5 @@
 
-T9204.hs:6:1: error:
+T9204.hs:7:1: error:
     Type constructor ‘D’ has conflicting definitions in the module
     and its hs-boot file
     Main module: type role D phantom
diff --git a/testsuite/tests/roles/should_fail/T9204a.hs b/testsuite/tests/roles/should_fail/T9204a.hs
index a57e2b28a2..a290f1a1bf 100644
--- a/testsuite/tests/roles/should_fail/T9204a.hs
+++ b/testsuite/tests/roles/should_fail/T9204a.hs
@@ -1,2 +1,3 @@
+{-# LANGUAGE Haskell2010 #-}
 module T9204a where
 import {-# SOURCE #-} T9204