Update tests now -fglasgow-exts is deprecated

testsuite/tests/ghc-regress/codeGen/should_compile/1916.hs

-{-# OPTIONS -fglasgow-exts #-}
 module Bug (tst) where
 tst :: Float -> Bool
 tst x = truncate x > (0::Int)

testsuite/tests/ghc-regress/codeGen/should_compile/cg001.hs

-{-# OPTIONS -fglasgow-exts #-}
+{-# LANGUAGE MagicHash #-}
 
 module ShouldCompile where
 

testsuite/tests/ghc-regress/codeGen/should_compile/cg006.hs

-{-# OPTIONS_GHC -cpp -fglasgow-exts #-}
+{-# LANGUAGE MagicHash #-}
 module ShouldCompile where
 
 -- exposed a bug in the NCG in 6.4.2

testsuite/tests/ghc-regress/deSugar/should_compile/all.T

@@ -53,7 +53,7 @@ test('ds045', normal, compile, [''])
 test('ds046', normal, compile, ['-funbox-strict-fields'])
 test('ds047', normal, compile, [''])
 test('ds048', normal, compile, [''])
-test('ds050', normal, compile, ['-fglasgow-exts'])
+test('ds050', normal, compile, [''])
 test('ds051', normal, compile, [''])
 test('ds052', normal, compile, [''])
 test('ds053', normal, compile, [''])

testsuite/tests/ghc-regress/deSugar/should_compile/ds035.hs

-{-# OPTIONS -fglasgow-exts #-}
+{-# LANGUAGE  MagicHash #-}
 module ShouldCompile where
 
 import GHC.Exts

testsuite/tests/ghc-regress/deSugar/should_compile/ds050.hs

+{-# LANGUAGE Rank2Types #-}
+
 module ShouldCompile where
 
 data Q = Q {f :: forall a. a -> a}

testsuite/tests/ghc-regress/deSugar/should_compile/ds055.hs

-{-# OPTIONS -fglasgow-exts #-}
+{-# LANGUAGE ExistentialQuantification, DeriveDataTypeable #-}
 
 -- This module requires quite trick desugaring,
 -- because of the context in the existentials

testsuite/tests/ghc-regress/deSugar/should_compile/ds057.hs

-{-# OPTIONS_GHC -fglasgow-exts #-}
+{-# LANGUAGE MagicHash, UnboxedTuples #-}
 module ShouldCompile where
 
 import Data.Word

testsuite/tests/ghc-regress/deriving/should_compile/drv012.hs

-{-# OPTIONS_GHC -fglasgow-exts #-}
+{-# LANGUAGE GADTs #-}
 
 -- !!! deriving for GADTs which declare Haskell98 data types.
 -- bug reported as http://hackage.haskell.org/trac/ghc/ticket/902

testsuite/tests/ghc-regress/deriving/should_compile/drv013.hs

-{-# OPTIONS_GHC -fglasgow-exts #-}
+{-# LANGUAGE DeriveDataTypeable #-}
 
 -- Deriving Typeable has various special cases
 module Foo where

testsuite/tests/ghc-regress/deriving/should_compile/drv015.hs

-{-# OPTIONS -fglasgow-exts #-}
 
 -- July 07: I'm changing this from "should_compile" to "should_fail".
 -- It would generate an instance decl like

testsuite/tests/ghc-regress/deriving/should_compile/drv020.hs

-{-# OPTIONS_GHC -fglasgow-exts #-}
+{-# LANGUAGE MultiParamTypeClasses, FunctionalDependencies,
+             FlexibleInstances, GeneralizedNewtypeDeriving #-}
 
 -- Test deriving of a multi-parameter class for 
 -- one-argument newtype defined in the same module

testsuite/tests/ghc-regress/ffi/should_compile/ffi-deriv1.hs

-{-# OPTIONS -fglasgow-exts #-}
+{-# LANGUAGE GeneralizedNewtypeDeriving #-}
 
 -- Tests newtype unwrapping for the IO monad itself
 -- Notice the RenderM monad, which is used in the

testsuite/tests/ghc-regress/gadt/Arith.hs

-{-# OPTIONS_GHC -fglasgow-exts #-}
+{-# LANGUAGE GADTs #-}
 
 module Arith where 
 

testsuite/tests/ghc-regress/gadt/CasePrune.hs

-{-# OPTIONS_GHC -fglasgow-exts #-}
+{-# LANGUAGE GADTs, GeneralizedNewtypeDeriving #-}
 
 -- See Trac #1251 and the comments
 -- Note [Pruning dead case alternatives] in types/Unify.lhs

testsuite/tests/ghc-regress/gadt/Gadt17_help.hs

-{-# OPTIONS -fglasgow-exts -O #-}
+{-# LANGUAGE GADTs #-}
+{-# OPTIONS_GHC -O #-}
 
 module Gadt17_help (
       TernOp (..), applyTernOp

testsuite/tests/ghc-regress/gadt/Gadt23_AST.hs

-{-# OPTIONS_GHC -XGADTs -fglasgow-exts #-}
+{-# LANGUAGE GADTs, KindSignatures #-}
 
 module Gadt23_AST where
 

testsuite/tests/ghc-regress/gadt/Nilsson.hs

-{-# OPTIONS -fglasgow-exts #-}
+{-# LANGUAGE GADTs #-}
 
 -- Supplied by Henrik Nilsson, showed up a bug in GADTs 
 

testsuite/tests/ghc-regress/gadt/Session.hs

-{-# OPTIONS -fglasgow-exts #-}
+{-# LANGUAGE GADTs, KindSignatures #-}
 
 -- See Trac #1323; crashed GHC 6.6
 

testsuite/tests/ghc-regress/gadt/T2040.hs

-{-# OPTIONS_GHC -Wall -fglasgow-exts #-}
+{-# LANGUAGE GADTs, ScopedTypeVariables, FlexibleContexts,
+             MultiParamTypeClasses #-}
+{-# OPTIONS_GHC -Wall #-}
 
 module T2040 where