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Rank 2 and rank n types enable explicit forall syntax
author
Ian Lynagh
<igloo@earth.li>
Tue, 10 Jul 2007 20:21:09 +0000
(20:21 +0000)
committer
Ian Lynagh
<igloo@earth.li>
Tue, 10 Jul 2007 20:21:09 +0000
(20:21 +0000)
compiler/parser/Lexer.x
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diff --git
a/compiler/parser/Lexer.x
b/compiler/parser/Lexer.x
index
f9ffaa3
..
0a8c410
100644
(file)
--- a/
compiler/parser/Lexer.x
+++ b/
compiler/parser/Lexer.x
@@
-1600,6
+1600,8
@@
mkPState buf loc flags =
.|. explicitForallBit `setBitIf` dopt Opt_ScopedTypeVariables flags
.|. explicitForallBit `setBitIf` dopt Opt_PolymorphicComponents flags
.|. explicitForallBit `setBitIf` dopt Opt_ExistentialQuantification flags
.|. explicitForallBit `setBitIf` dopt Opt_ScopedTypeVariables flags
.|. explicitForallBit `setBitIf` dopt Opt_PolymorphicComponents flags
.|. explicitForallBit `setBitIf` dopt Opt_ExistentialQuantification flags
+ .|. explicitForallBit `setBitIf` dopt Opt_Rank2Types flags
+ .|. explicitForallBit `setBitIf` dopt Opt_RankNTypes flags
.|. bangPatBit `setBitIf` dopt Opt_BangPatterns flags
.|. tyFamBit `setBitIf` dopt Opt_TypeFamilies flags
.|. haddockBit `setBitIf` dopt Opt_Haddock flags
.|. bangPatBit `setBitIf` dopt Opt_BangPatterns flags
.|. tyFamBit `setBitIf` dopt Opt_TypeFamilies flags
.|. haddockBit `setBitIf` dopt Opt_Haddock flags