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Substantial improvements to coercion optimisation
[ghc-hetmet.git]
/
compiler
/
basicTypes
/
Var.lhs
diff --git
a/compiler/basicTypes/Var.lhs
b/compiler/basicTypes/Var.lhs
index
4c49d85
..
c52844b
100644
(file)
--- a/
compiler/basicTypes/Var.lhs
+++ b/
compiler/basicTypes/Var.lhs
@@
-363,7
+363,7
@@
setIdNotExported id = ASSERT( isLocalId id )
%************************************************************************
\begin{code}
%************************************************************************
\begin{code}
-isTyVar :: Var -> Bool
+isTyVar :: Var -> Bool -- True of both type and coercion variables
isTyVar (TyVar {}) = True
isTyVar (TcTyVar {}) = True
isTyVar _ = False
isTyVar (TyVar {}) = True
isTyVar (TcTyVar {}) = True
isTyVar _ = False