[project @ 2001-10-15 15:03:24 by simonpj]

Add comment for type of unsafeCoerce#

diff --git a/ghc/compiler/basicTypes/MkId.lhs b/ghc/compiler/basicTypes/MkId.lhs
index c3d3400..0e45b8f 100644 (file)
--- a/ghc/compiler/basicTypes/MkId.lhs
+++ b/ghc/compiler/basicTypes/MkId.lhs
@@ -769,6 +769,7 @@ they can unify with both unlifted and lifted types.  Hence we provide
 another gun with which to shoot yourself in the foot.
 
 \begin{code}
+-- unsafeCoerce# :: forall a b. a -> b
 unsafeCoerceId
   = pcMiscPrelId unsafeCoerceIdKey pREL_GHC SLIT("unsafeCoerce#") ty info
   where