[project @ 2004-12-08 14:32:28 by simonpj]

[ghc-hetmet.git] / ghc / compiler / codeGen / CgBindery.lhs

diff --git a/ghc/compiler/codeGen/CgBindery.lhs b/ghc/compiler/codeGen/CgBindery.lhs
index 2254ff7..e6e1043 100644 (file)
--- a/ghc/compiler/codeGen/CgBindery.lhs
+++ b/ghc/compiler/codeGen/CgBindery.lhs
@@ -91,7 +91,7 @@ voidIdInfo id = CgIdInfo { cg_id = id, cg_vol = NoVolatileLoc
                         , cg_rep = VoidArg }
        -- Used just for VoidRep things
 
-data VolatileLoc
+data VolatileLoc       -- These locations die across a call
   = NoVolatileLoc
   | RegLoc     CmmReg             -- In one of the registers (global or local)
   | VirHpLoc   VirtualHpOffset  -- Hp+offset (address of closure)