X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=compiler%2Fcmm%2FCmm.hs;fp=compiler%2Fcmm%2FCmm.hs;h=c48269ecf51c70f387a1520929a254bab3ba4bf0;hp=4b18e46cdf010196affb3d0a0c3d26fa924657f2;hb=787b08bdea84cca4bf9490d87c059453bffc5ad2;hpb=e4caa74b6c809cd17c5d1f7d472b9a47b2ea6f1c

diff --git a/compiler/cmm/Cmm.hs b/compiler/cmm/Cmm.hs
index 4b18e46..c48269e 100644
--- a/compiler/cmm/Cmm.hs
+++ b/compiler/cmm/Cmm.hs
@@ -384,6 +384,7 @@ data CallishMachOp
   | MO_F32_Exp
   | MO_F32_Sqrt
   | MO_WriteBarrier
+  | MO_Touch         -- Keep variables live (when using interior pointers)
   deriving (Eq, Show)
 
 pprCallishMachOp :: CallishMachOp -> SDoc