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-rw-r--r--compiler/coreSyn/CoreUtils.hs6
1 files changed, 3 insertions, 3 deletions
diff --git a/compiler/coreSyn/CoreUtils.hs b/compiler/coreSyn/CoreUtils.hs
index ea3fe016b1..87e36b9d29 100644
--- a/compiler/coreSyn/CoreUtils.hs
+++ b/compiler/coreSyn/CoreUtils.hs
@@ -955,14 +955,14 @@ it off at source.
exprIsTrivial :: CoreExpr -> Bool
-- If you modify this function, you may also
--- need to modify getIdFromTrivialExpr
+-- need to modify getIdFromTrivialExpr -- TODO
exprIsTrivial (Var _) = True -- See Note [Variables are trivial]
exprIsTrivial (Type _) = True
exprIsTrivial (Coercion _) = True
exprIsTrivial (Lit lit) = litIsTrivial lit
exprIsTrivial (App e arg)
| App (Var f) Type {} <- e
- , f `hasKey` noinlineIdKey = pprTrace "exprIsTrivial" (ppr arg) exprIsTrivial arg
+ , f `hasKey` noinlineIdKey = pprTrace "exprIsTrivial #%#" (ppr f <+> ppr arg) exprIsTrivial arg
| not (isRuntimeArg arg) = exprIsTrivial e
| otherwise = False
exprIsTrivial (Lam b e) = not (isRuntimeVar b) && exprIsTrivial e
@@ -1244,7 +1244,7 @@ exprIsCheapX ok_app e
| otherwise = go n e
go n (App f e) | App (Var v) Type {} <- f
, v `hasKey` noinlineIdKey
- , isRuntimeArg e = pprTrace "exprIsCheapX" (ppr e) go n e
+ , isRuntimeArg e = pprTrace "exprIsCheapX $#%#" (ppr v <+> ppr e) go n e
go n (App f e) | isRuntimeArg e = go (n+1) f && ok e
| otherwise = go n f
go n (Let (NonRec _ r) e) = go n e && ok r