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-rw-r--r--src/Typecheck.hs8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/Typecheck.hs b/src/Typecheck.hs
index 716f15f..f6621a0 100644
--- a/src/Typecheck.hs
+++ b/src/Typecheck.hs
@@ -26,19 +26,19 @@ inferExpr (Variant t v e) env = do
return t
inferExpr (Add e1 e2) env = do
checkExpr e1 env TInt
- checkExpr e1 env TInt
+ checkExpr e2 env TInt
return TInt
inferExpr (Mult e1 e2) env = do
checkExpr e1 env TInt
- checkExpr e1 env TInt
+ checkExpr e2 env TInt
return TInt
inferExpr (Neg e) env = do
checkExpr e env TInt
return TInt
inferExpr (Deref e1) env = do
t <- inferExpr e1 env
- assertPtr t
- return t
+ tt <- assertPtr t
+ return tt
checkExpr :: Expr -> Environment -> Typ -> Maybe ()
checkExpr e env t = do