diff options
Diffstat (limited to 'compiler/GHC/Core/Opt/SpecConstr.hs')
| -rw-r--r-- | compiler/GHC/Core/Opt/SpecConstr.hs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/GHC/Core/Opt/SpecConstr.hs b/compiler/GHC/Core/Opt/SpecConstr.hs index fed1f32879..157cec6e49 100644 --- a/compiler/GHC/Core/Opt/SpecConstr.hs +++ b/compiler/GHC/Core/Opt/SpecConstr.hs @@ -1500,7 +1500,7 @@ scExpr' env (Case scrut b ty alts) where sc_con_app con args scrut' -- Known constructor; simplify = do { let Alt _ bs rhs = findAlt con alts - `orElse` Alt DEFAULT [] (mkImpossibleExpr ty) + `orElse` Alt DEFAULT [] (mkImpossibleExpr ty "SpecConstr") alt_env' = extendScSubstList env ((b,scrut') : bs `zip` trimConArgs con args) ; scExpr alt_env' rhs } |