diff options
| author | Krzysztof Gogolewski <krzysztof.gogolewski@tweag.io> | 2022-10-28 21:05:34 +0200 |
|---|---|---|
| committer | Krzysztof Gogolewski <krzysztof.gogolewski@tweag.io> | 2022-11-04 15:54:25 +0100 |
| commit | 4dd9e74bb216244c77e973eca8047447dddd1509 (patch) | |
| tree | e11a998f4ca8a25badfb289e2ff540347e78acea /compiler/GHC/Core/Coercion.hs | |
| parent | 311251543f2e37af4a121e58028bfc46267a7fc9 (diff) | |
| download | haskell-wip/strings-refactor3.tar.gz | |
Minor refactor around FastStringswip/strings-refactor3
Pass FastStrings to functions directly, to make sure the rule
for fsLit "literal" fires.
Remove SDoc indirection in GHCi.UI.Tags and GHC.Unit.Module.Graph.
Diffstat (limited to 'compiler/GHC/Core/Coercion.hs')
| -rw-r--r-- | compiler/GHC/Core/Coercion.hs | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/compiler/GHC/Core/Coercion.hs b/compiler/GHC/Core/Coercion.hs index 06bc235913..1449e2331d 100644 --- a/compiler/GHC/Core/Coercion.hs +++ b/compiler/GHC/Core/Coercion.hs @@ -146,6 +146,7 @@ import GHC.Types.Var.Set import GHC.Types.Name hiding ( varName ) import GHC.Types.Basic import GHC.Types.Unique +import GHC.Data.FastString import GHC.Data.Pair import GHC.Types.SrcLoc import GHC.Builtin.Names @@ -286,7 +287,7 @@ tidyCoAxBndrsForUser init_env tcvs (env', bndr') = tidyVarBndr env bndr env_wild = (occ_env, extendVarEnv subst bndr wild_bndr) wild_bndr = setVarName bndr $ - tidyNameOcc (varName bndr) (mkTyVarOcc "_") + tidyNameOcc (varName bndr) (mkTyVarOccFS (fsLit "_")) -- Tidy the binder to "_" is_wildcard :: Var -> Bool |