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| -rw-r--r-- | ghc/compiler/typecheck/TcSimplify.lhs | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/ghc/compiler/typecheck/TcSimplify.lhs b/ghc/compiler/typecheck/TcSimplify.lhs index 90fcb9c540..6c845aaa12 100644 --- a/ghc/compiler/typecheck/TcSimplify.lhs +++ b/ghc/compiler/typecheck/TcSimplify.lhs @@ -1608,6 +1608,8 @@ It's OK: the final zonking stage should zap y to (), which is fine. \begin{code} tcSimplifyTop :: [Inst] -> TcM TcDictBinds +-- The TcLclEnv should be valid here, solely to improve +-- error message generation for the monomorphism restriction tcSimplifyTop wanteds = getLclEnv `thenM` \ lcl_env -> traceTc (text "tcSimplifyTop" <+> ppr (lclEnvElts lcl_env)) `thenM_` |