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Fix bug with missing fields causing compiler crash #647

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zxq9 merged 1 commits from fix-compiler-crash-bug into master 2019-09-23 18:56:31 +09:00
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src/aeso_ast_infer_types.erl
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@ -1332,7 +1332,7 @@ infer_case(Env, Attrs, Pattern, ExprType, Branch, SwitchType) ->
end,
NewEnv = bind_vars([{Var, fresh_uvar(Ann)} || Var = {id, Ann, _} <- Vars], Env#env{ in_pattern = true }),
NewPattern = {typed, _, _, PatType} = infer_expr(NewEnv, Pattern),
NewBranch = check_expr(NewEnv, Branch, SwitchType),
NewBranch = check_expr(NewEnv#env{ in_pattern = false }, Branch, SwitchType),
unify(Env, PatType, ExprType, {case_pat, Pattern, PatType, ExprType}),
{'case', Attrs, NewPattern, NewBranch}.