coreToStgExpr (Case scrut bndr _ alts)
= extendVarEnvLne [(bndr, LambdaBound)] (
mapAndUnzip3Lne vars_alt alts `thenLne` \ (alts2, fvs_s, escs_s) ->
coreToStgExpr (Case scrut bndr _ alts)
= extendVarEnvLne [(bndr, LambdaBound)] (
mapAndUnzip3Lne vars_alt alts `thenLne` \ (alts2, fvs_s, escs_s) ->