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| author |  Adam Chlipala <adam@chlipala.net> | 2010-12-21 13:57:12 -0500 |
|---|---|---|
| committer | Adam Chlipala <adam@chlipala.net> | 2010-12-21 13:57:12 -0500 |
| commit | 2fef05f45b2ac9edb7883416a26065576aebc5db (patch) | |
| tree | 726849a873ace28524bff624b3ab08e6dda1286e /src/especialize.sml | |
| parent | 092aff9de00b332bcd813b0c64b00c8681d031ca (diff) | |
Hopeful fix to stop Especialize infinite looping
Diffstat (limited to 'src/especialize.sml')
| -rw-r--r-- | src/especialize.sml | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/src/especialize.sml b/src/especialize.sml index d7a5014b..d089230b 100644 --- a/src/especialize.sml +++ b/src/especialize.sml @@ -324,13 +324,32 @@ fun specialize' (funcs, specialized) file = val (fxs, xs, fvs, fin) = findSplit true (xs, typ, [], IS.empty, false) + fun valueish (e, _) = + case e of + EPrim _ => true + | ERel _ => true + | ENamed _ => true + | ECon (_, _, _, NONE) => true + | ECon (_, _, _, SOME e) => valueish e + | EFfi (_, _) => true + | EAbs _ => true + | ECAbs _ => true + | EKAbs _ => true + | ECApp (e, _) => valueish e + | EKApp (e, _) => valueish e + | ERecord xes => List.all (valueish o #2) xes + | _ => false + val vts = map (fn n => #2 (List.nth (env, n))) (IS.listItems fvs) val fxs' = map (squish (IS.listItems fvs)) fxs in - (*Print.preface ("fxs'", Print.p_list (CorePrint.p_exp CoreEnv.empty) fxs');*) + (*Print.prefaces "Func" [("name", Print.PD.string name), + ("e", CorePrint.p_exp CoreEnv.empty e), + ("fxs'", Print.p_list (CorePrint.p_exp CoreEnv.empty) fxs')];*) if not fin orelse List.all (fn (ERel _, _) => true | _ => false) fxs' + orelse List.exists (not o valueish) fxs' orelse (IS.numItems fvs >= length fxs andalso IS.exists (fn n => functionInside (#2 (List.nth (env, n)))) fvs) then ((*Print.prefaces "No" [("name", Print.PD.string name), |