From bcc49e9df3e1885fcdf6e7a082f9101a323fb39c Mon Sep 17 00:00:00 2001 From: xleroy Date: Sun, 4 Jan 2009 16:00:07 +0000 Subject: Cminor, CminorSel: removed useless premises in rules for Sreturn git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@938 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e --- backend/Cminor.v | 2 -- 1 file changed, 2 deletions(-) (limited to 'backend/Cminor.v') diff --git a/backend/Cminor.v b/backend/Cminor.v index b6186f2e..16f7c3df 100644 --- a/backend/Cminor.v +++ b/backend/Cminor.v @@ -478,11 +478,9 @@ Inductive step: state -> trace -> state -> Prop := E0 (State f (Sexit (switch_target n default cases)) k sp e m) | step_return_0: forall f k sp e m, - f.(fn_sig).(sig_res) = None -> step (State f (Sreturn None) k (Vptr sp Int.zero) e m) E0 (Returnstate Vundef (call_cont k) (Mem.free m sp)) | step_return_1: forall f a k sp e m v, - f.(fn_sig).(sig_res) <> None -> eval_expr (Vptr sp Int.zero) e m a v -> step (State f (Sreturn (Some a)) k (Vptr sp Int.zero) e m) E0 (Returnstate v (call_cont k) (Mem.free m sp)) -- cgit