From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Mon, 29 Apr 2019 02:54:43 +0000 (+0100)
Subject: chain cannot be empty
X-Git-Tag: ls180-24jan2020~1135
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=8e95fa22a2272be78c3f49340f62a39b9d267146;p=ieee754fpu.git

chain cannot be empty
---

diff --git a/src/add/iocontrol.py b/src/add/iocontrol.py
index 6c78cee1..03de3c43 100644
--- a/src/add/iocontrol.py
+++ b/src/add/iocontrol.py
@@ -410,7 +410,6 @@ class StageChain(StageCls):
         return _spec(self.chain[-1].ospec, "chainout")
 
     def _specallocate_setup(self, m, i):
-        o = i # in case chain is empty
         for (idx, c) in enumerate(self.chain):
             if hasattr(c, "setup"):
                 c.setup(m, i)               # stage may have some module stuff
@@ -425,7 +424,6 @@ class StageChain(StageCls):
         return o                            # last loop is the output
 
     def _noallocate_setup(self, m, i):
-        o = i # in case chain is empty
         for (idx, c) in enumerate(self.chain):
             if hasattr(c, "setup"):
                 c.setup(m, i)               # stage may have some module stuff