From: Mark Thom <markjordanthom@gmail.com>
Date: Thu, 30 Mar 2017 06:53:54 +0000 (-0600)
Subject: remove spurious Into instance
X-Git-Tag: v0.8.110~748
X-Git-Url: https://git.sagredo.dev/?a=commitdiff_plain;h=759e1da4c87dc57b6b1254cb090c741e7f5ddecc;p=scryer-prolog.git

remove spurious Into instance
---

diff --git a/src/prolog/codegen.rs b/src/prolog/codegen.rs
index e861f115..16a5d3dd 100644
--- a/src/prolog/codegen.rs
+++ b/src/prolog/codegen.rs
@@ -250,15 +250,6 @@ enum IntIndex {
     External(usize), Fail, Internal(usize)
 }
 
-impl Into<usize> for IntIndex {
-    fn into(self) -> usize {
-        match self {
-            IntIndex::Internal(i) => i,
-            _ => 0
-        }
-    }
-}
-
 struct CodeOffsets {
     constants:  HashMap<Constant, ThirdLevelIndex>,
     lists: ThirdLevelIndex,