# HG changeset patch
# User Doug Simon <doug.simon@oracle.com>
# Date 1404209127 -7200
# Node ID 627f255ee2988655834dde4757603d6888fe6673
# Parent  e7af30d6ae5ba47deae9eb08b8a9979bfb4646b8
made InductionVariable.deleteUnusedNodes() abstract

diff -r e7af30d6ae5b -r 627f255ee298 graal/com.oracle.graal.loop/src/com/oracle/graal/loop/BasicInductionVariable.java
--- a/graal/com.oracle.graal.loop/src/com/oracle/graal/loop/BasicInductionVariable.java	Tue Jul 01 11:48:54 2014 +0200
+++ b/graal/com.oracle.graal.loop/src/com/oracle/graal/loop/BasicInductionVariable.java	Tue Jul 01 12:05:27 2014 +0200
@@ -153,4 +153,8 @@
     public long constantExtremum() {
         return constantStride() * (loop.counted().constantMaxTripCount() - 1) + constantInit();
     }
+
+    @Override
+    public void deleteUnusedNodes() {
+    }
 }
diff -r e7af30d6ae5b -r 627f255ee298 graal/com.oracle.graal.loop/src/com/oracle/graal/loop/DerivedOffsetInductionVariable.java
--- a/graal/com.oracle.graal.loop/src/com/oracle/graal/loop/DerivedOffsetInductionVariable.java	Tue Jul 01 11:48:54 2014 +0200
+++ b/graal/com.oracle.graal.loop/src/com/oracle/graal/loop/DerivedOffsetInductionVariable.java	Tue Jul 01 12:05:27 2014 +0200
@@ -140,4 +140,8 @@
         }
         throw GraalInternalError.shouldNotReachHere();
     }
+
+    @Override
+    public void deleteUnusedNodes() {
+    }
 }
diff -r e7af30d6ae5b -r 627f255ee298 graal/com.oracle.graal.loop/src/com/oracle/graal/loop/InductionVariable.java
--- a/graal/com.oracle.graal.loop/src/com/oracle/graal/loop/InductionVariable.java	Tue Jul 01 11:48:54 2014 +0200
+++ b/graal/com.oracle.graal.loop/src/com/oracle/graal/loop/InductionVariable.java	Tue Jul 01 12:05:27 2014 +0200
@@ -108,6 +108,5 @@
     /**
      * Deletes any nodes created within the scope of this object that have no usages.
      */
-    public void deleteUnusedNodes() {
-    }
+    public abstract void deleteUnusedNodes();
 }