diff -r 6db9a3b1a93f -r 5ddecb91d843 src/share/classes/com/sun/tools/javac/comp/Infer.java
--- a/src/share/classes/com/sun/tools/javac/comp/Infer.java	Tue Mar 12 16:02:13 2013 +0000
+++ b/src/share/classes/com/sun/tools/javac/comp/Infer.java	Tue Mar 12 16:02:43 2013 +0000
@@ -641,6 +641,8 @@
                     if (inferenceContext.inferenceVars().contains(b)) {
                         UndetVar uv2 = (UndetVar)inferenceContext.asFree(b);
                         //alpha <: beta
+                        //0. set beta :> alpha
+                        uv2.addBound(InferenceBound.LOWER, uv.qtype, infer.types);
                         //1. copy alpha's lower to beta's
                         for (Type l : uv.getBounds(InferenceBound.LOWER)) {
                             uv2.addBound(InferenceBound.LOWER, inferenceContext.asInstType(l), infer.types);
@@ -664,6 +666,8 @@
                     if (inferenceContext.inferenceVars().contains(b)) {
                         UndetVar uv2 = (UndetVar)inferenceContext.asFree(b);
                         //alpha :> beta
+                        //0. set beta <: alpha
+                        uv2.addBound(InferenceBound.UPPER, uv.qtype, infer.types);
                         //1. copy alpha's upper to beta's
                         for (Type u : uv.getBounds(InferenceBound.UPPER)) {
                             uv2.addBound(InferenceBound.UPPER, inferenceContext.asInstType(u), infer.types);
@@ -687,6 +691,8 @@
                     if (inferenceContext.inferenceVars().contains(b)) {
                         UndetVar uv2 = (UndetVar)inferenceContext.asFree(b);
                         //alpha == beta
+                        //0. set beta == alpha
+                        uv2.addBound(InferenceBound.EQ, uv.qtype, infer.types);
                         //1. copy all alpha's bounds to beta's
                         for (InferenceBound ib : InferenceBound.values()) {
                             for (Type b2 : uv.getBounds(ib)) {
@@ -1228,10 +1234,6 @@
                         if (Type.containsAny(uv_i.getBounds(InferenceBound.values()), List.of(j))) {
                             //update i's deps
                             n_i.deps.add(n_j);
-                            //update j's deps - only if i's bounds contain _exactly_ j
-                            if (uv_i.getBounds(InferenceBound.values()).contains(j)) {
-                                n_j.deps.add(n_i);
-                            }
                         }
                     }
                 }