### Eclipse Workspace Patch 1.0
#P org.eclipse.jdt.core
Index: compiler/org/eclipse/jdt/internal/compiler/ast/FieldDeclaration.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.core/compiler/org/eclipse/jdt/internal/compiler/ast/FieldDeclaration.java,v
retrieving revision 1.100
diff -u -r1.100 FieldDeclaration.java
--- compiler/org/eclipse/jdt/internal/compiler/ast/FieldDeclaration.java	7 Jan 2010 20:18:49 -0000	1.100
+++ compiler/org/eclipse/jdt/internal/compiler/ast/FieldDeclaration.java	29 Jun 2010 08:31:23 -0000
@@ -149,8 +149,9 @@
 		checkHiding: {
 			SourceTypeBinding declaringType = classScope.enclosingSourceType();
 			checkHidingSuperField: {
-				if (declaringType.superclass == null) break checkHidingSuperField;
-				FieldBinding existingVariable = classScope.findField(declaringType.superclass, this.name, this,  false /*do not resolve hidden field*/);
+				ReferenceBinding superClass = declaringType.superclass;
+				if (superClass == null) break checkHidingSuperField;
+				FieldBinding existingVariable = superClass.getField(this.name, false);
 				if (existingVariable == null) break checkHidingSuperField; // keep checking outer scenario
 				if (!existingVariable.isValidBinding())  break checkHidingSuperField; // keep checking outer scenario
 				if (existingVariable.original() == this.binding) break checkHidingSuperField; // keep checking outer scenario
#P org.eclipse.jdt.core.tests.compiler
Index: src/org/eclipse/jdt/core/tests/compiler/regression/FieldAccessTest.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.core.tests.compiler/src/org/eclipse/jdt/core/tests/compiler/regression/FieldAccessTest.java,v
retrieving revision 1.11
diff -u -r1.11 FieldAccessTest.java
--- src/org/eclipse/jdt/core/tests/compiler/regression/FieldAccessTest.java	11 May 2010 18:53:50 -0000	1.11
+++ src/org/eclipse/jdt/core/tests/compiler/regression/FieldAccessTest.java	29 Jun 2010 08:31:26 -0000
@@ -679,6 +679,29 @@
 		"OLD_FIELD cannot be resolved or is not a field\n" + 
 		"----------\n");
 }
+// https://bugs.eclipse.org/bugs/show_bug.cgi?id=318171
+public void test023() {
+	this.runNegativeTest(
+		new String[] {
+			"p1/A.java",
+			"package p1;\n" +
+			"public abstract class A {\n" +
+			"    protected int field;\n" +
+			"}\n",
+			"p2/B.java",
+			"package p2;\n" +
+			"import p1.A;\n" +
+			"public abstract class B extends A {\n" +
+			"    protected int field;\n" +
+			"}\n"
+		},
+		"----------\n" + 
+		"1. WARNING in p2\\B.java (at line 4)\n" + 
+		"	protected int field;\n" + 
+		"	              ^^^^^\n" + 
+		"The field B.field is hiding a field from type A\n" + 
+		"----------\n");
+}
 public static Class testClass() {
 	return FieldAccessTest.class;
 }