### Eclipse Workspace Patch 1.0
#P org.eclipse.jdt.core.tests.model
Index: src/org/eclipse/jdt/core/tests/dom/ASTModelBridgeTests.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.core.tests.model/src/org/eclipse/jdt/core/tests/dom/ASTModelBridgeTests.java,v
retrieving revision 1.40
diff -u -r1.40 ASTModelBridgeTests.java
--- src/org/eclipse/jdt/core/tests/dom/ASTModelBridgeTests.java	29 Mar 2006 04:03:06 -0000	1.40
+++ src/org/eclipse/jdt/core/tests/dom/ASTModelBridgeTests.java	11 Apr 2006 15:16:06 -0000
@@ -14,6 +14,10 @@
 import org.eclipse.jdt.core.*;
 import org.eclipse.jdt.core.compiler.IProblem;
 import org.eclipse.jdt.core.dom.*;
+import org.eclipse.jdt.core.search.IJavaSearchConstants;
+import org.eclipse.jdt.core.search.IJavaSearchScope;
+import org.eclipse.jdt.core.search.SearchEngine;
+import org.eclipse.jdt.core.tests.model.AbstractJavaSearchTests;
 
 import junit.framework.Test;
 
@@ -103,6 +107,10 @@
 				"    }/*end*/\n" +
 				"  }\n" +
 				"}",
+				"p/ABC.java",
+				"package p;\n" +
+				"public class ABC {\n" +
+				"}",
 				"Z.java",
 				"public class Z {\n" +
 				"  /*start*/class Member {\n" +
@@ -289,6 +297,42 @@
 		assertTrue("Element should exist", element.exists());
 	}
 	
+	public void testBinaryType2() throws CoreException {
+		IClassFile classFile = getClassFile("P", "lib.jar", "p", "ABC.class"); // class with no references
+		
+		// ensure classfile is open
+		classFile.open(null);
+		
+		//search for references to p.W after adding references in exactly 1 file
+		try {
+			createFile(
+				"/P/src/Test.java",
+				"import p.ABC;\n" +
+				"public class Test extends ABC {\n" +
+				"}"
+				);
+			IJavaSearchScope scope = SearchEngine.createJavaSearchScope(new IJavaElement[] {getPackageFragmentRoot("/P/src")});
+			search(classFile.getType(), IJavaSearchConstants.REFERENCES, scope, new AbstractJavaSearchTests.JavaSearchResultCollector());
+		} finally {
+			deleteFile("/P/src/Test.java");
+		}
+		
+		String source = classFile.getSource();
+		MarkerInfo markerInfo = new MarkerInfo(source);
+		markerInfo.astStarts = new int[] {source.indexOf("public")};
+		markerInfo.astEnds = new int[] {source.lastIndexOf('}') + 1};
+		ASTNode node = buildAST(markerInfo, classFile);
+		IBinding binding = ((TypeDeclaration) node).resolveBinding();
+		assertNotNull("No binding", binding);
+		IJavaElement element = binding.getJavaElement();
+		assertElementEquals(
+			"Unexpected Java element",
+			"ABC [in ABC.class [in p [in lib.jar [in P]]]]",
+			element
+		);
+		assertTrue("Element should exist", element.exists());
+	}
+	
 	/*
 	 * Ensures that the IJavaElement for a binary member type coming from an anoumous class file is correct.
 	 * (regression test for bug 100636 [model] Can't find overriden methods of protected nonstatic inner class.)
#P org.eclipse.jdt.core
Index: search/org/eclipse/jdt/internal/core/search/matching/PackageReferenceLocator.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.core/search/org/eclipse/jdt/internal/core/search/matching/PackageReferenceLocator.java,v
retrieving revision 1.32
diff -u -r1.32 PackageReferenceLocator.java
--- search/org/eclipse/jdt/internal/core/search/matching/PackageReferenceLocator.java	29 Mar 2006 03:14:00 -0000	1.32
+++ search/org/eclipse/jdt/internal/core/search/matching/PackageReferenceLocator.java	11 Apr 2006 15:16:07 -0000
@@ -31,7 +31,7 @@
 	char[] fileName = typeBinding.getFileName();
 	if (fileName != null) {
 		// retrieve the actual file name from the full path (sources are generally only containing it already)
-		CharOperation.replace(fileName, '/', '\\');
+		fileName = CharOperation.replaceOnCopy(fileName, '/', '\\'); // ensure to not do any side effect on file name (see https://bugs.eclipse.org/bugs/show_bug.cgi?id=136016)
 		fileName = CharOperation.lastSegment(fileName, '\\');
 		
 		try {