diff --git a/core/org.eclipse.cdt.ui.tests/ui/org/eclipse/cdt/ui/tests/refactoring/implementmethod/ImplementMethodRefactoringTest.java b/core/org.eclipse.cdt.ui.tests/ui/org/eclipse/cdt/ui/tests/refactoring/implementmethod/ImplementMethodRefactoringTest.java
old mode 100644
new mode 100755
index 9071317e29f..9233b1798d8
--- a/core/org.eclipse.cdt.ui.tests/ui/org/eclipse/cdt/ui/tests/refactoring/implementmethod/ImplementMethodRefactoringTest.java
+++ b/core/org.eclipse.cdt.ui.tests/ui/org/eclipse/cdt/ui/tests/refactoring/implementmethod/ImplementMethodRefactoringTest.java
@@ -788,4 +788,37 @@ public class ImplementMethodRefactoringTest extends RefactoringTestBase {
 	public void testExplicitConstructor_Bug363111() throws Exception {
 		assertRefactoringSuccess();
 	}
+	
+	//A.h
+	//
+	//class TestClass {
+	//public:
+	//	/*$*/void foo() throw ();/*$$*/
+	//};
+	//
+
+	//A.cpp
+	//====================
+	//void TestClass::foo() throw () {
+	//}
+	public void testEmptyThowsClause_Bug393833() throws Exception {
+		assertRefactoringSuccess();
+	}
+	
+	//A.h
+	//
+	//class TestClass {
+	//public:
+	//	/*$*/void foo() throw (TestClass);/*$$*/
+	//};
+	//
+
+	//A.cpp
+	//====================
+	//void TestClass::foo() throw (TestClass) {
+	//}
+	public void testNonEmptyThowsClause_Bug393833() throws Exception {
+		assertRefactoringSuccess();
+	}
+
 }
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/implementmethod/ImplementMethodRefactoring.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/implementmethod/ImplementMethodRefactoring.java
old mode 100644
new mode 100755
index 0fef24d8eee..5385fd8fabc
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/implementmethod/ImplementMethodRefactoring.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/implementmethod/ImplementMethodRefactoring.java
@@ -38,6 +38,7 @@ import org.eclipse.cdt.core.dom.ast.IASTFunctionDeclarator;
 import org.eclipse.cdt.core.dom.ast.IASTFunctionDefinition;
 import org.eclipse.cdt.core.dom.ast.IASTName;
 import org.eclipse.cdt.core.dom.ast.IASTNode;
+import org.eclipse.cdt.core.dom.ast.IASTTypeId;
 import org.eclipse.cdt.core.dom.ast.IASTNode.CopyStyle;
 import org.eclipse.cdt.core.dom.ast.IASTPointerOperator;
 import org.eclipse.cdt.core.dom.ast.IASTSimpleDeclaration;
@@ -266,7 +267,13 @@ public class ImplementMethodRefactoring extends CRefactoring {
 		for (IASTPointerOperator pop : functionDeclarator.getPointerOperators()) {
 			createdMethodDeclarator.addPointerOperator(pop.copy(CopyStyle.withLocations));
 		}
-		
+		IASTTypeId[] exceptionSpecification = functionDeclarator.getExceptionSpecification();
+		if (exceptionSpecification != ICPPASTFunctionDeclarator.NO_EXCEPTION_SPECIFICATION) {
+			createdMethodDeclarator.setEmptyExceptionSpecification();
+			for (IASTTypeId typeId : exceptionSpecification) {
+				createdMethodDeclarator.addExceptionSpecificationTypeId(typeId == null ? null : typeId.copy(CopyStyle.withLocations));
+			}
+		}
 		IASTFunctionDefinition functionDefinition = nodeFactory.newFunctionDefinition(declSpecifier, createdMethodDeclarator, nodeFactory.newCompoundStatement());
 		functionDefinition.setParent(unit);