diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTDeclSpecifier.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTDeclSpecifier.java
index 6980d6d89bb..4124fb6b5e6 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTDeclSpecifier.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTDeclSpecifier.java
@@ -17,7 +17,7 @@ package org.eclipse.cdt.core.dom.ast;
  * @noextend This interface is not intended to be extended by clients.
  * @noimplement This interface is not intended to be implemented by clients.
  */
-public interface IASTDeclSpecifier extends IASTNode {
+public interface IASTDeclSpecifier extends IASTAttributeOwner {
 	/**
 	 * No storage class specified.
 	 */
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/cpp/ICPPASTDeclSpecifier.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/cpp/ICPPASTDeclSpecifier.java
index 0f94581b1bd..407aebe235e 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/cpp/ICPPASTDeclSpecifier.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/cpp/ICPPASTDeclSpecifier.java
@@ -12,7 +12,6 @@
  *******************************************************************************/
 package org.eclipse.cdt.core.dom.ast.cpp;
 
-import org.eclipse.cdt.core.dom.ast.IASTAttributeOwner;
 import org.eclipse.cdt.core.dom.ast.IASTDeclSpecifier;
 
 /**
@@ -21,7 +20,7 @@ import org.eclipse.cdt.core.dom.ast.IASTDeclSpecifier;
  * @noextend This interface is not intended to be extended by clients.
  * @noimplement This interface is not intended to be implemented by clients.
  */
-public interface ICPPASTDeclSpecifier extends IASTDeclSpecifier, IASTAttributeOwner {
+public interface ICPPASTDeclSpecifier extends IASTDeclSpecifier {
 	// A declaration in C++ can be a friend declaration
 	/**
 	 * Is this a friend declaration?
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/c/CASTBaseDeclSpecifier.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/c/CASTBaseDeclSpecifier.java
index 62ce1aef62d..43df78ffaa7 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/c/CASTBaseDeclSpecifier.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/c/CASTBaseDeclSpecifier.java
@@ -14,14 +14,14 @@ import org.eclipse.cdt.core.dom.ast.ASTVisitor;
 import org.eclipse.cdt.core.dom.ast.IASTAlignmentSpecifier;
 import org.eclipse.cdt.core.dom.ast.IASTNode;
 import org.eclipse.cdt.core.dom.ast.c.ICASTDeclSpecifier;
-import org.eclipse.cdt.internal.core.dom.parser.ASTNode;
+import org.eclipse.cdt.internal.core.dom.parser.ASTAttributeOwner;
 import org.eclipse.cdt.internal.core.dom.parser.IASTAmbiguityParent;
 
 
 /**
  * @author jcamelon
  */
-public abstract class CASTBaseDeclSpecifier extends ASTNode
+public abstract class CASTBaseDeclSpecifier extends ASTAttributeOwner
 		implements ICASTDeclSpecifier, IASTAmbiguityParent {
 
     protected int storageClass;
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/c/GNUCSourceParser.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/c/GNUCSourceParser.java
index 515c6ee5d60..7d5aeac2c05 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/c/GNUCSourceParser.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/c/GNUCSourceParser.java
@@ -922,6 +922,7 @@ public class GNUCSourceParser extends AbstractGNUSourceCodeParser {
     	ICASTDeclSpecifier result= null;
     	ICASTDeclSpecifier altResult= null;
     	IASTAlignmentSpecifier[] alignmentSpecifiers = IASTAlignmentSpecifier.EMPTY_ALIGNMENT_SPECIFIER_ARRAY;
+    	List<IASTAttributeSpecifier> attributes = null;
     	try {
     		IASTName identifier= null;
     		IASTExpression typeofExpression= null;
@@ -1151,7 +1152,7 @@ public class GNUCSourceParser extends AbstractGNUSourceCodeParser {
     			case IGCCToken.t__attribute__: // if __attribute__ is after the declSpec
 	    			if (!supportAttributeSpecifiers)
 	    				throwBacktrack(LA(1));
-	    			__attribute_decl_seq(true, false);
+	    			attributes = CollectionUtils.merge(attributes,  __attribute_decl_seq(true, false));
 	    			break;
     			case IGCCToken.t__declspec: // __declspec precedes the identifier
 	    			if (identifier != null || !supportDeclspecSpecifiers)
@@ -1212,6 +1213,7 @@ public class GNUCSourceParser extends AbstractGNUSourceCodeParser {
     			result= buildSimpleDeclSpec(storageClass, simpleType, options, isLong, typeofExpression, offset, endOffset);
     		}
         	result.setAlignmentSpecifiers(ArrayUtil.trim(alignmentSpecifiers));
+        	addAttributeSpecifiers(attributes, result);
         } catch (BacktrackException e) {
         	if (returnToken != null) {
         		backup(returnToken);
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/GNUCPPSourceParser.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/GNUCPPSourceParser.java
index cbb9a201dbe..a4614670d45 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/GNUCPPSourceParser.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/GNUCPPSourceParser.java
@@ -3065,7 +3065,7 @@ public class GNUCPPSourceParser extends AbstractGNUSourceCodeParser {
 			declarator= addInitializer(lie, DeclarationOptions.PARAMETER);
 		}
 		
-		addAttributeSpecifiers(attributes, (ICPPASTDeclSpecifier) declSpec);
+		addAttributeSpecifiers(attributes, declSpec);
 
 		final ICPPASTParameterDeclaration parm = getNodeFactory().newParameterDeclaration(declSpec, declarator);
 		final int endOffset = figureEndOffset(declSpec, declarator);