diff --git a/lrparser/org.eclipse.cdt.core.lrparser/grammar/cpp/CPPGrammar.g b/lrparser/org.eclipse.cdt.core.lrparser/grammar/cpp/CPPGrammar.g
index 3264a9fcfc4..d78bcb23616 100644
--- a/lrparser/org.eclipse.cdt.core.lrparser/grammar/cpp/CPPGrammar.g
+++ b/lrparser/org.eclipse.cdt.core.lrparser/grammar/cpp/CPPGrammar.g
@@ -1798,6 +1798,7 @@ exception_declaration
 exception_specification
     ::= 'throw' '(' type_id_list ')'
       | 'throw' '('  ')'
+          /. $Build  consumePlaceHolder();  $EndBuild ./
 
 
 exception_specification_opt
diff --git a/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/core/dom/lrparser/action/cpp/CPPBuildASTParserAction.java b/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/core/dom/lrparser/action/cpp/CPPBuildASTParserAction.java
index 732858ec573..aa6d5387091 100644
--- a/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/core/dom/lrparser/action/cpp/CPPBuildASTParserAction.java
+++ b/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/core/dom/lrparser/action/cpp/CPPBuildASTParserAction.java
@@ -1675,8 +1675,14 @@ public class CPPBuildASTParserAction extends BuildASTParserAction {
  		IASTName name = nodeFactory.newName();
  		ICPPASTFunctionDeclarator declarator = nodeFactory.newFunctionDeclarator(name);
  		
- 		for(Object typeId : astStack.closeScope()) {
- 			declarator.addExceptionSpecificationTypeId((IASTTypeId) typeId);
+ 		List<Object> typeIds = astStack.closeScope();
+ 		if(typeIds.size() == 1 && typeIds.get(0) == PLACE_HOLDER) { // fix for bug 86943
+ 			declarator.setEmptyExceptionSpecification(); 
+ 		}
+ 		else {
+	 		for(Object typeId : typeIds) {
+	 			declarator.addExceptionSpecificationTypeId((IASTTypeId) typeId);
+	 		}
  		}
  		
  		for(Object token : astStack.closeScope()) {
diff --git a/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPExpressionParser.java b/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPExpressionParser.java
index 65e046ec116..7514100c8e1 100644
--- a/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPExpressionParser.java
+++ b/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPExpressionParser.java
@@ -2270,6 +2270,13 @@ public CPPExpressionParser(String[] mapFrom) {  // constructor
    consumeDeclarationSimple(false);                 break;
             }  
    
+            //
+            // Rule 530:  exception_specification ::= throw ( )
+            //
+            case 530: {       action.builder.
+   consumePlaceHolder();                 break;
+            }  
+   
             //
             // Rule 536:  expression_parser_start ::= ERROR_TOKEN
             //
diff --git a/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPNoCastExpressionParser.java b/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPNoCastExpressionParser.java
index e97f1711d64..c860ba331b4 100644
--- a/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPNoCastExpressionParser.java
+++ b/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPNoCastExpressionParser.java
@@ -2263,6 +2263,13 @@ public CPPNoCastExpressionParser(String[] mapFrom) {  // constructor
    consumeDeclarationSimple(false);                 break;
             }  
    
+            //
+            // Rule 529:  exception_specification ::= throw ( )
+            //
+            case 529: {       action.builder.
+   consumePlaceHolder();                 break;
+            }  
+   
             //
             // Rule 535:  no_cast_start ::= ERROR_TOKEN
             //
diff --git a/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPNoFunctionDeclaratorParser.java b/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPNoFunctionDeclaratorParser.java
index 417afe54624..ae1727875b7 100644
--- a/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPNoFunctionDeclaratorParser.java
+++ b/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPNoFunctionDeclaratorParser.java
@@ -2263,6 +2263,13 @@ public CPPNoFunctionDeclaratorParser(String[] mapFrom) {  // constructor
    consumeDeclarationSimple(false);                 break;
             }  
    
+            //
+            // Rule 528:  exception_specification ::= throw ( )
+            //
+            case 528: {       action.builder.
+   consumePlaceHolder();                 break;
+            }  
+   
             //
             // Rule 534:  no_function_declarator_start ::= ERROR_TOKEN
             //
diff --git a/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPParser.java b/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPParser.java
index 14271e6d16f..c1225a9b329 100644
--- a/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPParser.java
+++ b/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPParser.java
@@ -2269,6 +2269,13 @@ public CPPParser(String[] mapFrom) {  // constructor
             case 528: {       action.builder.
    consumeDeclarationSimple(false);                 break;
             }  
+   
+            //
+            // Rule 530:  exception_specification ::= throw ( )
+            //
+            case 530: {       action.builder.
+   consumePlaceHolder();                 break;
+            }  
 
     
             default:
diff --git a/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPSizeofExpressionParser.java b/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPSizeofExpressionParser.java
index 08b19ee7e05..b841a9ab889 100644
--- a/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPSizeofExpressionParser.java
+++ b/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPSizeofExpressionParser.java
@@ -2256,6 +2256,13 @@ public CPPSizeofExpressionParser(String[] mapFrom) {  // constructor
    consumeDeclarationSimple(false);                 break;
             }  
    
+            //
+            // Rule 528:  exception_specification ::= throw ( )
+            //
+            case 528: {       action.builder.
+   consumePlaceHolder();                 break;
+            }  
+   
             //
             // Rule 534:  no_sizeof_type_name_start ::= ERROR_TOKEN
             //
diff --git a/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPTemplateTypeParameterParser.java b/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPTemplateTypeParameterParser.java
index 96b8688b055..b73993f2181 100644
--- a/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPTemplateTypeParameterParser.java
+++ b/lrparser/org.eclipse.cdt.core.lrparser/src/org/eclipse/cdt/internal/core/dom/lrparser/cpp/CPPTemplateTypeParameterParser.java
@@ -2270,6 +2270,13 @@ public CPPTemplateTypeParameterParser(String[] mapFrom) {  // constructor
    consumeDeclarationSimple(false);                 break;
             }  
    
+            //
+            // Rule 530:  exception_specification ::= throw ( )
+            //
+            case 530: {       action.builder.
+   consumePlaceHolder();                 break;
+            }  
+   
             //
             // Rule 536:  type_parameter_start ::= ERROR_TOKEN
             //