181735: fix case of failing function resolution

core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2Tests.java

@@ -8,6 +8,7 @@
  * Contributors:
  * IBM - Initial API and implementation
  * Markus Schorn (Wind River Systems)
+ * Andrew Ferguson (Symbian)
  *******************************************************************************/
 package org.eclipse.cdt.core.parser.tests.ast2;
 
@@ -151,15 +152,18 @@ public class AST2Tests extends AST2BaseTest {
         assertNoProblemBindings( col );
     }
     
-    protected IASTTranslationUnit parseAndCheckBindings( String code ) throws Exception
+    protected IASTTranslationUnit parseAndCheckBindings( String code, ParserLanguage lang ) throws Exception {
-    {
+        IASTTranslationUnit tu = parse( code, lang ); 
-        IASTTranslationUnit tu = parse( code, ParserLanguage.C ); 
         CNameCollector col = new CNameCollector();
         tu.accept(col);
         assertNoProblemBindings( col );
         return tu;
     }
     
+    protected IASTTranslationUnit parseAndCheckBindings( String code ) throws Exception {
+        return parseAndCheckBindings(code, ParserLanguage.C);
+    }
+    
     public void testBasicFunction() throws Exception {
         StringBuffer buff = new StringBuffer();
         buff.append("int x;\n"); //$NON-NLS-1$
@@ -3623,4 +3627,15 @@ public class AST2Tests extends AST2BaseTest {
     		assertFalse(lang.toString(), binding instanceof IProblemBinding);
     	}
     }
+    
+    public void testBug181735() throws Exception {
+    	String code=
+    			"int (*f)(int);\n"
+			+	"int g(int n) {return n;}\n"
+			+   "int g(int n, int m) {return n;}\n"
+			+   "void foo() { f=g; }";
+    	
+    	for (int i = 0; i < LANGUAGES.length; i++)
+    		parseAndCheckBindings(code, LANGUAGES[i]);
+    }
 }

core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPSemantics.java

@@ -2572,7 +2572,7 @@ public class CPPSemantics {
             return null;
         
         IASTIdExpression idExp = (IASTIdExpression) name.getParent();
-        IASTNode node = idExp.getParent();
+        IASTNode node = idExp;
         ASTNodeProperty prop = null;
         while( node != null ){
             prop = node.getPropertyInParent();