From 06841d979370b2c2937c1fd5596ea6bd18938b2d Mon Sep 17 00:00:00 2001
From: Mike Kucera <mkucera@ca.ibm.com>
Date: Thu, 4 Jun 2009 15:23:16 +0000
Subject: [PATCH] [278797] CASTIdExpression getExpressionType() doesn't support
 enumerations

---
 .../cdt/core/parser/tests/ast2/AST2Tests.java      | 14 ++++++++++++++
 .../core/dom/parser/c/CASTIdExpression.java        |  8 ++++++++
 2 files changed, 22 insertions(+)

diff --git a/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2Tests.java b/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2Tests.java
index a283325e29f..07d29079057 100644
--- a/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2Tests.java
+++ b/core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2Tests.java
@@ -6300,4 +6300,18 @@ public class AST2Tests extends AST2BaseTest {
 		assertTrue(e instanceof IASTLiteralExpression);
 	}
 
+	//	enum myenum { value1, value2, value3 };
+	//
+	//	void test() {
+	//	        (int) value1;
+	//	}
+	public void testBug278797() throws Exception {
+		IASTTranslationUnit tu = parseAndCheckBindings(getAboveComment(), ParserLanguage.C);
+		IASTFunctionDefinition func = (IASTFunctionDefinition)tu.getDeclarations()[1];
+		IASTExpressionStatement stmt = ((IASTExpressionStatement)((IASTCompoundStatement)func.getBody()).getStatements()[0]);
+		IType t = ((IASTCastExpression)stmt.getExpression()).getOperand().getExpressionType();
+		assertNotNull(t);
+		assertTrue(t instanceof IEnumeration);
+	}
+	
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/c/CASTIdExpression.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/c/CASTIdExpression.java
index fa9054a7b59..35de0e98c54 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/c/CASTIdExpression.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/c/CASTIdExpression.java
@@ -21,7 +21,9 @@ import org.eclipse.cdt.core.dom.ast.IASTName;
 import org.eclipse.cdt.core.dom.ast.IBinding;
 import org.eclipse.cdt.core.dom.ast.ICompositeType;
 import org.eclipse.cdt.core.dom.ast.IEnumeration;
+import org.eclipse.cdt.core.dom.ast.IEnumerator;
 import org.eclipse.cdt.core.dom.ast.IFunction;
+import org.eclipse.cdt.core.dom.ast.IProblemBinding;
 import org.eclipse.cdt.core.dom.ast.IType;
 import org.eclipse.cdt.core.dom.ast.IVariable;
 import org.eclipse.cdt.core.parser.util.ArrayUtil;
@@ -97,6 +99,12 @@ public class CASTIdExpression extends ASTNode implements IASTIdExpression, IASTC
 			if (binding instanceof IFunction) {
 				return ((IFunction)binding).getType();
 			}
+			if (binding instanceof IEnumerator) {
+				return ((IEnumerator)binding).getType();
+			}
+			if (binding instanceof IProblemBinding) {
+				return (IProblemBinding)binding;
+			}
 		} catch (DOMException e) {
 			return e.getProblem();
 		}