From b755b045fb7e3c8306f24dd645297992ab8db7f9 Mon Sep 17 00:00:00 2001
From: Sven Gothel <sgothel@jausoft.com>
Date: Mon, 23 Mar 2015 04:05:03 +0100
Subject: Bug 1149 - Replacing PCPP w/ JCPP, allowing complete macro handling
 (Part-1: Cleanup / Preparation)

---
 src/antlr/com/jogamp/gluegen/cgram/HeaderParser.g | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'src/antlr/com/jogamp/gluegen/cgram/HeaderParser.g')

diff --git a/src/antlr/com/jogamp/gluegen/cgram/HeaderParser.g b/src/antlr/com/jogamp/gluegen/cgram/HeaderParser.g
index d159ff3..4bcb052 100644
--- a/src/antlr/com/jogamp/gluegen/cgram/HeaderParser.g
+++ b/src/antlr/com/jogamp/gluegen/cgram/HeaderParser.g
@@ -689,7 +689,12 @@ structDeclaration[CompoundType containingType] returns [boolean addedAny] {
                     if (!addedAny) {
                         if (t != null) {
                             CompoundType ct = t.asCompound();
-                            if (ct.isUnion()) {
+                            if( null == ct ) {
+                                throwGlueGenException(structDeclaration_AST_in,
+                                    String.format("Anonymous compound, w/ NULL type:%n  containing '%s'",
+                                        getTypeString(containingType)));
+                            }
+                            if ( ct.isUnion() ) {
                                 // Anonymous union
                                 containingType.addField(new Field(null, t, null));
                             }
-- 
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