Merge pull request dlang#1464 from 9rnsr/fix9293

Issue 9293 - enum struct with StructInitializer reports weird error

src/declaration.c

@@ -2013,6 +2013,10 @@ Expression *VarDeclaration::getConstInitializer()
         ExpInitializer *ei = getExpInitializer();
         if (ei)
             return ei->exp;
+        else if (init)
+        {
+            return init->toExpression();
+        }
     }
 
     return NULL;

test/runnable/structlit.d

@@ -589,6 +589,31 @@ void test9116()
     assert(y.x.v == 1); // fails
 }
 
+/********************************************/
+// 9293
+
+void test9293()
+{
+    static struct A
+    {
+    //  enum A zero = A(); // This works as expected
+        enum A zero = {};  // Note the difference here
+
+        int opCmp(const ref A a) const
+        {
+            assert(0);
+        }
+
+        int opCmp(const A a) const
+        {
+            return 0;
+        }
+    }
+
+    A a;
+    auto b = a >= A.zero;  // Error: A() is not an lvalue
+}
+
 /********************************************/
 
 int main()
@@ -614,6 +639,7 @@ int main()
     test7929();
     test7021();
     test9116();
+    test9293();
 
     printf("Success\n");
     return 0;