represent EXPRESS reals with double, not float

mpictor · mpictor · commit a40f9ba7b126 · 2013-09-08T17:49:59.000-04:00
diff --git a/include/express/expr.h b/include/express/expr.h
@@ -142,7 +142,7 @@ struct Funcall {
 
 union expr_union {
     int integer;
-    float real;
+    double real;
     char * attribute;   /**< inverse .... for 'attr' */
     char * binary;
     int logical;
