cp-tree.h (CP_TYPE_CONST_P): Make {0,1}-valued.

	* cp-tree.h (CP_TYPE_CONST_P): Make {0,1}-valued.
	(CP_TYPE_VOLATILE_P): Likewise.
	(CP_TYPE_RESTRICT_P): Likewise.

From-SVN: r23530

gcc/cp/ChangeLog

+1998-11-04  Mark Mitchell  <mark@markmitchell.com>
+
+	* cp-tree.h (CP_TYPE_CONST_P): Make {0,1}-valued.
+	(CP_TYPE_VOLATILE_P): Likewise.
+	(CP_TYPE_RESTRICT_P): Likewise.
+
 1998-11-03  Mark Mitchell  <mark@markmitchell.com>
 
 	* pt.c (tsubst): Use build_index_type, not build_index_2_type.

gcc/cp/cp-tree.h

@@ -546,16 +546,15 @@ enum languages { lang_c, lang_cplusplus, lang_java };
 
 /* Nonzero if this type is const-qualified.  */
 #define CP_TYPE_CONST_P(NODE)				\
-  (CP_TYPE_QUALS (NODE) & TYPE_QUAL_CONST)
+  ((CP_TYPE_QUALS (NODE) & TYPE_QUAL_CONST) != 0)
 
 /* Nonzero if this type is volatile-qualified.  */
 #define CP_TYPE_VOLATILE_P(NODE)			\
-  (CP_TYPE_QUALS (NODE) & TYPE_QUAL_VOLATILE)
+  ((CP_TYPE_QUALS (NODE) & TYPE_QUAL_VOLATILE) != 0)
 
-/* Nonzero if this type is restrict-qualified.  
-   FIXME: Does this make sense?  */
+/* Nonzero if this type is restrict-qualified.  */
 #define CP_TYPE_RESTRICT_P(NODE)			\
-  (CP_TYPE_QUALS (NODE) & TYPE_QUAL_RESTRICT)
+  ((CP_TYPE_QUALS (NODE) & TYPE_QUAL_RESTRICT) != 0)
 
 /* Nonzero if this type is const-qualified, but not
    volatile-qualified.  Other qualifiers are ignored.  This macro is