stdbool.h: Make the typedef name _Bool, with bool a #defined alias.

1999-08-29 08:38 -0700  Zack Weinberg  <zack@bitmover.com>

	* stdbool.h: Make the typedef name _Bool, with bool a #defined
	alias.

From-SVN: r28972

gcc/ChangeLog

+1999-08-29 08:38 -0700  Zack Weinberg  <zack@bitmover.com>
+
+	* stdbool.h: Make the typedef name _Bool, with bool a #defined
+	alias.
+
 Sun Aug 29 09:36:50 1999  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
 	* tree.c (tree_code_name): Constify a char*.

gcc/ginclude/stdbool.h

@@ -2,18 +2,21 @@
 #ifndef __STDBOOL_H__
 #define __STDBOOL_H__	1
 
-/* The type `bool' must promote to `int' or `unsigned int'.  The constants
+/* The type `_Bool' must promote to `int' or `unsigned int'.  The constants
    `true' and `false' must have the value 0 and 1 respectively.  */
 typedef enum
   {
     false = 0,
     true = 1
-  } bool;
+  } _Bool;
 
 /* The names `true' and `false' must also be made available as macros.  */
 #define false	false
 #define true	true
 
+/* The macro `bool', which may be undefined, expands to _Bool.  */
+#define bool _Bool
+
 /* Signal that all the definitions are present.  */
 #define __bool_true_false_are_defined	1