warn about ptrdiff_t passed as long on 2-4 machines

1990-04-25 15:09:51 +00:00
parent f2b4713c24
commit dc12b2fa3d
8 changed files with 40 additions and 5 deletions
--- a/lang/cem/cemcom.ansi/expr.str
+++ b/lang/cem/cemcom.ansi/expr.str
@@ -95,6 +95,7 @@ struct expr	{
 #define	EX_VOLATILE	0x080		/* volatile variabele */
 #define	EX_ILVALUE	0x100		/* an illegal lvalue e.g. f().x */
 #define	EX_ERROR	0x200		/* the expression is wrong */
+#define	EX_PTRDIFF	0x400		/* subtracting 2 pointers in expr. */

 #define	NILEXPR		((struct expr *)0)