cppexp.c (parse_number): Use ISXDIGIT/hex_value.

	* cppexp.c (parse_number): Use ISXDIGIT/hex_value.
	* cpplex.c (hex_digit_value): Use hex_p/hex_value.
	* cppmain.c (general_init): Call hex_init.

From-SVN: r46912

gcc/ChangeLog

 2001-11-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
+	* cppexp.c (parse_number): Use ISXDIGIT/hex_value.
+	* cpplex.c (hex_digit_value): Use hex_p/hex_value.
+	* cppmain.c (general_init): Call hex_init.
+
 	* config.gcc (i[34567]86-dg-dgux*): Don't set `out_file'.
 
 	* i386/dgux.h (ASM_FILE_START): Set to the meaningful portions

gcc/cppexp.c

@@ -129,14 +129,9 @@ parse_number (pfile, tok)
     {
       c = *p;
 
-      if (ISDIGIT (c))
-	digit = c - '0';
-      /* We believe that in all live character sets, a-f are
-	 consecutive, and so are A-F.  */
-      else if (base == 16 && c >= 'a' && c <= 'f')
-	digit = c - 'a' + 10;
-      else if (base == 16 && c >= 'A' && c <= 'F')
-	digit = c - 'A' + 10;
+      if (ISDIGIT (c)
+	  || (base == 16 && ISXDIGIT (c)))
+	digit = hex_value (c);
       else
 	break;
 

gcc/cpplex.c

@@ -1601,13 +1601,10 @@ static unsigned int
 hex_digit_value (c)
      unsigned int c;
 {
-  if (c >= 'a' && c <= 'f')
-    return c - 'a' + 10;
-  if (c >= 'A' && c <= 'F')
-    return c - 'A' + 10;
-  if (c >= '0' && c <= '9')
-    return c - '0';
-  abort ();
+  if (hex_p (c))
+    return hex_value (c);
+  else
+    abort ();
 }
 
 /* Parse a '\uNNNN' or '\UNNNNNNNN' sequence.  Returns 1 to indicate

gcc/cppmain.c

@@ -100,6 +100,7 @@ general_init (argv0)
 
   xmalloc_set_program_name (progname);
 
+  hex_init ();
   gcc_init_libintl ();
 }