* fold-const.c (pointer_may_wrap_p): New static function.

[pf3gnuchains/gcc-fork.git] / gcc / gencheck.c

diff --git a/gcc/gencheck.c b/gcc/gencheck.c
index b8fe254..f8b591e 100644 (file)
--- a/gcc/gencheck.c
+++ b/gcc/gencheck.c
@@ -1,11 +1,12 @@
 /* Generate check macros for tree codes.
-   Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1998, 1999, 2000, 2002, 2003, 2004, 2007
+   Free Software Foundation, Inc.
 
 This file is part of GCC.
 
 GCC is free software; you can redistribute it and/or modify it under
 the terms of the GNU General Public License as published by the Free
-Software Foundation; either version 2, or (at your option) any later
+Software Foundation; either version 3, or (at your option) any later
 version.
 
 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
@@ -14,38 +15,35 @@ FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 for more details.
 
 You should have received a copy of the GNU General Public License
-along with GCC; see the file COPYING.  If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA.  */
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
 
-#include "hconfig.h"
+#include "bconfig.h"
 #include "system.h"
+#include "coretypes.h"
+#include "tm.h"
 
-#define DEFTREECODE(SYM, NAME, TYPE, LEN)   STRINGX(SYM),
+#define DEFTREECODE(SYM, NAME, TYPE, LEN) #SYM,
 
 static const char *const tree_codes[] = {
 #include "tree.def"
 #include "c-common.def"
 #include "gencheck.h"
-(char*)0
+(char*) 0
 };
 
-static void usage PARAMS ((void));
+static void usage (void);
 
 static void
-usage ()
+usage (void)
 {
   fputs ("Usage: gencheck\n", stderr);
 }
 
-extern int main PARAMS ((int, char **));
-
 int
-main (argc, argv)
-     int argc;
-     char **argv ATTRIBUTE_UNUSED;
+main (int argc, char ** ARG_UNUSED (argv))
 {
-  int i;
+  int i, j;
 
   switch (argc)
     {
@@ -61,33 +59,20 @@ main (argc, argv)
   puts ("#ifndef GCC_TREE_CHECK_H");
   puts ("#define GCC_TREE_CHECK_H\n");
 
+  /* Print macros for checks based on each of the tree code names.  However,
+     since we include the tree nodes from all languages, we must check
+     for duplicate names to avoid defining the same macro twice.  */
   for (i = 0; tree_codes[i]; i++)
     {
-      printf ("#define %s_CHECK(t)\tTREE_CHECK (t, %s)\n",
-             tree_codes[i], tree_codes[i]);
+      for (j = 0; j < i; j++)
+       if (strcmp (tree_codes[i], tree_codes[j]) == 0)
+         break;
+
+      if (i == j)
+       printf ("#define %s_CHECK(t)\tTREE_CHECK (t, %s)\n",
+               tree_codes[i], tree_codes[i]);
     }
 
   puts ("\n#endif /* GCC_TREE_CHECK_H */");
   return 0;
 }
-
-#if defined(USE_C_ALLOCA)
-/* FIXME: We only need an xmalloc definition because we are forced to
-   link with alloca.o on some platforms.  This should go away if/when
-   we link against libiberty.a. (ghazi@caip.rutgers.edu 6/3/98) */
-PTR
-xmalloc (nbytes)
-  size_t nbytes;
-{
-  register PTR tmp = (PTR) really_call_malloc (nbytes);
-
-  if (!tmp)
-    {
-      fprintf (stderr, "can't allocate %d bytes (out of virtual memory)\n",
-              nbytes);
-      exit (FATAL_EXIT_CODE);
-    }
-
-  return tmp;
-}
-#endif /* USE_C_ALLOCA */