2008-05-16 Tobias Burnus <burnus@net-b.de>

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

diff --git a/gcc/params.c b/gcc/params.c
index e1e6004..569ae47 100644 (file)
--- a/gcc/params.c
+++ b/gcc/params.c
@@ -1,12 +1,12 @@
 /* params.c - Run-time parameters.
-   Copyright (C) 2001, 2003 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2003, 2004, 2005, 2007 Free Software Foundation, Inc.
    Written by Mark Mitchell <mark@codesourcery.com>.
 
 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
@@ -15,11 +15,8 @@ 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 "config.h"
 #include "system.h"
@@ -67,10 +64,23 @@ set_param_value (const char *name, int value)
   for (i = 0; i < num_compiler_params; ++i)
     if (strcmp (compiler_params[i].option, name) == 0)
       {
-       compiler_params[i].value = value;
+       if (value < compiler_params[i].min_value)
+         error ("minimum value of parameter %qs is %u",
+                compiler_params[i].option,
+                compiler_params[i].min_value);
+       else if (compiler_params[i].max_value > compiler_params[i].min_value
+                && value > compiler_params[i].max_value)
+         error ("maximum value of parameter %qs is %u",
+                compiler_params[i].option,
+                compiler_params[i].max_value);
+       else
+         {
+           compiler_params[i].value = value;
+           compiler_params[i].set = true;
+         }
        return;
       }
 
   /* If we didn't find this parameter, issue an error message.  */
-  error ("invalid parameter `%s'", name);
+  error ("invalid parameter %qs", name);
 }