i386.c (ix86_abi): Move initialization to ...

2009-04-02  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_abi): Move initialization to ...
	(override_options): Here.

From-SVN: r145449

gcc/ChangeLog

+2009-04-02  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (ix86_abi): Move initialization to ...
+	(override_options): Here.
+
 2009-04-02  Christian Bruel  <christian.bruel@st.com>
 
 	* config/sh/sh.c (sh_dwarf_register_span): New function.

gcc/config/i386/i386.c

@@ -1744,7 +1744,7 @@ static unsigned int ix86_default_incoming_stack_boundary;
 unsigned int ix86_incoming_stack_boundary;
 
 /* The abi used by target.  */
-enum calling_abi ix86_abi = DEFAULT_ABI;
+enum calling_abi ix86_abi;
 
 /* Values 1-5: see jump.c */
 int ix86_branch_cost;
@@ -2732,6 +2732,8 @@ override_options (bool main_args_p)
 	error ("unknown ABI (%s) for %sabi=%s %s",
 	       ix86_abi_string, prefix, suffix, sw);
     }
+  else
+    ix86_abi = DEFAULT_ABI;
 
   if (ix86_cmodel_string != 0)
     {