c.opt (Wmain,ffreestanding): Enable for C++,ObjC++.

2007-05-04  Dirk Mueller  <dmueller@suse.de>

        * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.

        * cp-tree.h (DECL_MAIN_P): only if -ffreestanding is
        not in effect.

From-SVN: r124404

gcc/ChangeLog

+2007-05-04  Dirk Mueller  <dmueller@suse.de>
+
+	* c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
+
 2007-05-03  Jan Hubicka  <jh@suse.cz>
 
 	* fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),

gcc/c.opt

@@ -271,7 +271,7 @@ C ObjC C++ ObjC++ Var(warn_long_long) Init(1) Warning
 Do not warn about using \"long long\" when -pedantic
 
 Wmain
-C ObjC Warning
+C ObjC C++ ObjC++ Warning
 Warn about suspicious declarations of \"main\"
 
 Wmissing-braces
@@ -551,7 +551,7 @@ C++ ObjC++
 Scope of for-init-statement variables is local to the loop
 
 ffreestanding
-C ObjC
+C ObjC C++ ObjC++
 Do not assume that standard C libraries and \"main\" exist
 
 fgnu-keywords

gcc/cp/ChangeLog

+2007-05-04  Dirk Mueller  <dmueller@suse.de>
+
+	* cp-tree.h (DECL_MAIN_P): only if -ffreestanding is
+	not in effect.
+
 2007-05-02  Seongbae Park  <seongbae.park@gmail.com>
 
 	PR c++/31663

gcc/cp/cp-tree.h

@@ -303,7 +303,8 @@ typedef struct ptrmem_cst * ptrmem_cst_t;
 #define DECL_MAIN_P(NODE)				\
    (DECL_EXTERN_C_FUNCTION_P (NODE)			\
     && DECL_NAME (NODE) != NULL_TREE			\
-    && MAIN_NAME_P (DECL_NAME (NODE)))
+    && MAIN_NAME_P (DECL_NAME (NODE)))                  \
+    && flag_hosted
 
 /* The overloaded FUNCTION_DECL.  */
 #define OVL_FUNCTION(NODE) \