* doc/install.texi (xtensa-*-elf): New target.

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

diff --git a/gcc/c-typeck.c b/gcc/c-typeck.c
index 667dbe2..37f6a87 100644 (file)
--- a/gcc/c-typeck.c
+++ b/gcc/c-typeck.c
@@ -93,7 +93,7 @@ require_complete_type (value)
 {
   tree type = TREE_TYPE (value);
 
-  if (TREE_CODE (value) == ERROR_MARK)
+  if (value == error_mark_node || type == error_mark_node)
     return error_mark_node;
 
   /* First, detect a valid value with a complete type.  */
@@ -1199,6 +1199,10 @@ build_component_ref (datum, component)
            TREE_READONLY (ref) = 1;
          if (TREE_THIS_VOLATILE (datum) || TREE_THIS_VOLATILE (subdatum))
            TREE_THIS_VOLATILE (ref) = 1;
+
+         if (TREE_DEPRECATED (subdatum))
+           warn_deprecated_use (subdatum);
+
          datum = ref;
        }
 
@@ -1415,6 +1419,9 @@ build_external_ref (id, fun)
   tree decl = lookup_name (id);
   tree objc_ivar = lookup_objc_ivar (id);
 
+  if (decl && TREE_DEPRECATED (decl))
+    warn_deprecated_use (decl);
+
   if (!decl || decl == error_mark_node || C_DECL_ANTICIPATED (decl))
     {
       if (objc_ivar)
@@ -1792,6 +1799,9 @@ parser_build_binary_op (code, arg1, arg2)
   enum tree_code code1 = ERROR_MARK;
   enum tree_code code2 = ERROR_MARK;
 
+  if (TREE_CODE (result) == ERROR_MARK)
+    return error_mark_node;
+
   if (IS_EXPR_CODE_CLASS (class1))
     code1 = C_EXP_ORIGINAL_CODE (arg1);
   if (IS_EXPR_CODE_CLASS (class2))
@@ -3078,7 +3088,7 @@ build_unary_op (code, xarg, flag)
          readonly_warning (arg, 
                            ((code == PREINCREMENT_EXPR
                              || code == POSTINCREMENT_EXPR)
-                            ? _("increment") : _("decrement")));
+                            ? "increment" : "decrement"));
 
        if (TREE_CODE (TREE_TYPE (arg)) == BOOLEAN_TYPE)
          val = boolean_increment (code, arg);
@@ -4397,7 +4407,7 @@ warn_for_assignment (msgid, opname, function, argnum)
        }
       else
        {
-         /* Function name unknown (call through ptr); just give arg number.*/
+         /* Function name unknown (call through ptr); just give arg number.  */
          const char *const argnofun = _("passing arg %d of pointer to function");
          new_opname = (char *) alloca (strlen (argnofun) + 1 + 25 /*%d*/ + 1);
          sprintf (new_opname, argnofun, argnum);
@@ -5554,7 +5564,7 @@ pop_init_level (implicit)
       else
        /* Zero-length arrays are no longer special, so we should no longer
           get here.  */
-       abort();
+       abort ();
     }
 
   /* Warn when some struct elements are implicitly initialized to zero.  */
@@ -6611,7 +6621,14 @@ process_init_element (value)
 
   /* In the case of [LO ... HI] = VALUE, only evaluate VALUE once.  */
   if (constructor_range_stack)
-    value = save_expr (value);
+    {
+      /* If value is a compound literal and we'll be just using its
+        content, don't put it into a SAVE_EXPR.  */
+      if (TREE_CODE (value) != COMPOUND_LITERAL_EXPR
+         || !require_constant_value
+         || flag_isoc99)
+       value = save_expr (value);
+    }
 
   while (1)
     {