re PR bootstrap/44287 (Failed to bootstrap)

gcc/cp/
2010-05-27  Kai Tietz  <kai.tietz@onevision.com>

        PR bootstrap/44287
        * rtti.c (emit_support_tinfos): Check for NULL_TREE.
        * class.c (layout_class_type): Likewise.
        * decl.c (finish_enum): Likewise.
        * mangle.c (write_builitin_type): Likewise.

gcc/
2010-05-27  Kai Tietz  <kai.tietz@onevision.com>

        PR bootstrp/44287
        * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
        (narrow_signed_type): Likewise.

From-SVN: r159912

gcc/ChangeLog

+2010-05-27  Kai Tietz  <kai.tietz@onevision.com>
+
+	PR bootstrp/44287
+	* c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
+	(narrow_signed_type): Likewise.
+
 2010-05-26  Jan Hubicka  <jh@suse.cz>
 
 	* cgraphunit.c (verify_cgraph_node): Do checking that DECL match

gcc/c-lex.c

@@ -480,7 +480,11 @@ narrowest_unsigned_type (unsigned HOST_WIDE_INT low,
 
   for (; itk < itk_none; itk += 2 /* skip unsigned types */)
     {
-      tree upper = TYPE_MAX_VALUE (integer_types[itk]);
+      tree upper;
+
+      if (integer_types[itk] == NULL_TREE)
+	continue;
+      upper = TYPE_MAX_VALUE (integer_types[itk]);
 
       if ((unsigned HOST_WIDE_INT) TREE_INT_CST_HIGH (upper) > high
 	  || ((unsigned HOST_WIDE_INT) TREE_INT_CST_HIGH (upper) == high
@@ -508,7 +512,11 @@ narrowest_signed_type (unsigned HOST_WIDE_INT low,
 
   for (; itk < itk_none; itk += 2 /* skip signed types */)
     {
-      tree upper = TYPE_MAX_VALUE (integer_types[itk]);
+      tree upper;
+
+      if (integer_types[itk] == NULL_TREE)
+	continue;
+      upper = TYPE_MAX_VALUE (integer_types[itk]);
 
       if ((unsigned HOST_WIDE_INT) TREE_INT_CST_HIGH (upper) > high
 	  || ((unsigned HOST_WIDE_INT) TREE_INT_CST_HIGH (upper) == high

gcc/cp/ChangeLog

+2010-05-27  Kai Tietz  <kai.tietz@onevision.com>
+
+	PR bootstrap/44287
+	* rtti.c (emit_support_tinfos): Check for NULL_TREE.
+	* class.c (layout_class_type): Likewise.
+	* decl.c (finish_enum): Likewise.
+	* mangle.c (write_builitin_type): Likewise.
+
 2010-05-26  Kai Tietz  <kai.tietz@onevision.com>
 
 	* cp-tree.h (cp_decl_specifier_seq): Add new bifield

gcc/cp/class.c

@@ -4975,14 +4975,19 @@ layout_class_type (tree t, tree *virtuals_p)
 	     of the field.  Then, we are supposed to use the left over
 	     bits as additional padding.  */
 	  for (itk = itk_char; itk != itk_none; ++itk)
-	    if (INT_CST_LT (DECL_SIZE (field),
-			    TYPE_SIZE (integer_types[itk])))
+	    if (integer_types[itk] != NULL_TREE
+		&& INT_CST_LT (DECL_SIZE (field),
+			       TYPE_SIZE (integer_types[itk])))
 	      break;
 
 	  /* ITK now indicates a type that is too large for the
 	     field.  We have to back up by one to find the largest
 	     type that fits.  */
-	  integer_type = integer_types[itk - 1];
+	  do
+	  {
+            --itk;
+	    integer_type = integer_types[itk];
+	  } while (itk > 0 && integer_type == NULL_TREE);
 
 	  /* Figure out how much additional padding is required.  GCC
 	     3.2 always created a padding field, even if it had zero

gcc/cp/decl.c

@@ -11402,7 +11402,8 @@ finish_enum (tree enumtype)
            itk++)
         {
           underlying_type = integer_types[itk];
-          if (TYPE_PRECISION (underlying_type) >= precision
+          if (underlying_type != NULL_TREE
+	      && TYPE_PRECISION (underlying_type) >= precision
               && TYPE_UNSIGNED (underlying_type) == unsignedp)
             break;
         }

gcc/cp/mangle.c

@@ -2055,7 +2055,8 @@ write_builtin_type (tree type)
 	     it in the array of these nodes.  */
 	iagain:
 	  for (itk = 0; itk < itk_none; ++itk)
-	    if (type == integer_types[itk])
+	    if (integer_types[itk] != NULL_TREE
+		&& type == integer_types[itk])
 	      {
 		/* Print the corresponding single-letter code.  */
 		write_char (integer_type_codes[itk]);

gcc/cp/rtti.c

@@ -1502,6 +1502,8 @@ emit_support_tinfos (void)
       tree types[3];
       int i;
 
+      if (bltn == NULL_TREE)
+	continue;
       types[0] = bltn;
       types[1] = build_pointer_type (bltn);
       types[2] = build_pointer_type (cp_build_qualified_type (bltn,