re PR c++/35316 (ICE with typeof/decltype and bit-fields)

        PR c++/35316
        * semantics.c (finish_decltype_type): Check DECL_BIT_FIELD_TYPE
        to see if DECL_BIT_FIELD_TYPE should be used, not some other flag.
        * typeck.c (is_bitfield_expr_with_lowered_type): Likewise.

From-SVN: r134571

gcc/cp/ChangeLog

+2008-04-22  Jason Merrill  <jason@redhat.com>
+
+	PR c++/35316
+	* semantics.c (finish_decltype_type): Check DECL_BIT_FIELD_TYPE
+	to see if DECL_BIT_FIELD_TYPE should be used, not some other flag.
+	* typeck.c (is_bitfield_expr_with_lowered_type): Likewise.
+
 2008-04-22  Jakub Jelinek  <jakub@redhat.com>
 
 	PR c++/35747

gcc/cp/semantics.c

@@ -4174,7 +4174,7 @@ finish_decltype_type (tree expr, bool id_expression_or_member_access_p)
       switch (TREE_CODE (expr))
         {
         case FIELD_DECL:
-          if (DECL_C_BIT_FIELD (expr))
+          if (DECL_BIT_FIELD_TYPE (expr))
             {
               type = DECL_BIT_FIELD_TYPE (expr);
               break;

gcc/cp/typeck.c

@@ -1507,7 +1507,7 @@ is_bitfield_expr_with_lowered_type (const_tree exp)
 	tree field;
 	
 	field = TREE_OPERAND (exp, 1);
-	if (TREE_CODE (field) != FIELD_DECL || !DECL_C_BIT_FIELD (field))
+	if (TREE_CODE (field) != FIELD_DECL || !DECL_BIT_FIELD_TYPE (field))
 	  return NULL_TREE;
 	if (same_type_ignoring_top_level_qualifiers_p
 	    (TREE_TYPE (exp), DECL_BIT_FIELD_TYPE (field)))

gcc/testsuite/ChangeLog

+2008-04-22  Jason Merrill  <jason@redhat.com>
+
+	PR c++/35316
+	* g++.dg/cpp0x/decltype11.C: New.
+
 2008-04-23  Jakub Jelinek  <jakub@redhat.com>
 
 	PR rtl-optimization/36017

gcc/testsuite/g++.dg/cpp0x/decltype11.C

+// PR c++/35316
+// { dg-options "-std=c++0x" }
+
+template<int> struct A
+{
+  int i : 2;
+
+  void foo()
+  {
+    decltype(i) j;
+  }
+};