class.c: Include target.h.

* class.c: Include target.h.
(check_bitfield_decl): Disregard EMPTY_FIELD_BOUNDARY,
BITFIELDS_NBYTES_LIMITED and PCC_BITFIELD_TYPE_MATTERS for MS
bit-field layout.
* Make-lang.in: Adjust deps.

From-SVN: r49527

gcc/cp/ChangeLog

+2002-02-05  Alexandre Oliva  <aoliva@redhat.com>
+
+	* class.c: Include target.h.
+	(check_bitfield_decl): Disregard EMPTY_FIELD_BOUNDARY,
+	BITFIELDS_NBYTES_LIMITED and PCC_BITFIELD_TYPE_MATTERS for MS
+	bit-field layout.
+	* Make-lang.in: Adjust deps.
+
 2002-02-05  Jason Merrill  <jason@redhat.com>
 
 	* error.c (dump_type): Be more helpful about VECTOR_TYPE.

gcc/cp/Make-lang.in

@@ -262,7 +262,7 @@ cp/typeck2.o: cp/typeck2.c $(CXX_TREE_H) flags.h toplev.h output.h $(TM_P_H) \
    diagnostic.h
 cp/typeck.o: cp/typeck.c $(CXX_TREE_H) flags.h $(RTL_H) $(EXPR_H) toplev.h \
    diagnostic.h
-cp/class.o: cp/class.c $(CXX_TREE_H) flags.h toplev.h $(RTL_H)
+cp/class.o: cp/class.c $(CXX_TREE_H) flags.h toplev.h $(RTL_H) $(TARGET_H)
 cp/call.o: cp/call.c $(CXX_TREE_H) flags.h toplev.h $(RTL_H) $(EXPR_H) \
      $(GGC_H) diagnostic.h
 cp/friend.o: cp/friend.c $(CXX_TREE_H) flags.h $(RTL_H) toplev.h $(EXPR_H)

gcc/cp/class.c

@@ -33,6 +33,7 @@ Boston, MA 02111-1307, USA.  */
 #include "toplev.h"
 #include "ggc.h"
 #include "lex.h"
+#include "target.h"
 
 #include "obstack.h"
 #define obstack_chunk_alloc xmalloc
@@ -3106,7 +3107,8 @@ check_bitfield_decl (field)
       DECL_SIZE (field) = convert (bitsizetype, w);
       DECL_BIT_FIELD (field) = 1;
 
-      if (integer_zerop (w))
+      if (integer_zerop (w)
+	  && ! (* targetm.ms_bitfield_layout_p) (DECL_FIELD_CONTEXT (field)))
 	{
 #ifdef EMPTY_FIELD_BOUNDARY
 	  DECL_ALIGN (field) = MAX (DECL_ALIGN (field),