c-parser.c (struct c_token): Move location field up.

	* c-parser.c (struct c_token): Move location field up.
	* c-tree.h (struct c_typespec): Move expr_const_operands field up.
	(struct c_declspecs): Convert typespec_word, storage_class, and
	default_int_p into bitfields.
	(struct c_declarator): Move loc field up.

From-SVN: r158744

gcc/ChangeLog

 2010-04-26  Nathan Froyd  <froydnj@codesourcery.com>
 
+	* c-parser.c (struct c_token): Move location field up.
+	* c-tree.h (struct c_typespec): Move expr_const_operands field up.
+	(struct c_declspecs): Convert typespec_word, storage_class, and
+	default_int_p into bitfields.
+	(struct c_declarator): Move loc field up.
+
+2010-04-26  Nathan Froyd  <froydnj@codesourcery.com>
+
 	* cfgloop.h (struct loop): Move can_be_parallel field up.
 	* ipa-prop.h (struct ip_node_params): Move bitfields up.
 	* tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field

gcc/c-parser.c

@@ -156,10 +156,10 @@ typedef struct GTY (()) c_token {
   /* If this token is a CPP_PRAGMA, this indicates the pragma that
      was seen.  Otherwise it is PRAGMA_NONE.  */
   ENUM_BITFIELD (pragma_kind) pragma_kind : 8;
-  /* The value associated with this token, if any.  */
-  tree value;
   /* The location at which this token was found.  */
   location_t location;
+  /* The value associated with this token, if any.  */
+  tree value;
 } c_token;
 
 /* A parser structure recording information about the state and

gcc/c-tree.h

@@ -160,6 +160,9 @@ enum c_typespec_kind {
 struct c_typespec {
   /* What kind of type specifier this is.  */
   enum c_typespec_kind kind;
+  /* Whether the expression has operands suitable for use in constant
+     expressions.  */
+  bool expr_const_operands;
   /* The specifier itself.  */
   tree spec;
   /* An expression to be evaluated before the type specifier, in the
@@ -171,9 +174,6 @@ struct c_typespec {
      expression itself (as opposed to the array sizes) forms no part
      of the type and so needs to be recorded separately.  */
   tree expr;
-  /* Whether the expression has operands suitable for use in constant
-     expressions.  */
-  bool expr_const_operands;
 };
 
 /* A storage class specifier.  */
@@ -220,11 +220,11 @@ struct c_declspecs {
      NULL; attributes (possibly from multiple lists) will be passed
      separately.  */
   tree attrs;
-  /* Any type specifier keyword used such as "int", not reflecting
-     modifiers such as "short", or cts_none if none.  */
-  enum c_typespec_keyword typespec_word;
   /* The storage class specifier, or csc_none if none.  */
   enum c_storage_class storage_class;
+  /* Any type specifier keyword used such as "int", not reflecting
+     modifiers such as "short", or cts_none if none.  */
+  ENUM_BITFIELD (c_typespec_keyword) typespec_word : 8;
   /* Whether any expressions in typeof specifiers may appear in
      constant expressions.  */
   BOOL_BITFIELD expr_const_operands : 1;
@@ -252,7 +252,7 @@ struct c_declspecs {
   BOOL_BITFIELD deprecated_p : 1;
   /* Whether the type defaulted to "int" because there were no type
      specifiers.  */
-  BOOL_BITFIELD default_int_p;
+  BOOL_BITFIELD default_int_p : 1;
   /* Whether "long" was specified.  */
   BOOL_BITFIELD long_p : 1;
   /* Whether "long" was specified more than once.  */
@@ -319,9 +319,9 @@ struct c_arg_info {
 struct c_declarator {
   /* The kind of declarator.  */
   enum c_declarator_kind kind;
+  location_t id_loc; /* Currently only set for cdk_id, cdk_array. */
   /* Except for cdk_id, the contained declarator.  For cdk_id, NULL.  */
   struct c_declarator *declarator;
-  location_t id_loc; /* Currently only set for cdk_id, cdk_array. */
   union {
     /* For identifiers, an IDENTIFIER_NODE or NULL_TREE if an abstract
        declarator.  */