re PR lto/44312 (lto-streamer-in.c: In function ‘lto_read_tree’: warning:…

re PR lto/44312 (lto-streamer-in.c: In function ‘lto_read_tree’: warning: ‘fv.mode’ is used uninitialized in this function)

2010-05-28  Richard Guenther  <rguenther@suse.de>

	PR lto/44312
	* lto-streamer-in.c (unpack_ts_fixed_cst_value_fields):
	Stream fixed-point constants mode.
	(unpack_ts_type_value_fields): Fix width of TYPE_MODE
	and TYPE_PRECISION.
	* lto-streamer-out.c (pack_ts_fixed_cst_value_fields):
	Stream fixed-point constants mode.
	(pack_ts_function_decl_value_fields): Fix width of TYPE_MODE
	and TYPE_PRECISION.

From-SVN: r159993

gcc/ChangeLog

+2010-05-28  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/44312
+	* lto-streamer-in.c (unpack_ts_fixed_cst_value_fields):
+	Stream fixed-point constants mode.
+	(unpack_ts_type_value_fields): Fix width of TYPE_MODE
+	and TYPE_PRECISION.
+	* lto-streamer-out.c (pack_ts_fixed_cst_value_fields):
+	Stream fixed-point constants mode.
+	(pack_ts_function_decl_value_fields): Fix width of TYPE_MODE
+	and TYPE_PRECISION.
+
 2010-05-28  Sebastian Pop  <sebastian.pop@amd.com>
 
 	* tree-scalar-evolution.c (set_nb_iterations_in_loop): Inlined in the

gcc/lto-streamer-in.c

@@ -1637,6 +1637,7 @@ unpack_ts_fixed_cst_value_fields (struct bitpack_d *bp, tree expr)
 
   fv.data.low = (HOST_WIDE_INT) bp_unpack_value (bp, HOST_BITS_PER_WIDE_INT);
   fv.data.high = (HOST_WIDE_INT) bp_unpack_value (bp, HOST_BITS_PER_WIDE_INT);
+  fv.mode = (enum machine_mode) bp_unpack_value (bp, HOST_BITS_PER_INT);
   TREE_FIXED_CST (expr) = fv;
 }
 
@@ -1770,8 +1771,8 @@ unpack_ts_type_value_fields (struct bitpack_d *bp, tree expr)
 {
   enum machine_mode mode;
 
-  TYPE_PRECISION (expr) = (unsigned) bp_unpack_value (bp, 9);
-  mode = (enum machine_mode) bp_unpack_value (bp, 7);
+  TYPE_PRECISION (expr) = (unsigned) bp_unpack_value (bp, 10);
+  mode = (enum machine_mode) bp_unpack_value (bp, 8);
   SET_TYPE_MODE (expr, mode);
   TYPE_STRING_FLAG (expr) = (unsigned) bp_unpack_value (bp, 1);
   TYPE_NO_FORCE_BLK (expr) = (unsigned) bp_unpack_value (bp, 1);

gcc/lto-streamer-out.c

@@ -387,6 +387,7 @@ pack_ts_fixed_cst_value_fields (struct bitpack_d *bp, tree expr)
   struct fixed_value fv = TREE_FIXED_CST (expr);
   bp_pack_value (bp, fv.data.low, HOST_BITS_PER_WIDE_INT);
   bp_pack_value (bp, fv.data.high, HOST_BITS_PER_WIDE_INT);
+  bp_pack_value (bp, fv.mode, HOST_BITS_PER_INT);
 }
 
 
@@ -513,8 +514,8 @@ pack_ts_function_decl_value_fields (struct bitpack_d *bp, tree expr)
 static void
 pack_ts_type_value_fields (struct bitpack_d *bp, tree expr)
 {
-  bp_pack_value (bp, TYPE_PRECISION (expr), 9);
-  bp_pack_value (bp, TYPE_MODE (expr), 7);
+  bp_pack_value (bp, TYPE_PRECISION (expr), 10);
+  bp_pack_value (bp, TYPE_MODE (expr), 8);
   bp_pack_value (bp, TYPE_STRING_FLAG (expr), 1);
   bp_pack_value (bp, TYPE_NO_FORCE_BLK (expr), 1);
   bp_pack_value (bp, TYPE_NEEDS_CONSTRUCTING (expr), 1);