* tree.h (maybe_fold_offset_to_component_ref): Remove.

[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 2230102..88d090a 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,20 @@
+2007-05-01  Jan Hubicka  <jh@suse.cz>
+
+       * tree.h (maybe_fold_offset_to_component_ref): Remove.
+       (maybe_fold_offset_to_reference): Declare.
+       * fold-const.c (fold_unary): Do not fold
+       (type *)&A into &A->field_of_type_and_offset_0
+       * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
+       size is unknown, give up.
+       (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
+       offsets.
+       (maybe_fold_offset_to_reference): New.
+       (maybe_fold_stmt_indirect): Use it.
+       (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
+       * gimplify.c (gimplify_conversion): Canonicalize conversions to
+       field references.
+       (gimplify_expr): Likewise for plus_expr.
+
 2007-05-01  Zdenek Dvorak  <dvorakz@suse.cz>
 
        * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use