+2010-01-21 Martin Jambor <mjambor@suse.cz>
+
+ PR tree-optimization/42585
+ * tree-sra.c (struct access): New field grp_total_scalarization.
+ (dump_access): Dump the new field.
+ (should_scalarize_away_bitmap): New variable.
+ (cannot_scalarize_away_bitmap): Likewise.
+ (sra_initialize): Allocate new bitmaps.
+ (sra_deinitialize): Free new bitmaps.
+ (create_access_1): New function.
+ (create_access): Parts moved to create_access_1.
+ (type_consists_of_records_p): New function.
+ (completely_scalarize_record): Likewise.
+ (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
+ (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
+ (sort_and_splice_var_accesses): Hint groups with a total_scalarization
+ access.
+ (analyze_all_variable_accesses): Completely scalarize small eligible
+ records.
+
+2010-01-21 Martin Jambor <mjambor@suse.cz>
+
+ * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
+
+2010-01-21 Andrew Haley <aph@redhat.com>
+
+ * gcc.c (process_command): Move lang_specific_driver before
+ setting cc_libexec_prefix.
+
+2010-01-21 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/19988
+ * fold-const.c (negate_expr_p): Pretend only negative
+ real constants are easily negatable.
+
+2010-01-20 Janis Johnson <janis187@us.ibm.com>
+ Jason Merrill <jason@redhat.com>
+
+ * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
+ (TYPE_TRANSPARENT_AGGR): this, for union and record.
+ * calls.c (initialize argument_information): Handle it.
+ * c-common.c (handle_transparent_union_attribute): Use new name.
+ * c-decl.c (finish_struct): Ditto.
+ * c-typeck.c (type_lists_compatible_p): Ditto.
+ (convert_for_assignment): Use new name and also handle record.
+ * function.c (aggregate_value_p): Handle it.
+ (pass_by_reference): Ditto.
+ (assign_parm_data_types): Ditto.
+ * print-tree.c (print_node): Ditto.
+ * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
+ * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
+ * tree.c (first_field): New fn.
+
+2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ PR target/42818
+ * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
+ even when linking statically, for now.
+
+2010-01-20 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/42715
+ * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
+ without a cselib val.
+ (count_uses): Accept MO_VAL_SET with no val on stores.
+ (add_stores): Likewise.
+
+2010-01-20 Jakub Jelinek <jakub@redhat.com>
+
+ * var-tracking.c (check_value_val): Add a compile time assertion.
+ (dv_is_decl_p): Simplify.
+ (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
+ gcc_assert if ENABLE_CHECKING.
+
+2010-01-20 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/42782
+ * var-tracking.c: Include tree-flow.h.
+ (mem_dies_at_call): New.
+ (dataflow_set_preserve_mem_locs): Use it.
+ (dataflow_set_remove_mem_locs): Likewise.
+ (dump_var): Renamed from dump_variable. Adjust all callers.
+ (dump_var_slot): Renamed from dump_variable_slot. Likewise.
+ * Makefile.in (var-tracking.o): Adjust deps.
+
+2010-01-20 Joern Rennecke <amylaar@spamcop.net>
+
+ * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
+
+2010-01-20 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/42717
+ * tree-ssa-dce.c (get_live_post_dom): Remove.
+ (forward_edge_to_pdom): Take an arbitrary edge to copy
+ degenerate PHI args from.
+ (remove_dead_stmt): Use the first post-dominator even if it
+ does not contain live statements as redirection destination.
+
+2010-01-20 Richard Guenther <rguenther@suse.de>
+
+ * tree-inline.c (estimate_num_insns): Handle EH builtins.
+
2010-01-20 Jakub Jelinek <jakub@redhat.com>
* sel-sched.c (create_speculation_check): Remove set but not used