+2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
+ to /dev/null.
+ * configure: Regenerate.
+
+2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
+ unused.
+ Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
+ * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
+ support in Sun ld.
+ * configure: Regenerate.
+
+2010-05-10 Richard Guenther <rguenther@suse.de>
+
+ * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
+ marked if the entry identifier is marked.
+
+2010-05-10 Richard Guenther <rguenther@suse.de>
+
+ * c-common.c (struct c_common_attributes): Add fnspec attribute.
+ (handle_fnspec_attribute): New function.
+ * gimple.h (gimple_call_return_flags): Declare.
+ (gimple_call_arg_flags): Likewise.
+ * gimple.c (gimple_call_arg_flags): New function.
+ (gimple_call_return_flags): Likewise.
+ * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
+ New argument flags.
+ (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
+ return value flags.
+ * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
+ * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
+ main work to ...
+ (make_heapvar_for): ... this new function.
+ (handle_rhs_call): Handle fnspec attribute argument specifiers.
+ (handle_lhs_call): Likewise.
+ (find_func_aliases): Adjust.
+
+2010-05-10 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/44050
+ * tree-inline.c (tree_function_versioning): Clone the ipa-pta
+ flag.
+
+2010-05-10 Wei Guozhi <carrot@google.com>
+
+ PR target/42879
+ * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
+
+2010-05-09 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/10676
+ * c-typeck.c (lookup_field): Take a type directly. Update
+ recursive calls.
+ (build_component_ref): Update call to lookup_field.
+ (set_init_label): Use lookup_field to find initialized field.
+ Handle returned list of fields like a sequence of designators.
+
+2010-05-09 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/44024
+ * fold-const.c (tree_single_nonzero_warnv_p): Properly
+ handle &FUNCTION_DECL.
+
+2010-05-09 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/4784
+ * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
+ structures and unions recursively.
+ (detect_field_duplicates): Move duplicate detection with a hash to
+ detect_field_duplicates_hash. Always use a hash if anonymous
+ structures or unions are present.
+ * doc/extend.texi (Unnamed Fields): Document that duplicate fields
+ give errors.
+
+2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/44046
+ * config/i386/driver-i386.c (host_detect_local_cpu): Properly
+ detect Atom, Core 2 and Core i7.
+
+2010-05-09 Richard Guenther <rguenther@suse.de>
+
+ * gcc.c (store_arg): Handle temporary file deletion for
+ joined arguments.
+
+2010-05-09 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/44043
+ * ipa-inline.c (estimate_function_body_sizes): Return after
+ disregarding inline limits.
+
+2010-05-09 Richard Guenther <rguenther@suse.de>
+
+ * gcc.c (store_arg): Revert last change.
+
+2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
+
+ PR middle-end/28685
+ * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
+ (optimize_ops_list): Call it.
+
+2010-05-08 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/44030
+ * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
+ NECESSARY flag if we propagate from a inserted expression.
+
+2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
+ domain types as equal if they are both PLACEHOLDER_EXPRs.
+
+2010-05-08 Richard Guenther <rguenther@suse.de>
+
+ * lto-wrapper.c (run_gcc): Remove linker output from
+ command line for LTRANS invocation.
+
+2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
+
+ * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
+ lto-macho as lto_binary_reader.
+ * target.h (struct gcc_target): New hooks lto_start and lto_end.
+ * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
+ * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
+ in lto_start and lto_end calls.
+ (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
+ magic numbers.
+ (scan_prog_file): Update is_elf_or_coff call.
+ * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
+
+ * collect2.c (main): Fix enum comparison.
+
+ * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
+ Add prototypes.
+ * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
+ * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
+ and TARGET_ASM_LTO_END.
+ * darwin.c: Include obstack.h and lto-streamer.h.
+ (lto_section_names_offset, lto_section_names_obstack,
+ lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
+ global variables.
+ (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
+ (darwin_asm_lto_start): New function. Redirect output to asm_out_file
+ to a temporary file.
+ (darwin_asm_lto_end): New function. Restore asm_out_file.
+ (darwin_asm_named_section): For LTO sections, replace the name with
+ the offset of the section name in a string table, and build this
+ table.
+ (darwin_file_start): Initialize global vars for LTO support.
+ (darwin_file_end): If output to asm_out_file was redirected, append it
+ to the proper asm_out_file here. Add the section names section.
+
+2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
+
+ * c-pragma.c (pending_weak_d, pending_weak): New.
+ (pending_weaks): Change the type to VEC((pending_weak,gc) *.
+ (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
+ handle_pragma_weak): Update the uses of pending_weaks.
+
+2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR documentation/44016
+ * doc/standards.texi (Standards): Link to unversioned
+ cxx0x_status.html page.
+
+2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
+
+ PR target/43708
+ * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
+ in addition to TREE_USED, to avoid "set but unused" warnings.
+
+2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
+
+ * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
+ (is_loop_prefetching_profitable): Do not insert prefetches
+ when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
+ times the prefetch ahead distance.
+
+2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
+
+ * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
+ Account for loop unrolling in the insn-to-prefetch ratio heuristic.
+ (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
+ the unroll_factor.
+
+2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
+
+ * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
+ a diagnostic info when the insn-to-mem ratio is too small.
+
+2010-05-07 Richard Guenther <rguenther@suse.de>
+
+ * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
+ the linker plugin.
+ (store_arg): Queue temp_filename for deletion instead of
+ the whole argument.
+
2010-05-07 Richard Guenther <rguenther@suse.de>
* lto-wrapper.c (DUMPBASE_SUFFIX): Define.