ipa-pta-11.c: Make p and q referenced.

2010-05-09  Richard Guenther  <rguenther@suse.de>

* gcc.dg/ipa/ipa-pta-11.c: Make p and q referenced.

From-SVN: r159199

* gnat.dg/lto6.adb: Remove superfluous -gnat05 switch.

From-SVN: r159198

gcc.c (store_arg): Revert last change.

2010-05-09  Richard Guenther  <rguenther@suse.de>

* gcc.c (store_arg): Revert last change.

From-SVN: r159197

Daily bump.

From-SVN: r159195

lto[12456].adb: Add "target lto" marker.

* gnat.dg/lto[12456].adb: Add "target lto" marker.
* gnat.dg/specs/lto3.ads: Likewise.

From-SVN: r159191

re PR middle-end/28685 (Multiple comparisons are not simplified)

2010-05-08  Sandra Loosemore  <sandra@codesourcery.com>

PR middle-end/28685

gcc/
* tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
(optimize_ops_list): Call it.

gcc/testsuite/
* gcc.dg/pr28685-1.c: New file.

From-SVN: r159189

Fix typo

From-SVN: r159188

Fix typo in symbol visibility specification

From-SVN: r159187

re PR tree-optimization/44030 (error: SSA name in freelist but still referenced)

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.

* gcc.c-torture/compile/pr44030.c: New testcase.

From-SVN: r159186

gimple.c (gimple_types_compatible_p): Treat bounds of domain types as equal if they are both PLACEHOLDER_EXPRs.

* gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
domain types as equal if they are both PLACEHOLDER_EXPRs.

From-SVN: r159185

exp_disp.adb (Make_Tags): Mark the imported view of dispatch tables.

* exp_disp.adb (Make_Tags): Mark the imported view of dispatch tables.
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: Make imported
constants really constant.
<E_Record_Subtype>: Strip the suffix for dispatch table entities.

From-SVN: r159184

* gcc-interface/decl.c (make_aligning_type): Declare the type.

From-SVN: r159183

decl.c (gnat_to_gnu_entity): Create variables for size expressions of variant part of record types declared...

* gcc-interface/decl.c (gnat_to_gnu_entity): Create variables for size
expressions of variant part of record types declared at library level.

From-SVN: r159182

gigi.h (create_field_decl): Move PACKED parameter.

* gcc-interface/gigi.h (create_field_decl): Move PACKED parameter.
* gcc-interface/utils.c (create_field_decl): Move PACKED parameter.
(rest_of_record_type_compilation): Adjust call to create_field_decl.
(make_descriptor_field): Likewise and pass correctly typed constants.
(build_unc_object_type): Likewise.
(unchecked_convert): Likewise.
* gcc-interface/decl.c (elaborate_expression_2): New static function.
(gnat_to_gnu_entity): Use it to make alignment factors explicit.
Adjust call to create_field_decl.
(make_aligning_type): Likewise.
(make_packable_type): Likewise.
(maybe_pad_type): Likewise.
(gnat_to_gnu_field): Likewise.
(components_to_record): Likewise.
(create_field_decl_from): Likewise.
(create_variant_part_from): Remove superfluous test.
* gcc-interface/trans.c (gigi): Adjust call to create_field_decl.

From-SVN: r159181

gigi.h (build_unc_object_type): Add DEBUG_INFO_P param.

* gcc-interface/gigi.h (build_unc_object_type): Add DEBUG_INFO_P param.
(build_unc_object_type_from_ptr): Likewise.
* gcc-interface/utils.c (build_unc_object_type): Add DEBUG_INFO_P param
and pass it to create_type_decl.  Declare the type.  Simplify.
(build_unc_object_type_from_ptr): Add DEBUG_INFO_P parameter and pass
it to build_unc_object_type.
* gcc-interface/decl.c (gnat_to_gnu_entity): Adjust to above change.
* gcc-interface/trans.c (Attribute_to_gnu): Likewise.
(gnat_to_gnu): Likewise.
* gcc-interface/utils2.c (build_allocator): Likewise.

From-SVN: r159180

Daily bump.

From-SVN: r159179

lto-wrapper.c (run_gcc): Remove linker output from command line for LTRANS invocation.

2010-05-08  Richard Guenther  <rguenther@suse.de>

* lto-wrapper.c (run_gcc): Remove linker output from
command line for LTRANS invocation.

From-SVN: r159174

configure.ac (--enable-lto): Add x86_64-apple-darwin* as a platform that supports LTO.

ChangeLog:
* configure.ac (--enable-lto): Add x86_64-apple-darwin* as
a platform that supports LTO.
* configure: Regenerate.

gcc/ChangeLog:
* 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.

lto/ChangeLog:
* lto.h (struct lto_file_struct): Document offset member.
* lto-endian.h: New file.
* lto-macho.h: New file.
* lto-macho.c: New file.
* Make-lang.in: Add rule for lto-macho.o.

From-SVN: r159173

c-pragma.c (pending_weak_d, [...]): New.

* 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.

From-SVN: r159172

Fix link to outdated cxx0x status page.

gcc/:
        PR documentation/44016
        * doc/standards.texi (Standards): Link to unversioned
        cxx0x_status.html page.

From-SVN: r159168

re PR target/43708 (gcc.dg/pragma-darwin.c "set not used", not working with pragma)

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.

From-SVN: r159164

Define the TRIP_COUNT_TO_AHEAD_RATIO heuristic.

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.

From-SVN: r159163

Account for loop unrolling in the insn-to-prefetch ratio heuristic.

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.

From-SVN: r159162

Dump a diagnostic info when the insn-to-mem ratio is too small.

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.

From-SVN: r159161

Remove free_mem

From-SVN: r159160

re PR lto/43857 (-fresolution causes an ICE)

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.

lto/
PR lto/43857
PR lto/43371
* lang.opt (fresolution): Change to ...
(fresolution=): ... this.
* lto-lang.c (lto_handle_option): Adjust.

lto-plugin/
* lto-plugin.c (free_2): Do not free resolution_file.
(write_resolution): Check that we were passed a resolution file.
(all_symbols_read_handler): Adjust.
(cleanup_handler): Do not remove the resolution file.
(process_option): Handle -fresolution=.

From-SVN: r159159

re PR c++/43951 (Revision 158918 miscompiled 483.xalancbmk in SPEC CPU 2006)

PR c++/43951
* init.c (diagnose_uninitialized_cst_or_ref_member_1): Returns the
error count. Emit errors only if compain is true.
(build_new_1): Do not return error_mark_node if
diagnose_uninitialized_cst_or_ref_member_1 does not diagnose any
errors. Delay the check for user-provided constructor.
(perform_member_init): Adjust.
* cp-tree.h (diagnose_uninitialized_cst_or_ref_member): Change the
prototype.

From-SVN: r159158

lto-wrapper.c (DUMPBASE_SUFFIX): Define.

2010-05-07  Richard Guenther  <rguenther@suse.de>

* lto-wrapper.c (DUMPBASE_SUFFIX): Define.
(run_gcc): Handle LTRANS phase invocation.
* collect2.c (maybe_run_lto_and_relink): Do not set
WPA_SAVE_LTRANS.

lto/
* lto.c (DUMPBASE_SUFFIX): Remove.
(lto_execute_ltrans): Move functionality to lto-wrapper.c.
Rename to ...
(lto_write_ltrans_list): ... only output the list of ltrans files.
(lto_maybe_unlink): Remove.
(do_whole_program_analysis): Do not execute LTRANS phase
from here.

From-SVN: r159157

tree.h (TREE_ADDRESSABLE): Adjust comment to say that this is also meaningful on PARM_DECLs and RESULT_DECLs.

* tree.h (TREE_ADDRESSABLE): Adjust comment to say that
this is also meaningful on PARM_DECLs and RESULT_DECLs.

From-SVN: r159156

re PR fortran/40728 (Bogus error "Error: Can't convert UNKNOWN to REAL(8) at (1)")

gcc/fortran/:
2010-05-07  Daniel Franke  <franke.daniel@gmail.com>

PR fortran/40728
* intrinc.c (gfc_is_intrinsic): Do not prematurely mark symbol
        as external

gcc/testsuite/:
2010-05-07  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/40728
        * gfortran.dg/coarray_1.f90: Fixed error message.
        * gfortran.dg/selected_char_kind_3.f90: Fixed error message.
        * gfortran.dg/intrinsic_std_1.f90: Fixed bogus message.
        * gfortran.dg/intrinsic_std_5.f90: New.

From-SVN: r159155

* g++.dg/cpp0x/nullptr20.C: Use sprintf.

From-SVN: r159153

* config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.

From-SVN: r159151

re PR middle-end/44020 (Failed to build 200.sixtrack in SPEC CPU 2K)

2010-05-07  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/44020
* tree-ssa-pre.c (execute_pre): Do not remove dead inserted
code when PRE is not yet initialized.

From-SVN: r159150

re PR c/40989 (-Werror= and #pragma diagnostics do not work with group flags)

PR 40989
* gcc-interface/misc.c (gnat_handle_option): Fix long line.

From-SVN: r159149

dbxmdebug.h: Remove.

* config/mips/dbxmdebug.h: Remove.
* config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.

From-SVN: r159147

20100423-2_0.c: Include <stdio.h>.

* gcc.dg/lto/20100423-2_0.c: Include <stdio.h>.
(size_t, stderr): Remove.
(read_error): Replaced __builtin_fprintf by fprintf.

From-SVN: r159146

c-typeck.c (build_binary_op): Warn ordered comparison of pointer with null pointer and also warn about...

gcc/
2010-05-07  Shujing Zhao  <pearly.zhao@oracle.com>

        * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
        with null pointer and also warn about ordered comparison of zero
        with pointer if -Wextra.

gcc/testsuite/
2010-05-07  Shujing Zhao  <pearly.zhao@oracle.com>

        * gcc.dg/ordered-comparison-1.c: New test.
        * gcc.dg/ordered-comparison-2.c: New test.
        * gcc.dg/ordered-comparison-3.c: New test.
        * gcc.dg/ordered-comparison-4.c: New test.

From-SVN: r159145

exception_ptr.h (make_exception_ptr): Add.

2010-05-07  Jonathan Wakely  <jwakely.gcc@gmail.com>

* libsupc++/exception_ptr.h (make_exception_ptr): Add.
* testsuite/18_support/exception_ptr/make_exception_ptr.cc: New.

From-SVN: r159144

Daily bump.

From-SVN: r159143

Note which PR this was related to.

From-SVN: r159139

* obj-c++.dg/cxx-ivars-2.mm: Restore running of testcase.

From-SVN: r159138

gnu.ver: Move decltype(nullptr) into CXXABI_1.3.5.

* config/abi/pre/gnu.ver: Move decltype(nullptr) into CXXABI_1.3.5.
* testsuite/util/testsuite_abi.cc (check_version): Add CXXABI_1.3.5.

From-SVN: r159136

Add ChangeLog entries.

From-SVN: r159135

Allow all the versions greater than 0.10 of PPL.

2010-05-05  Sebastian Pop  <sebastian.pop@amd.com>

* configure.ac: Allow all the versions greater than 0.10 of PPL.
* configure: Regenerated.

From-SVN: r159134

Replace Value with mpz_t

2010-04-12  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>

* graphite-blocking.c
(pbb_strip_mine_profitable_p): Replace Value with mpz_t.
* graphite-clast-to-gimple.c
(clast_to_gcc_expression): Same.
(precision_for_value): Same.
(precision_for_interval): Same.
(gcc_type_for_interval): Same.
(graphite_create_new_guard): Same.
(compute_bounds_for_level): Same.
(graphite_create_new_loop_guard): Same.
* graphite-interchange.c
(build_linearized_memory_access): Same.
(pdr_stride_in_loop): Same.
(memory_strides_in_loop_1): Same.
(memory_strides_in_loop): Same.
(extend_scattering): Same.
(psct_scattering_dim_for_loop_depth): Same.
(pbb_number_of_iterations): Same.
* graphite-poly.h
(debug_iteration_domains): Same.
* graphite-ppl.c
(new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
(ppl_set_inhomogeneous_gmp): Same.
(ppl_strip_loop): Same.
(ppl_lexico_compare_linear_expressions): Same.
(ppl_read_polyhedron_matrix): Same.
(ppl_max_for_le_pointset): Same.
* graphite-ppl.h
(ppl_read_polyhedron_matrix): Same.
(tree_int_to_gmp): Same.
(gmp_cst_to_tree): Same.
(ppl_set_inhomogeneous): Same.
(ppl_set_inhomogeneous_tree): Same.
(ppl_set_coef): Same.
(ppl_set_coef_tree): Same.
* graphite-sese-to-poly.c
(build_pbb_scattering_polyhedrons): Same.
(build_scop_scattering): Same.
(scan_tree_for_params_right_scev): Same.
(scan_tree_for_params): Same.
(find_params_in_bb): Same.
(find_scop_parameters): Same.
(add_upper_bounds_from_estimated_nit): Same.
(build_loop_iteration_domains): Same.
(add_condition_to_domain): Same.
(pdr_add_memory_accesses): Same.

From-SVN: r159133

Resolve CLooG's value_* macros to their respective mpz_* counterparts.

2010-04-11  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>

* graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
CLooG's value_* macros to their respective mpz_* counterparts.
* graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
(graphite_create_new_loop_guard): Same.
* graphite-interchange.c (build_linearized_memory_access): Same.
(pdr_stride_in_loop): Same.
(memory_strides_in_loop_1): Same.
(1st_interchange_profitable_p): Same.
* graphite-poly.c (extend_scattering): Same.
(psct_scattering_dim_for_loop_depth): Same.
(pbb_number_of_iterations): Same.
(pbb_number_of_iterations_at_time): Same.
* graphite-poly.h (new_1st_loop): Same.
* graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
(oppose_constraint): Same.
(insert_constraint_into_matrix): Same.
(ppl_set_inhomogeneous_gmp): Same.
(ppl_set_coef_gmp): Same.
(ppl_strip_loop): Same.
(ppl_lexico_compare_linear_expressions): Same.
(ppl_max_for_le_pointset): Same.
(ppl_min_for_le_pointset): Same.
(ppl_build_realtion): Same.
* graphite-ppl.h (gmp_cst_to_tree): Same.
(ppl_set_inhomogeneous): Same.
(ppl_set_inhomogeneous_tree): Same.
(ppl_set_coef): Same.
(ppl_set_coef_tree): Same.
* graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
(build_scop_scattering): Same.
(add_value_to_dim): Same.
(scan_tree_for_params_right_scev): Same.
(scan_tree_for_params_int): Same.
(scan_tree_for_params): Same.
(find_params_in_bb): Same.
(find_scop_parameters): Same.
(add_upper_bounds_from_estimated_nit): Same.
(build_loop_iteration_domains): Same.
(create_linear_expr_from_tree): Same.
(add_condition_to_domain): Same.
(pdr_add_memory_accesses): Same.

From-SVN: r159132

Add support for C++0x nullptr.

gcc:
* c-common.c (c_common_reswords): Add nullptr.
* c-common.h: Add RID_NULLPTR.  Reorganize C++0x rids.
* dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
(gen_type_die_with_usage): Likewise.
* dbxout.c (dbxout_type): Likewise.
* sdbout.c (plain_type_1): Likewise.
gcc/cp:
* cp-tree.def: Add NULLPTR_TYPE.
* cp-tree.h: Add nullptr_node.
(cp_tree_index): Add CPTI_NULLPTR.
(SCALAR_TYPE_P): Add NULLPTR_TYPE.
* call.c (null_ptr_cst_p): Handle nullptr.
(standard_conversion): Likewise.
(convert_arg_to_ellipsis): Likewise.
* mangle.c (write_type): Likewise.
* name-lookup.c (arg_assoc_type): Likewise.
* parser.c (cp_parser_primary_expression): Likewise.
* typeck.c (cp_build_binary_op): Likewise.
(build_reinterpret_cast_1): Likewise.
* error.c (dump_type): Likewise.
(dump_type_prefix, dump_type_suffix): Likewise.
* decl.c (cxx_init_decl_processing): Likewise.
* cxx-pretty-print.c (pp_cxx_constant): Likewise.
* cvt.c (ocp_convert): Likewise.
* rtti.c (typeinfo_in_lib_p, emit_support_tinfos): Put
nullptr_t tinfo in libsupc++.
libstdc++-v3:
* config/abi/pre/gnu.ver: Add typeinfo for decltype(nullptr).
libiberty:
* cp-demangle.c (cplus_demangle_builtin_types): Add nullptr.
(cplus_demangle_type): Handle nullptr.

From-SVN: r159131

basic_string.h: Escape class names in doxygen docs.

2010-05-06  Jonathan Wakely  <jwakely.gcc@gmail.com>

* include/bits/basic_string.h: Escape class names in doxygen docs.

From-SVN: r159129

re PR libstdc++/44014 (no std::string in API documentation)

2010-05-06  Jonathan Wakely  <jwakely.gcc@gmail.com>

PR libstdc++/44014
* include/bits/stringfwd.h: Add doxygen comments and new group.
* include/bits/basic_string.h: Add to new doxygen group.
* doc/doxygen/user.cfg.in (ALIASES): Link to correct group.

From-SVN: r159126

gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.

gcc:
* gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
Don't change GS_OK to GS_ALL_DONE.  Make sure that all cases set
ret appropriately.
(gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
gcc/cp:
* semantics.c (simplify_aggr_init_expr): Use INIT_EXPR.

From-SVN: r159125

gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for stripping WITH_SIZE_EXPR.

* gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
stripping WITH_SIZE_EXPR.
(gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
change.

From-SVN: r159124

config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from list of obsolete configurations.

gcc:
* config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
list of obsolete configurations.
Disabled check for obsolete configurations.
(mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
Removed support for previous versions.
* config/mips/iris.h: Removed.
* config/mips/iris5.h: Removed.
* config/mips/iris6.h: Merged old iris.h contents.
(TARGET_IRIX): Removed.
(DRIVER_SELF_SPECS): Removed mabi=32.
(IDENT_ASM_OP): Removed undef.
(STARTFILE_SPEC): Removed mabi=32.
(ENDFILE_SPEC): Likewise.
(IRIX_SUBTARGET_LINK_SPEC): Likewise.
(MACHINE_TYPE): Update for IRIX 6.5.
* config/mips/mips.c (mips_build_builtin_va_list): Replaced
TARGET_IRIX by TARGET_IRIX6.
(mips_file_start): Likewise.
(mips_output_external): Remove IRIX 5/6 O32 support.
(mips_output_function_prologue): Likewise.
* config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
TARGET_IRIX6.
(TARGET_CPU_CPP_BUILTINS): Likewise.
(TARGET_IRIX): Removed.
* config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
(MULTILIB_DIRNAMES): Removed 32.
(MULTILIB_OSDIRNAMES): Removed ../lib.
* doc/install.texi (Prerequisites): Don't reference IRIX before
6.5.
(Specific, mips-sgi-irix5): Document removal.
(Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI
removal.
Remove references to older IRIX 6 releases and the O32 ABI.

gcc/ada:
* gcc-interface/Makefile.in: Removed mips-sgi-irix5* support.

libstdc++-v3:
* configure.host: Removed irix[1-6], irix[1-5].*, irix6.[0-4]*
support.
* config/os/irix/irix5.2: Removed.

From-SVN: r159121

Wunused-var-8.c: Move to...

* gcc.dg/Wunused-var-8.c: Move to...
* c-c++-common/Wunused-var-6.c: ... here.  New test.

From-SVN: r159118

re PR bootstrap/43994 (Revision 159063 failed to bootstrap on Linux/ia64)

PR bootstrap/43994
* df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
instead of DF_REF_REAL_REG.

From-SVN: r159117

re PR target/42811 (java.lang.ExceptionInInitializerError in ecj1)

PR target/42811
* tests/staticrootstest.c: New test source file.
* tests/staticrootslib.c: New test library source file.
* Makefile.am (test_ldadd): New variable.
(gctest_LDADD): Use it.
(TESTS): Add leaktest, middletest and staticrootstest.
(check_PROGRAMS): Likewise.
(leaktest_SOURCES): New libtool variable definition.
(leaktest_LDADD): Likewise.
(leaktest_LDFLAGS): Likewise.
(leaktest_LINK): Likewise.
(middletest_SOURCES): Likewise.
(middletest_LDADD): Likewise.
(middletest_LDFLAGS): Likewise.
(middletest_LINK): Likewise.
(staticrootstest_SOURCES): Likewise.
(staticrootstest_LDADD): Likewise.
(staticrootstest_LDFLAGS): Likewise.
(staticrootstest_LINK): Likewise.
(check_LTLIBRARIES): Likewise.
(libstaticrootslib_la_SOURCES): Likewise.
(libstaticrootslib_la_LIBADD): Likewise.
(libstaticrootslib_la_LDFLAGS): Likewise.
(libstaticrootslib_la_DEPENDENCIES): Likewise.
* Makefile.in: Regenerate.

From-SVN: r159115

re PR c++/40406 (ICE with broken template member declaration)

2010-05-06  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/40406
* g++.dg/template/crash96.C: New.

From-SVN: r159112

re PR target/43888 (FAIL: gcc.dg/alias-7.c execution test)

PR target/43888
* config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
handling to still return true for x64 targets.

From-SVN: r159111

* config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.

From-SVN: r159110

re PR tree-optimization/43791 (kernel/rtmutex.c:1138:1: internal compiler error: in cgraph_decide_inlining_of_small_functions, at ipa-inline.c:1009)

PR tree-optimization/43791
* ipa-inline.c (update_caller_keys): Remove bogus
disregard_inline_limits check.

* gcc.c-torture/compile/pr43791.c: New file.

From-SVN: r159108

re PR tree-optimization/43984 (PRE misses full-redundancies, inserts into loops)

PR tree-optimization/43984

* tree-ssa-pre.c (inserted_phi_names): Remove.
(inserted_exprs): Change to bitmap.
(create_expression_by_pieces): Set bits, don't append to vector.
(insert_into_preds_of_block): Don't handle inserted_phi_names.
(eliminate): Don't look at inserted_phi_names, remove deleted
insns from inserted_exprs.
(remove_dead_inserted_code): Adjust to use bitmaps instead of
vectors.
(init_pre, fini_pre): Allocate and free bitmaps.
(execute_pre): Insert insns on edges before elimination.

testsuite/
* gfortran.dg/pr43984.f90: New test.

From-SVN: r159106

Add argument kind to lto_handle_option.

2010-05-06  H.J. Lu  <hongjiu.lu@intel.com>

* lto-lang.c (lto_handle_option): Add argument kind.

From-SVN: r159105

* tree.c (initializer_zerop): Handle STRING_CST.

From-SVN: r159103

re PR c/40989 (-Werror= and #pragma diagnostics do not work with group flags)

2010-05-06  Manuel López-Ibáñez  <manu@gcc.gnu.org>

PR 40989
* doc/invoke.texi (Wimplicit): Document as C only.
* opts.c (common_handle_option): Add argument kind.
(handle_option): Rename as read_cmdline_option. Factor out code to...
(handle_option): ... here. New.
(handle_options): Rename as read_cmdline_options.
(decode_options): Update call.
(set_option): Use option index instead of option pointer. Classify
diagnostics correctly.
(enable_warning_as_error): Call handle_option.
* opts.h (set_option): Update declaration.
(handle_option): Declare.
* langhooks.h (struct lang_hooks): Add argument kind to
handle_option.
* c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
* c-opts.c (set_Wimplicit): Delete.
(c_family_lang_mask): New static constant.
(c_common_handle_option): Add argument kind. Use handle_option
instead of set_Wimplicit.
(c_common_post_options): warn_implicit and warn_implicit_int
are disabled by default.
* c-common.c (warn_implicit): Do not define here.
* c-common.h (warn_implicit): Do not declare here.
(c_common_handle_option): Update declaration.
* lto-opts.c (lto_reissue_options): Update call to set_option.
java/
* lang.c (java_handle_option): Add argument kind.
fortran/
* options.c (gfc_handle_option): Add argument kind.
* gfortran.h (gfc_handle_option): Update declaration.
ada/
* gcc-interface/misc.c (gnat_handle_option): Add argument kind.
testsuite/
* gcc.dg/pr40989.c: New.

From-SVN: r159102

re PR tree-optimization/43571 (domwalk sucks)

2010-05-06  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/43571
* domwalk.c (walk_dominator_tree): Walk the dominator
sons in more optimal order.

From-SVN: r159100

re PR tree-optimization/43934 (LIM should handle PHI nodes)

2010-05-06  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/43934
* tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
(stmt_cost): Likewise.
(extract_true_false_args_from_phi): New helper.
(determine_max_movement): For PHI nodes verify we can hoist them
and compute their cost.
(determine_invariantness_stmt): Handle PHI nodes.
(move_computations_stmt): Likewise.  Hoist PHI nodes in
if-converted form using COND_EXPRs.
(move_computations): Return TODO_cleanup_cfg if we hoisted PHI
nodes.
(tree_ssa_lim): Likewise.
* tree-flow.h (tree_ssa_lim): Adjust prototype.
* tree-ssa-loop.c (tree_ssa_loop_im): Return todo.

* gcc.dg/tree-ssa/ssa-lim-9.c: New testcase.

From-SVN: r159099

re PR middle-end/43987 (type-punning causes broken binaries unless -O0 is used)

2010-05-06  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/43987
* tree-ssa-structalias.c (could_have_pointers): For possibly
address-taken variables force pointers to be recorded.
(create_variable_info_for_1): Likewise.
(push_fields_onto_fieldstack): Pass in wheter all fields
must have pointers.
(find_func_aliases): Query types instead of vars whether
they contain pointers where appropriate.

* gcc.c-torture/execute/pr43987.c: New testcase.
* gcc.dg/torture/pta-escape-1.c: Adjust.
* gcc.dg/tree-ssa/pta-escape-1.c: Likewise.
* gcc.dg/tree-ssa/pta-escape-2.c: Likewise.
* gcc.dg/tree-ssa/pta-escape-3.c: Likewise.
* gcc.dg/ipa/ipa-pta-11.c: Likewise.

From-SVN: r159098

cgraphbuild.c (record_reference_ctx): Add varpool_node.

* cgraphbuild.c (record_reference_ctx): Add varpool_node.
(record_reference, mark_address, mark_load, mark_store): Record
references.
(record_references_in_initializer): Update call of record_references.
(rebuild_cgraph_edges): Remove all references before rebuiding.
* cgraph.c (cgraph_create_node): Clear ref list.
(cgraph_remove_node): Remove references.
(dump_cgraph_node): Dump references.
(cgraph_clone_node): Clone references.
* cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
(struct cgraph_node, varpool_node): Add ref_lst.
* ipa-ref.c: New file.
* ipa-ref.h: New file.
* ipa-ref-inline.h: New file.
* lto-cgraph.c (output_varpool): Take cgrag node set argument.
(referenced_from_other_partition_p): New function.
(lto_output_varpool_node): Take set arugment; call
referenced_from_other_partition.
(lto_output_ref): New.
(add_references): New.
(output_refs): New.
(output_cgraph): Compute boundary based on references;
output refs.
(output_varpool): Accept cgraph_node_set argument.
(input_ref): New.
(input_refs): New.
(input_cgraph): Call input_refs.
* lto-section-in.c (lto_section_name): Add refs.
* Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
(ipa-ref.o): New file.
* varpool.c (varpool_node): Clear ipa ref list.
(varpool_remove_node): Remove references.
(dump_varpool_node): Dump references.
(varpool_assemble_decl): Only compile finalized ones.
(varpool_extra_name_alias): Initialize ref list.
* lto-streamer.c (lto-get_section_name): Add .refs section.
* lto-streamer.h (lto_section_type): Add LTO_section_refs.
(referenced_from_other_partition_p): Declared.

From-SVN: r159097

C++ support for -Wunused-but-set-variable

gcc/cp/ChangeLog:
PR 18624
* cp-tree.h (mark_exp_read, mark_rvalue_use, mark_lvalue_use,
mark_type_use): Declare ...
* expr.c (mark_exp_read, mark_rvalue_use, mark_lvalue_use,
mark_type_use): ... new fns.
* typeck.c (cxx_sizeof_expr, cxx_alignof_expr): Call mark_type_use.
(perform_integral_promotions): Call mark_rvalue_use.
(cp_build_unary_op): Call mark_lvalue_use.
(decay_conversion): Update comment. Call mark_lvalue.
* decl.c (unused_but_set_errorcount): New variable.
(poplevel): Issue -Wunused-but-set-variable diagnostics.
(duplicate_decls): Merge DECL_READ_P flags.
(start_cleanup_fn): Set DECL_READ_P flag.
(finish_function): Issue -Wunused-but-set-parameter diagnostics.
* tree.c (rvalue): Call mark_rvalue_use.
* pt.c (convert_nontype_argument): Likewise.
* semantics.c (finish_typeof, finish_decltype_type): Call
mark_type_use.
(finish_asm_stmt): Call mark_lvalue_use.
(finish_expr_stmt): Call mark_exp_read.
* call.c (convert_like_real) <ck_identity, ck_user>: Call
mark_rvalue_use.
(build_x_va_arg): Call mark_lvalue_use.
(build_over_call): Call mark_type_use.
* init.c (build_new, build_delete): Call mark_value_use.
* rtti.c (build_typeid): Call mark_lvalue_use or mark_type_use.
(build_dynamic_cast_1): call mark_lvalue_use or mark_rvalue_use.

gcc/testsuite/ChangeLog:
PR 18624
* g++.dg/warn/Wunused-7.C: Add dg-warning.
* g++.dg/template/sfinae16.C: Likewise.
* gcc.dg/Wunused-var-1.c: Moved to...
* c-c++-common/Wunused-var-1.c: ...here. New test.
* gcc.dg/Wunused-var-2.c: Moved to...
* c-c++-common/Wunused-var-2.c: ...here. New test.
* gcc.dg/Wunused-var-3.c: Moved to...
* c-c++-common/Wunused-var-3.c: ...here. New test.
* gcc.dg/Wunused-var-4.c: Moved to...
* gcc.dg/Wunused-var-1.c: ... here.
* gcc.dg/Wunused-var-5.c: Moved to...
* c-c++-common/Wunused-var-4.c: ...here. New test.
* gcc.dg/Wunused-var-7.c: Moved to...
* c-c++-common/Wunused-var-5.c: ...here. New test.
* gcc.dg/Wunused-var-6.c: Moved to...
* gcc.dg/Wunused-var-2.c: ... here.
* c-c++-common/Wunused-var-1.c: New test.
* c-c++-common/Wunused-var-2.c: New test.
* c-c++-common/Wunused-var-3.c: New test.
* c-c++-common/Wunused-var-4.c: New test.
* c-c++-common/Wunused-var-5.c: New test.
* g++.dg/warn/Wunused-var-1.C: New test.
* g++.dg/warn/Wunused-var-2.C: New test.
* g++.dg/warn/Wunused-var-3.C: New test.
* g++.dg/warn/Wunused-var-4.C: New test.
* g++.dg/warn/Wunused-var-5.C: New test.
* g++.dg/warn/Wunused-var-6.C: New test.
* g++.dg/warn/Wunused-var-7.C: New test.
* g++.dg/warn/Wunused-var-8.C: New test.
* g++.dg/warn/Wunused-parm-1.C: New test.
* g++.dg/warn/Wunused-parm-2.C: New test.
* g++.dg/warn/Wunused-parm-3.C: New test.

Co-Authored-By: Dodji Seketeli <dodji@redhat.com>
From-SVN: r159096

re PR middle-end/43901 (FAIL: gcc.c-torture/compile/pr42196-2.c)

PR tree-optimization/43901
* tree-vect-stmts.c (vectorizable_call): Assert that vector
type is not NULL if it's transformation phase, and return
FALSE if it's analysis.
(vectorizable_conversion, vectorizable_operation,
vectorizable_type_demotion, vectorizable_type_promotion):
Likewise.

From-SVN: r159095

Daily bump.

From-SVN: r159094

mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Delete.

2010-05-05  Andrew Pinski  <andrew.pinski@caviumnetworks.com>

        * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
        Delete.
        * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
        New define.
        * config/mips/mips-protos.h
        (mips_small_register_classes_for_mode_p): Delete prototype.

From-SVN: r159090

arm.h (MAX_LDM_STM_OPS): New macro.

* config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
* config/arm/arm.c (multiple_operation_profitable_p,
compute_offset_order): New static functions.
(load_multiple_sequence, store_multiple_sequence): Use them.
Replace constant 4 with MAX_LDM_STM_OPS.  Compute order[0] from
memory offsets, not register numbers.
(emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.

From-SVN: r159089

re PR fortran/43985 (ICE when assumed size cray-pointee passed as argument)

2010-05-06  Tobias Burnus  <burnus@net-b.de>

        PR fortran/43985
        * trans-types.c (gfc_sym_type): Mark Cray pointees as
        GFC_POINTER_TYPE_P.

2010-05-06  Tobias Burnus  <burnus@net-b.de>

        PR fortran/43985
        * gfortran.dg/gomp/crayptr5.f90: New test case.

From-SVN: r159086

stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.

* stor-layout.c (pending_sizes): Change the type to
VEC(tree,gc) *.
(get_pending_sizes, put_pending_size, put_pending_sizes):
Update the uses of pending_sizes.
* c-decl.c (store_parm_decls): Likewise.
* c-tree.h (struct c_arg_info): Likewise.
* tree.h: Update the prototype for get_pending_sizes and
put_pending_sizes.

From-SVN: r159085

29134.cc: Adjust for profile-mode too.

2010-05-05  Paolo Carlini  <paolo.carlini@oracle.com>

* testsuite/23_containers/vector/bool/capacity/29134.cc: Adjust
for profile-mode too.
* testsuite/23_containers/vector/bool/modifiers/insert/31370.cc:
Likewise.

2010-05-05  Paolo Carlini  <paolo.carlini@oracle.com>

* include/profile/unordered_map (unordered_map<>::insert(_InputIter,
_InputIter), unordered_multimap<>::insert(_InputIter, _InputIter)):
Fix typo, don't call base() on __first and __last.

2010-05-05  Paolo Carlini  <paolo.carlini@oracle.com>

Fix profile-mode vs -std=c++0x
* include/profile/impl/profiler_trace.h: Do not include the
whole <algorithm>, include <bits/stl_heap.h> (additionally
to <bits/stl_algobase.h>).
(__write_cost_factors): Replace std::for_each with open-coding.
(__set_cost_factors): Likewise.
(__report): Likewise; use std::make_heap / std::sort_heap
instead of std::sort.
(__report_cost_factors): Replace std::remove with open-coding.
(__warn, __cost_factor_writer, __cost_factor_setter): Remove.

From-SVN: r159082

re PR debug/43370 (ICE gen_type_die_with_usage, at dwarf2out.c:14745)

PR debug/43370
* c-common.c (handle_aligned_attribute): Respect
ATTR_FLAG_TYPE_IN_PLACE.

From-SVN: r159081

resolve.c (traverse_data_list): Rephrase error message for non-constant bounds in data-implied-do.

2010-05-05  Daniel Franke  <franke.daniel@gmail.com>

        * resolve.c (traverse_data_list): Rephrase error message for
        non-constant bounds in data-implied-do.

From-SVN: r159080

re PR testsuite/43758 (19 new GCC HEAD@158360 regressions)

PR testsuite/43758
* target.h (struct gcc_target): Add attribute_takes_identifier_p.
* target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
(TARGET_INITIALIZER): Use it.
* c-common.c (attribute_takes_identifier_p): Call it.
* c-common.h: Update prototype.
* config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
(TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.

From-SVN: r159079

re PR debug/43950 (fortran: Use DW_AT_identifier_case)

PR debug/43950
* dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
DW_ID_down_case for Fortran compilation units.

From-SVN: r159077

re PR fortran/24978 (ICE in gfc_assign_data_value_range)

gcc/fortran/:
2010-05-05  Daniel Franke  <franke.daniel@gmail.com>

PR fortran/24978
* gfortran.h: Removed repeat count from constructor, removed
all usages.
* data.h (gfc_assign_data_value_range): Changed return value from
void to gfc_try.
* data.c (gfc_assign_data_value): Add location to constructor element.
(gfc_assign_data_value_range): Call gfc_assign_data_value()
for each element in range. Return early if an error was generated.
* resolve.c (check_data_variable): Stop early if range assignment
generated an error.

gcc/testsuite/:
2010-05-05  Daniel Franke  <franke.daniel@gmail.com>

PR fortran/24978
* gfortran.dg/data_invalid.f90: New.

From-SVN: r159076

lto-cgraph.c (lto_output_varpool_node, [...]): Correctly handle aliases.

* lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
handle aliases.

From-SVN: r159075

gimplify.c (gimplify_return_expr): Gimplify the size expressions of a variable-sized RESULT_DECL.

* gimplify.c (gimplify_return_expr): Gimplify the size expressions of
a variable-sized RESULT_DECL.

From-SVN: r159074

* doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.

From-SVN: r159073

re PR c++/43787 (memory copy of empty class (sizeof is one))

PR c++/43787
gcc:
* gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
returns GS_OK.
(gimplify_modify_expr_rhs): Return GS_OK if anything changed.
gcc/cp:
* cp-gimplify.c (cp_gimplify_expr): Remove copies of empty classes.
* call.c (build_over_call): Don't try to avoid INIT_EXPR copies here.

From-SVN: r159072

add myself as gimple maintainer

From-SVN: r159071

010-05-04  Andrew Haley  <aph@redhat.com>

* lib/gen-classlist.sh.in: Use absolute pathnames for all the
directory names in the output file.

From-SVN: r159067

re PR debug/43478 (Missing DW_AT_location for a variable)

PR debug/43478
* df-problems.c (struct dead_debug_use, struct dead_debug): New.
(dead_debug_init, dead_debug_finish): New functions.
(dead_debug_add, dead_debug_insert_before): Likewise.
(df_note_bb_compute): Initialize a dead_debug object, add dead
debug uses to it, insert debug bind insns before death insns,
reset debug insns that refer to pending uses at the end.
* rtl.h (make_debug_expr_from_rtl): New prototype.
* varasm.c (make_debug_expr_from_rtl): New function.

Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r159063

lto-cgraph.c (output_varpool): Forward declare; work on encoder.

* lto-cgraph.c (output_varpool): Forward declare; work on encoder.
(lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
lto_varpool_encoder_encode_initializer_p,
lto_set_varpool_encoder_encode_initializer): New functions.
(lto_output_cgraph): Take vset parameter too; compute varpool encoder;
call output_varpool.
(input_varpool_node): Do not always set analyzed.
(input_cgraph_1): Return vector of cgraph nodes.
(input_varpool_1): Return vector of varpools.
(input_cgraph): Free the vectors.
* lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
output only initializers needed.
(lto_output): Only call output_cgraph.
(produce_asm_for_decls): Call lto_varpool_encoder_delete.
* lto-section-out.c (lto_new_out_decl_state): Initialize
state->varpool_node_encoder.
* lto-streamer.h (lto_varpool_encoder_d): New.
(lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
(lto_cgraph_encoder_delete, output_cgraph): Update prototype.
(lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
lto_varpool_encoder_encode, lto_varpool_encoder_delete,
lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
Declare.
(output_varpool, input_varpool): Remove declarations.

* lto.c (lto_1_to_1_map): Partition only needed nodes.

From-SVN: r159062

lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable with body can prevail.

* lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
with body can prevail.

* lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
size.

From-SVN: r159061

Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.

2010-05-05  Laurynas Biveinis  <laurynas.biveinis@gmail.com>

* Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
dependencies.

* gengtype.h (erro_at_line): Constify pos argument.

* gengtype.c: Include hashtab.h.
(enum gc_used): Document GC_MAYBE_POINTED_TO.
(error_at_line): Constify pos argument.
(do_typedef): Initialize p->opt field.
(get_file_gtfilename): Fix comment typo.
(struct walk_type_data): Constify line field.
(get_output_file_for_structure): New function.
(write_local_func_for_structure): Constify orig_s argument.
Use get_output_file_for_structure.
(write_func_for_structure): Use get_output_file_for_structure.
(INDENT): New define.
(dump_pair, dump_type, dump_type_list, dump_typekind)
(dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
(dump_type_u_a, dump_type_u_param_struct, dump_everything): New
functions.
(seen_types): New variable.
(main): New variable do_dump.  Process "-d" command line option.
Call dump_everything if dump requested.

From-SVN: r159060

Fix up ChangeLog entry.

From-SVN: r159059

var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value in a temporary instead of invoking the macro...

* var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
in a temporary instead of invoking the macro multiple times.
(track_expr_p): Likewise.

From-SVN: r159058

re PR fortran/43696 ([OOP] Bogus error: Passed-object dummy argument must not be POINTER)

2010-05-05  Janus Weil  <janus@gcc.gnu.org>

PR fortran/43696
* resolve.c (resolve_fl_derived): Some fixes for class variables.
* symbol.c (gfc_build_class_symbol): Add separate class container for
class pointers.

2010-05-05  Janus Weil  <janus@gcc.gnu.org>

PR fortran/43696
* gfortran.dg/class_17.f03: New.

From-SVN: r159056

re PR objc/35165 (Massive failures of objc on i686-apple-darwin9)

PR objc/35165
* encode-8.mm: Restore running of testcase, skip for gnu-runtime.

From-SVN: r159055

Daily bump.

From-SVN: r159054

Sanitize the behavior of -Wcoverage-mismatch.

2010-05-04  Neil Vachharajani <nvachhar@google.com>

        * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
        per new semantics.
        * opts.c (decode_options): Enable -Werror=coverage-mismatch.
        * coverage.c (get_coverage_counts): Always emit a warning.  Adjust
        conditions for printing notes.
        * common.opt (-Wcoverage-mismatch): Allow negative, default to
        true, update documentation.
        * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
        * testsuite/gcc.dg/tree-prof/wcoverage-mismatch.c: Adjusted.

From-SVN: r159050

Add a testcase for PR target/43668.

2010-05-04  H.J. Lu  <hongjiu.lu@intel.com>

PR target/43668
* gcc.target/i386/pr43668.c: New.

From-SVN: r159046

re PR c++/43028 ([C++0x] internal compiler error in maybe_adjust_types_for_deduction)

/cp
2010-05-04  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/43028
* pt.c (unify): Check each elt for error_mark_node.

/testsuite
2010-05-04  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/43028
* g++.dg/cpp0x/initlist31.C: New.

From-SVN: r159045

re PR c/43981 (-Wunused-but-set-variable does not consider array sizing use of a variable)

PR c/43981
* c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
on dimen.

* gcc.dg/Wunused-var-8.c: New test.

From-SVN: r159044

re PR c++/38064 ([c++0x] operator== doesn't work for enum classes)

PR c++/38064
* typeck.c (cp_build_binary_op): Allow enums for <> as well.

From-SVN: r159042