re PR bootstrap/44315 (Circular build/gencondmd.o <- insn-flags.h dependency dropped)

2010-05-29  H.J. Lu  <hongjiu.lu@intel.com>

PR bootstrap/44315
* Makefile.in (build/gencondmd.o): Remove TM_H := $(GTM_H).
Filter out insn-flags.h.

From-SVN: r160035

cgraph.h (struct varpool_node_set_def, [...]): Remove unused AUX pointer.

* cgraph.h (struct varpool_node_set_def,
struct cgraph_node_set_def): Remove unused AUX pointer.
(cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p): Use
VEC_empty macro.

* lto.c (bitmap vector): Remove.
(lto_cgraph_node_sets,  lto_varpool_node_sets): Remove.
(ltrans_partition_def): New structure.
(ltrans_partition): New type and VECtor.
(new_partition): New function.
(add_cgraph_node_to_partition): New function.
(lto_1_to_1_map): Reorganize for partitions.
(lto_add_inline_clones): Remove.
(lto_add_all_inlinees): Remove.
(lto_promote_cross_file_statics): Use partitions.
(cmp_partitions): New function.
(lto_wpa_write_files): Do not call lto_add_all_inlinees;
use partitions; output files sorted by size.

From-SVN: r160034

re PR middle-end/44324 (gcc.dg/tree-ssa/ipa-cp-1.c failed)

PR middle-end/44324

From-SVN: r160033

lto-streamer.c (cached_bp): New global variable.

2010-05-29  Richard Guenther  <rguenther@suse.de>

* lto-streamer.c (cached_bp): New global variable.
(bitpack_create): Return the cached bitpack, if available.
(bitpack_delete): Clear and cache the bitpack, if appropriate.
(bp_pack_value): Remove redundant asserts.

From-SVN: r160032

Don't use unshare_expr when not necessary.

2010-05-29  Sebastian Pop  <sebastian.pop@amd.com>

PR middle-end/44306
* gcc.dg/tree-ssa/pr44306.c: New.

* tree-if-conv.c (is_true_predicate): New.
(is_predicated): Use is_true_predicate.
(add_to_predicate_list): Same.  Do not use unshare_expr.
(add_to_dst_predicate_list): Same.

From-SVN: r160031

Do not use annotations on edges in if-conversion.

2010-05-29  Sebastian Pop  <sebastian.pop@amd.com>

* tree-if-conv.c (add_to_dst_predicate_list): Do not use the ->aux
field on edges.
(predicate_bbs): Same.
(clean_predicate_lists): Same.
(find_phi_replacement_condition): Do not AND the predicate from
edge->aux.

From-SVN: r160030

Add a missing `\'.

2010-05-29  H.J. Lu  <hongjiu.lu@intel.com>

PR bootstrap/44315
* Makefile.in (build/gencondmd.o): Add a missing `\'.

From-SVN: r160029

re PR target/44261 (Multiplying -1 by NaN is not valid.)

PR target/44261
config/pa/pa.md (negdf2_slow, negsf2_slow): New patterns.
(negdf2): Adjust expander pattern and use negdf2_slow.
(negsf2): Likewise.

From-SVN: r160027

cp-tree.h (struct cp_decl_specifier_seq): Move type_location field up.

* cp-tree.h (struct cp_decl_specifier_seq): Move type_location field up.
(struct cp_declarator): Move id_loc field up.

From-SVN: r160026

basic-block.h (struct control_flow_graph): Move last_label_uid field up.

* basic-block.h (struct control_flow_graph): Move last_label_uid field up.
* df.h (struct df_base_ref): Move regno field up.
* dwarf2out.c (struct dw_fde_struct): Move funcdef_number field down.
* expr.h (struct separate_ops): Move location field up.
* optabs.h (struct optab_d): Move libcall_basename field down.
* config/i386/i386.c (struct ix86_frame): Move red_zone_size up.
* config/i386/i386.h (struct machine_function): Convert call_abi field
into a bitfield.  Move cfa field to the end of the structure.

From-SVN: r160025

* varpool.c (varpool_get_node): Fix lookup.

From-SVN: r160024

* config/t-darwin (darwin-c.o): Remove C_TREE_H dependency.

From-SVN: r160023

spu-protos.h: Do not include rtl.h.

* config/spu/spu-protos.h: Do not include rtl.h.  Protect
RTL specific prototypes with #ifdef RTX_CODE.
* config/spu/spu-c.c: Include c-common.h instead of c-tree.h.
* config/spu/t-spu-elf: Fix dependencies.

From-SVN: r160022

Reflow.

From-SVN: r160021

Makefile.in (build/gencondmd.o): Be sure to use GTM_H instead of TM_H when building to avoid dependency loops.

* Makefile.in (build/gencondmd.o): Be sure to use GTM_H instead of
TM_H when building to avoid dependency loops.

From-SVN: r160020

cgraphunit.c (cgraph_materialize_clone): Only remove calles, refs and body...

* cgraphunit.c (cgraph_materialize_clone): Only remove calles, refs and body;
not the whole node for masters of materialized clones.

From-SVN: r160019

* config/rs6000/rs6000-c.c: Remove c-tree.h include.

From-SVN: r160018

Add missing part of previous commit.

From-SVN: r160017

cgraph.c (clone_function_name): Take SUFFIX argument; export.

* cgraph.c (clone_function_name): Take SUFFIX argument; export.
(cgraph_create_virtual_clone): Take SUFFIX argument; udpate
use of clone_function_name.
* cgraph.h (cgraph_create_virtual_clone,
cgraph_function_versioning): update prototypes.
(clone_function_name): Declare.
* ipa-cp.c (ipcp_insert_stage): Update call of
cgraph_create_virtual_clone.
* omp-low.c (create_omp_child_function_name): Use
cgraph_create_virtual_clone.
* cgraphunit.c (cgraph_copy_node_for_versioning): Fix edges updating.
(cgraph_function_versioning): Take SUFFIX argument; produce new name
and make decl local.

* gcc.dg/tree-ssa/ipa-cp-1.c: Update testcase.

From-SVN: r160016

Fix long lines

From-SVN: r160015

Daily bump.

From-SVN: r160014

vec.h: Include statistics.h

gcc/ChangeLog:
* vec.h: Include statistics.h
* Makefile.in: Introduce VEC_H.  Replace all vec.h dependencies
with VEC_H.

lto/ChangeLog:
* Make-lang.in: Replace vec.h dependency with VEC_H.

From-SVN: r160010

c-lex.c: Do not include c-tree.h.

* c-lex.c: Do not include c-tree.h.
* c-pretty-print.c: Likewise.
* c-opts.c: Likewise.
* c-gimplify.c: Likewise.
* c-common.c: Likewise.
* c-dump.c: Likewise.  Include c-common.h.

From-SVN: r160008

c-common.h (GCC_DIAG_STYLE): Define earlier in the file, before including diagnostic-core.h.

gcc/ChangeLog:
* c-common.h (GCC_DIAG_STYLE): Define earlier in the file,
before including diagnostic-core.h.
(c_cpp_error): New prototype moved from c-tree.h.
Use ATTRIBUTE_GCC_DIAG instead of ATTRIBUTE_GCC_CDIAG.
* c-tree.h (ATTRIBUTE_GCC_CDIAG): Remove define.
(pedwarn_c90, perwarn_c99): Use ATTRIBUTE_GCC_DIAG instead.
(c_cpp_error): Prototype moved to c-common.h.
* Makefile.in: Update dependency for C_COMMON_H.

cp/ChangeLog:
* cp-tree.h (ATTRIBUTE_GCC_CXXDIAG): Remove.  Require that
this file is included before c-common.h.  Define GCC_DIAG_STYLE
before including diagnostic-core.h and toplev.h.
(pedwarn_cxx98): Use ATTRIBUTE_GCC_DIAG.
* pt.c: Include cp-tree.h before c-common.h.

From-SVN: r160007

c-common.h: Add FIXME for awkward split of c_register_addr_space.

gcc/ChangeLog:
* c-common.h: Add FIXME for awkward split of c_register_addr_space.
* c-common.c (c_register_addr_space): Remove here.
* c-decl.c (c_register_addr_space): Re-add here.

cp/ChangeLog:
* tree.c (c_register_addr_space): Add stub.

From-SVN: r160006

* config/darwin-c.c: Remove c-tree.h include.

From-SVN: r160005

gcc.c: Include diagnostic.h.

* gcc.c: Include diagnostic.h.
(error_count): Remove.  All users changed to use errorcount.
(programname): Remove.  All users changed to use progname.
(fancy_abort, internal_error, fatal_error, error, warning, inform,
fnotice): Remove.
(execute): Don't include "Internal error" and bug reporting
information in argument of internal_error call.
(process_command): Don't increment error_count after calling
perror_with_name.
(input_filename): Rename to gcc_input_filename.  All users
changed.
(main): Call diagnostic_initialize.  Register delete_temp_files
with atexit.  Use seen_error to test for errors.
* gcc.h: Include diagnostic-core.h.
(fatal_error, error, warning): Remove.
* Makefile.in (GCC_H): Add $(DIAGNOSTIC_CORE_H).
(GCC_OBJS): Add diagnostic.o, pretty-print.o and input.o.
(gcc.o): Update dependencies.

From-SVN: r160004

ira.c (ira_bad_reload_regno, [...]): New functions.

* ira.c (ira_bad_reload_regno, ira_build_reload_regno_1): New functions.
* ira.h (ira_bad_reload_regno): Declare
* reload1.c (allocate_reload_reg): Use ira_bad_reload_regno.

From-SVN: r160001

ira-color.c (update_curr_costs): Free updated hard reg costs.

* ira-color.c (update_curr_costs): Free updated hard reg costs.
(ira_reassign_conflict_allocnos): Remove bogus asserts.
(allocno_reload_assign): Likewise.

From-SVN: r160000

Fix erroneous duplication.

From-SVN: r159999

stl_vector.h (vector<>::data): Fix return type in c++0x mode.

2010-05-28  Paolo Carlini  <paolo.carlini@oracle.com>

* include/bits/stl_vector.h (vector<>::data): Fix return type
in c++0x mode.
* testsuite/23_containers/vector/requirements/dr438/
assign_neg.cc: Adjust dg-error line number.
* testsuite/23_containers/vector/requirements/dr438/insert_neg.cc:
Likewise.
* testsuite/23_containers/vector/requirements/dr438/
constructor_1_neg.cc: Likewise.
* testsuite/23_containers/vector/requirements/dr438/
constructor_2_neg.cc: Likewise.

From-SVN: r159998

options.c (gfc_handle_option): Fix handling of -fno-whole-file.

2010-05-28  Tobias Burnus  <burnus@net-b.de>

        * options.c (gfc_handle_option): Fix handling of
        -fno-whole-file.

From-SVN: r159997

tree-vect-stmts.c (vectorizable_assignment): Call build1 instead of build1_stat.

* tree-vect-stmts.c (vectorizable_assignment): Call build1 instead of
build1_stat.

From-SVN: r159995

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

When niter may be zero, return a COND_EXPR with the may_be_zero condition.

2010-05-28  Sebastian Pop  <sebastian.pop@amd.com>

* tree-scalar-evolution.c (set_nb_iterations_in_loop): Inlined in the
only place it was called from.
(number_of_latch_executions): Do not return chrec_dont_know when the
may_be_zero is a runtime condition: instead, return a COND_EXPR
including the may_be_zero condition.
* cfgloop.h (struct loop): Add a note on COND_EXPRs to the comment
of nb_iterations.
* tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Handle
COND_EXPRs.

* gcc.dg/vect/vect-outer-fir-lb.c: Un-XFAIL-ed.

From-SVN: r159992

Don't generate COND_EXPRs for degenerate_phi_result.

2010-05-28  Sebastian Pop  <sebastian.pop@amd.com>

* tree-if-conv.c (replace_phi_with_cond_gimple_assign_stmt): Don't
generate COND_EXPRs for degenerate_phi_result.

From-SVN: r159991

Check the if-convertibility of phi nodes in non predicated BBs.

2010-05-28  Sebastian Pop  <sebastian.pop@amd.com>

PR middle-end/44293
* tree-if-conv.c (if_convertible_loop_p): Check the
if-convertibility of phi nodes in non predicated BBs.

From-SVN: r159990

re PR objc/44125 (const-str-9 fails.)

PR objc/44125
* objc.dg/const-str-9.m: Remove static.

From-SVN: r159989

* objc.dg/stret-2.m: Fix to use more than 4 bytes.

From-SVN: r159988

* gcc.c (error, warning, inform): Remove duplicate ": " in output.

From-SVN: r159987

re PR driver/15303 (When gcc sees an unrecognized option, the exit status indicates success)

PR driver/15303
* gcc.c (inform, warning, inform): New functions.
(fatal_ice): Rename to internal_error; change cmsgid parameter to
gmsgid.  All callers changed.
(notice): Rename to fnotice; add parameter fp.  All callers
changed.
(fatal_error): Rename to fatal_signal.  All users changed.
(fatal): Rename to fatal_error; change cmsgid parameter to
gmsgid.  All callers changed.
(process_command): Use warning instead of error for warnings.
(end_going_arg): Don't use _() around argument of error.
(do_spec_1): Use inform for message from %n specs.  Use warning
instead of error for warnings.
(main): Use inform for comparison messages.  Use warning for
message about unused linker input.
(error): Increment error_count.  Print "error: ".
* gcc.h (fatal): Change to fatal_error.
(warning): Declare.
* config/darwin-driver.c (darwin_default_min_version): Use warning
instead of fprintf for warnings.
* cppspec.c (lang_specific_driver): Use fatal_error instead of
fatal.

cp:
* g++spec.c (lang_specific_driver): Use fatal_error instead of
fatal.

fortran:
* gfortranspec.c (append_arg, lang_specific_driver): Use
fatal_error instead of fatal.  Use warning instead of fprintf for
warnings.

java:
* jvspec.c (lang_specific_driver): Use fatal_error instead of
fatal.  Use warning instead of error for warnings.

From-SVN: r159986

* expr.c (get_symbol_table_index): Add spaces in expression.

From-SVN: r159984

thumb2.md (*thumb2_addsi3_compare0): New.

gcc/
* config/arm/thumb2.md (*thumb2_addsi3_compare0): New.
(*thumb2_addsi3_compare0_scratch): New.
* config/arm/constraints.md (Pv): New.
* config/arm/arm.md (*addsi3_compare0): Remove FIXME comment. Use
for ARM mode only.
(*addsi3_compare0_scratch): Likewise.

From-SVN: r159983

ipa-reference.c (add_static_var): Remove redundant all_module_statics check.

* ipa-reference.c (add_static_var): Remove redundant all_module_statics check.
(ipa_reference_write_optimization_summary): Call is_proper_for_analysis only
on local statics.

From-SVN: r159982

config.gcc (*-*-darwin*): Adjust t-make fragments for Darwin.

2010-05-28  Iain Sandoe  <iains@gcc.gnu.org>

        * config.gcc (*-*-darwin*): Adjust t-make fragments for Darwin.

From-SVN: r159979

re PR bootstrap/44314 (Powerpc64-unknown-linux-gnu bootstrap broken)

PR bootstrap/44314
* config/alpha/linux.h, config/rs6000/linux.h, config/rs6000/linux64.h
(OPTION_GLIBC): Define.

From-SVN: r159978

re PR debug/41048 (bad DW_AT_data_member_location from g++)

PR debug/41048
* dwarf2out.c (double_int_type_size_in_bits): New function.
(round_up_to_align): Change first argument and return value to
double_int.
(field_byte_offset): Work internally on double_ints.

From-SVN: r159975

java-tree.h (method_entry): Declare.

* java-tree.h (method_entry): Declare.  Declare VECs containing it.
(struct lang_type): Change type of otable_methods, atable_methods, and
itable_methods to VECs.  Fix comment for atable_methods.
(emit_symbol_table): Take a VEC instead of a tree.
(get_symbol_table_index): Take a VEC * instead of a tree *.
* class.c (add_table_and_syms): Take a VEC instead of a tree.
(emit_symbol_table): Update for changed parameter type.
* expr.c (get_symbol_table_index): Likewise.

From-SVN: r159974

re PR target/43636 (ICE in extract_insn, at recog.c:2103)

PR target/43636
* builtins.c (expand_movstr): Use a temporary pseudo instead
of target even when target is not NULL and not const0_rtx, but
fails movstr predicate.
* config/m32c/blkmov.md (movstr): Add predicate to first operand.

* gcc.c-torture/compile/pr43636.c: New test.

From-SVN: r159972

re PR objc++/23616 (obj-c++.dg/try-catch-[29].mm (objc exceptions are broken) fails with the GNU Runtime)

PR ObjC++/23616
* obj-c++.dg/try-catch-2.mm: Adjust xfail.
* obj-c++.dg/try-catch-9.mm: Ditto.

From-SVN: r159971

final.c (rest_of_clean_state): Use %m in errors instead of strerror (errno).

* final.c (rest_of_clean_state): Use %m in errors instead of
strerror (errno).
* gengtype.c (read_input_list, close_output_files): Use xstrerror
instead of strerror.
* toplev.c (process_options): Use %m in errors instead of strerror
(errno).
* tree-dump.c (dump_begin): Use %m in errors instead of strerror
(errno).

fortran:
* cpp.c (gfc_cpp_init_0): Use xstrerror instead of strerror.
* module.c (write_char, gfc_dump_module, gfc_use_module): Use
xstrerror instead of strerror.

lto:
* lto-coff.c (coff_errmsg): Remove.
(lto_coff_begin_section_with_type, lto_obj_append_data): Use %m in
errors instead of coff_errmsg (-1).
* lto-macho.c (mach_o_errmsg): Remove.
(lto_obj_begin_section, lto_obj_append_data): Use %m in errors
instead of mach_o_errmsg (-1).
* lto.c (read_cgraph_and_symbols): Use %m in errors instead of
xstrerror (errno).

From-SVN: r159969

i386.c (ix86_fn_abi_va_list): Make static.

* config/i386/i386.c (ix86_fn_abi_va_list): Make static.
(ix86_canonical_va_list_type): Make static.  Add declaration.
(ix86_enum_va_list): Make static.  Reindent.
* config/i386/i386-protos.h (ix86_fn_abi_va_list): Remove declaration.
(ix86_canonical_va_list_type): Ditto.
(ix86_enum_va_list): Ditto.

From-SVN: r159968

lto-wrapper.c (run_gcc): With -save-temps generate a user-visible ltrans filename.

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

* lto-wrapper.c (run_gcc): With -save-temps generate a
user-visible ltrans filename.  Fixup ltrans unit numbering.

lto/
* lto.c (prefix_name_with_star): Removed.
(strip_extension): Likewise.
(get_filename_for_set): Likewise.
(lto_write_ltrans_list): Fold into ...
(lto_wpa_write_files): ... this.  Name LTRANS units
by suffixing the ltrans output list filename.
(do_whole_program_analysis): Adjust.

From-SVN: r159967

c-common.c (c_common_nodes_and_builtins): Replace use of TARGET_ENUM_VA_LIST by target hook enum_va_list.

2010-05-28  Kai Tietz  <kai.tietz@onevision.com>

        * c-common.c (c_common_nodes_and_builtins): Replace use
        of TARGET_ENUM_VA_LIST by target hook enum_va_list.
        * config/i386/i386.c (TARGET_ENUM_VA_LIST_P): Hook
        to ix86_enum_va_list.
        * config/i386/i386.h (TARGET_ENUM_VA_LIST): Removed.
        * doc/tm.texi (TARGET_ENUM_VA_LIST): Removed.
        (TARGET_ENUM_VA_LIST_P): Add hook description.
        * target-def.h (TARGET_ENUM_VA_LIST_P): Added.
        * target.h (gcc_target): Add enum_va_list hook.

From-SVN: r159966

re PR bootstrap/44299 (Bootstrap broken for cygwin and mingw targets)

2010-05-28  Kai Tietz  <kai.tietz@onevision.com>

        PR bootstrap/44299
        * config/i386/t-cygming: Adjust header dependencies for winnt-cxx.c.
        * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Remove undefine.
        * config/i386/winnt.c (IN_GCC_FRONTEND): Likewise.

From-SVN: r159965

re PR target/44266 (stack frame lacks parameter save area)

PR target/44266
* config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
emit_library_call machinery to set up __tls_get_addr calls.

From-SVN: r159963

s390.md (movqi): Fix typo ('*' -> '#').

2010-05-28  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

* config/s390/s390.md (movqi): Fix typo ('*' -> '#').

From-SVN: r159960

Daily bump.

From-SVN: r159959

Revert "Fix PR c++/44188"

gcc/ChangeLog:
revert fix for PR c++/44188
* c-common.c (is_typedef_decl): Revert the moving of  this
definition ...
* tree.c (is_typedef_decl): ... here.
(typdef_variant_p): Revert the moving of this  definition
here from gcc/cp/tree.c.
* c-common.h (is_typedef_decl): Revert the moving of this
declaration ...
* tree.h (is_typedef_decl): ... here.
(typedef_variant_p): Revert the moving of this  declaration here
from gcc/cp/cp-tree.h
* dwarf2out.c (is_naming_typedef_decl): Revert this new function.
(gen_tagged_type_die): Revert the splitting out of ...
(gen_type_die_with_usage): ... this function. Revert the anonymous
tagged type handling.
(gen_typedef_die): Revert emitting DW_TAG_typedef  for
typedefs naming anonymous tagged types.

gcc/cp/ChangeLog:
Revert fix of PR c++/44188
* cp-tree.h (typedef_variant_p): Revert moving this declaration to
gcc/tree.h.
* tree.c (typedef_variant_p): Revert moving this definition to
gcc/tree.c.
* decl.c (grokdeclarator): Revert naming typedef handling.

gcc/testsuite/ChangeLog:
Revert fix for PR c++/44188
* g++.dg/debug/dwarf2/typedef3.C: Revert new test.

From-SVN: r159955

rs6000-modes.def (PSImode): Delete.

2010-05-26  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000-modes.def (PSImode): Delete.

From-SVN: r159954

constraints.md ("z" constraint): Change to CA_REGS.

2010-05-28  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/constraints.md ("z" constraint): Change to CA_REGS.
        * config/rs6000/predicates.md: Change XER_REGNO_P to CA_REGNO_P
        throughout.
        * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Change
        "xer" to "ca".
        Change XER_REGNO_P to CA_REGNO_P, XER_REGNO to CA_REGNO, and
        XER_REGS to CA_REGS throughout.
        * config/rs6000/rs6000.h: Same.
        (ADDITIONAL_REGISTER_NAMES): Add "xer".
        * config/rs6000/rs6000.md: Change XER_REGNO to CA_REGNO.  Document
        that mode_iterator "P" is the size for arithmetic carries as well.
        * doc/md.texi (rs6000 section, "z" constraint): Fix documentation.

From-SVN: r159953

re PR bootstrap/44255 (gcc-4.6-20100522 bootstrap comparison failure on sparc64 and arm)

PR bootstrap/44255
* combine.c (struct rtx_subst_pair): Define unconditionally.
(propagate_for_debug_subst): Likewise.  If not AUTO_INC_DEC,
copy_rtx pair->to instead of cleanup_auto_inc_dec it.
Call make_compound_operation on pair->to.
(propagate_for_debug): Don't call make_compound_operation here.
Always use simplify_replace_fn_rtx.

From-SVN: r159952

invoke.texi (xtensa options): Add -mforce-no-pic.

2010-05-27 Sterling Augustine <sterling@tensilica.com>

        * doc/invoke.texi (xtensa options): Add -mforce-no-pic.
        * config/xtensa/xtensa.c (override_options): Check
          TARGET_FORCE_NO_PIC and set flag_pic.
        * config/xtensa/xtensa.opt: Document -mforce-no-pic

From-SVN: r159950

re PR bootstrap/44299 (Bootstrap broken for cygwin and mingw targets)

2010-05-27  Kai Tietz  <kai.tietz@onevision.com>

        PR bootstrap/44299
        * config/i386/winnt.c (IN_GCC_FRONTEND): Undefine.
        * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Likewise.

From-SVN: r159949

diagnostic-core.h: New.

* diagnostic-core.h: New.  Contents moved from diagnostic.h and
toplev.h.
* diagnostic.c: Don't include toplev.h.
(progname): Define.  Moved from toplev.c.
(seen_error): New function.
* diagnostic.h: Include diagnostic-core.h.
(diagnostic_t, emit_diagnostic): Don't declare here.
* toplev.c (progname): Move to toplev.c.
(emit_debug_global_declarations, compile_file, finalize,
do_compile, toplev_main): Use seen_error.
* toplev.h: Include diagnostic-core.h.
(trim_filename, GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG,
internal_error, warning, warning_at, error, error_n, error_at,
fatal_error, pedwarn, permerror, sorry, inform, inform_n,
verbatim, fnotice, progname): Move to diagnostic-core.h.
* builtins.c: Include diagnostic-core.h instead of diagnostic.h.
(expand_builtin_expect): Use seen_error.
* c-decl.c: Include diagnostic-core.h instead of diagnostic.h.
(c_make_fname_decl, c_write_global_declarations): Use seen_error.
* c-format.c: Include diagnostic-core.h instead of diagnostic.h.
* c-gimplify.c: Include diagnostic-core.h instead of diagnostic.h.
* c-lang.c: Include diagnostic-core.h instead of diagnostic.h.
* c-lex.c (c_lex_with_flags, interpret_float): Don't increment
errorcount for errors.
* c-opts.c (c_common_finish): Use seen_error.
* cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
* cgraphunit.c (verify_cgraph_node, verify_cgraph,
cgraph_output_pending_asms, cgraph_optimize): Use seen_error.
* coverage.c: Include diagnostic-core.h instead of diagnostic.h.
(get_coverage_counts): Use seen_error.
* dwarf2out.c (dwarf2out_finish): Use seen_error.
* gimplify.c (gimplify_var_or_parm_decl, gimple_push_cleanup,
gimplify_body): Use seen_error.
* ipa-inline.c (cgraph_early_inlining): Use seen_error.
* ipa-pure-const.c (gate_pure_const): Use seen_error.
* ipa-reference.c (gate_reference): Use seen_error.
* jump.c: Include diagnostic-core.h instead of diagnostic.h.
* lambda-code.c: Include diagnostic-core.h instead of
diagnostic.h.
* lto-cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
* lto-compress.c: Include diagnostic-core.h instead of
diagnostic.h.
* lto-section-in.c: Include diagnostic-core.h instead of
diagnostic.h.
* lto-streamer-out.c: Include diagnostic-core.h instead of
diagnostic.h.
* lto-streamer.c: Include diagnostic-core.h instead of
diagnostic.h.
(gate_lto_out): Use seen_error.
* matrix-reorg.c: Include diagnostic-core.h instead of
diagnostic.h.
* omega.c: Include diagnostic-core.h instead of diagnostic.h.
* omp-low.c: Include diagnostic-core.h instead of diagnostic.h.
(gate_expand_omp, lower_omp_1): Use seen_error.
* passes.c: Include diagnostic-core.h instead of diagnostic.h.
(rest_of_decl_compilation, rest_of_type_compilation,
gate_rest_of_compilation, ipa_write_summaries): Use seen_error.
* tree-cfg.c (label_to_block_fn): Use seen_error.
* tree-inline.c (optimize_inline_calls): Use seen_error.
* tree-mudflap.c (mudflap_finish_file): Use
seen_error.
* tree-optimize.c (gate_all_optimizations,
gate_all_early_local_passes, gate_all_early_optimizations): Use
seen_error.
* tree-ssa-structalias.c (gate_ipa_pta): Use seen_error.
* varpool.c: Include diagnostic-core.h instead of diagnostic.h.
(varpool_remove_unreferenced_decls,
varpool_assemble_pending_decls): Use seen_error.
* Makefile.in (DIAGNOSTIC_CORE_H): Define.
(TOPLEV_H, DIAGNOSTIC_H): Update.
(c-decl.o, c-lang.o, c-format.o, lto-compress.o, lto-cgraph.o,
lto-streamer-out.o, lto-section-in.o, lto-streamer.o,
c-gimplify.o, omp-low.o, omega.o, diagnostic.o, passes.o,
builtins.o, jump.o, cgraph.o, varpool.o, matrix-reorg.o,
coverage.o, lambda-code.o): Update dependencies.

cp:
* call.c: Include diagnostic-core.h instead of diagnostic.h.
* cp-lang.c: Don't include diagnostic.h
* name-lookup.c: Include diagnostic-core.h instead of
diagnostic.h.
(cp_emit_debug_info_for_using): Use seen_error.
* optimize.c: Include diagnostic-core.h instead of diagnostic.h.
* parser.c: Include diagnostic-core.h instead of diagnostic.h.
* pt.c (iterative_hash_template_arg): Use seen_error.
* repo.c: Include diagnostic-core.h instead of diagnostic.h.
* typeck2.c: Include diagnostic-core.h instead of diagnostic.h.
* Make-lang.in (cp/cp-lang.o, cp/typeck2.o, cp/call.o, cp/repo.o,
cp/optimize.o, cp/parser.o, cp/name-lookup.o): Update
dependencies.

lto:
* lto.c: Include diagnostic-core.h instead of diagnostic.h.
(read_cgraph_and_symbols, lto_main): Use seen_error.
* Make-lang.in (lto/lto.o): Update dependencies.

objc:
* objc-act.c: Include diagnostic-core.h instead of diagnostic.h.
* Make-lang.in (objc/objc-act.o): Update dependencies.

From-SVN: r159947

re PR c++/44188 (Fails to produce DW_AT_typedef for typedef of anonymous struct)

Fix PR c++/44188

gcc/ChangeLog:
PR c++/44188
* c-common.c (is_typedef_decl): Move this definition ...
* tree.c (is_typedef_decl): ... here.
(typdef_variant_p): Move definition here from gcc/cp/tree.c.
* c-common.h (is_typedef_decl): Move this declaration ...
* tree.h (is_typedef_decl): ... here.
(typedef_variant_p): Move declaration here from gcc/cp/cp-tree.h
* dwarf2out.c (is_naming_typedef_decl): New function.
(gen_tagged_type_die): Split out of ...
(gen_type_die_with_usage): ... this function. When an anonymous
tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
is emitted for the typedef.
(gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
anonymous tagged types.

gcc/cp/ChangeLog:
PR c++/44188
* cp-tree.h (typedef_variant_p): Move this declaration to
gcc/tree.h.
* tree.c (typedef_variant_p): Move this definition to gcc/tree.c.
* decl.c (grokdeclarator): Do not rename debug info of an
anonymous tagged type named by a typedef.

gcc/testsuite/ChangeLog:
PR c++/44188
* g++.dg/debug/dwarf2/typedef3.C: New test.

From-SVN: r159943

print-tree.c (debug_vec_tree): New fn.

* print-tree.c (debug_vec_tree): New fn.
(print_vec_tree): New fn.
* tree.h: Declare them.
* gdbinit.in (ptv): New command.

* print-tree.c (print_node) [TREE_VEC]: Print elements normally.

* gdbinit.in (pdd): New command.

From-SVN: r159941

revert: re PR libstdc++/42832 (Revisit std::function for aliasing issues and efficiency)

Revert:
PR libstdc++/42832
* include/std/functional (function<>::swap): Perform bytewise
swap of _M_functor.
* include/tr1/functional (function<>::swap): Likewise.

From-SVN: r159940

re PR c++/43555 (wrong address calculation of multidimensional variable-length array element)

PR c++/43555
* decl.c (grokdeclarator) [cdk_pointer et al]: Force evaluation of
anonymous VLA size.

From-SVN: r159939

re PR libstdc++/40497 ([C++0x] troubles with std::next / std::prev declarations)

2010-05-27  Paolo Carlini  <paolo.carlini@oracle.com>

PR libstdc++/40497
* include/bits/cpp_type_traits.h (__is_iterator): Add.
* include/bits/stl_iterator_base_funcs.h (next, prev): Use it.
* testsuite/24_iterators/operations/40497.cc: New.

From-SVN: r159933

ipa-inline.c (cgraph_estimate_size_after_inlining): Make inline.

* ipa-inline.c (cgraph_estimate_size_after_inlining): Make inline.
(update_caller_keys): Return early if there are no callers;
only update fibheap when decresing the key.
(update_callee_keys): Avoid recursion.
(decide_inlining_of_small_functions): When badness does not match;
re-insert into fibheap.

From-SVN: r159931

re PR objc/44140 (ObjC lto/whopr fails)

2010-05-27  Iain Sandoe  <iains@gcc.gnu.org>

PR ObjC/44140
* objc.dg/torture/tls/thr-init-2.m: Skip for -flto, -fwhopr.
* objc.dg/torture/tls/thr-init-3.m: Ditto.
* objc.dg/torture/tls/thr-init.m: Ditto.
* objc.dg/torture/trivial.m: Ditto.
* obj-c++.dg/torture/tls/thr-init-1.mm: Ditto.
* obj-c++.dg/torture/tls/thr-init-2.mm: Ditto.
* obj-c++.dg/torture/tls/thr-init-3.mm: Ditto.
* obj-c++.dg/torture/trivial.mm: Ditto.

From-SVN: r159929

changelog correction

From-SVN: r159928

Makefile.in (ALL_CFLAGS): Add file-specific CFLAGS.

gcc/ChangeLog:
* Makefile.in (ALL_CFLAGS): Add file-specific CFLAGS.
(ALL_HOST_FRONTEND_OBJS): New, for all front-end specific objects.
(ALL_HOST_BACKEND_OBJS): New, for all backend and target objects.
(ALL_HOST_OBJS): Now a union of the above two.
<section "Language makefile fragments">: Add -DIN_GCC_FRONTEND for
all files in ALL_HOST_FRONTEND_OBJS.
* system.h: Poison GCC_RTL_H if IN_GCC_FRONTEND is defined.
* c-common.c: Pretend to be a backend file by undefining
IN_GCC_FRONTEND (still need rtl.h here).

ada/ChangeLog:
* gcc-interface/decl.c: Pretend to be a backend file by undefining
IN_GCC_FRONTEND (still need rtl.h here).

java/ChangeLog:
* buildings.c: Pretend to be a backend file by undefining
IN_GCC_FRONTEND (still need rtl.h here).

From-SVN: r159927

cgraph.h (struct cgraph_node): Mark former_clone_of by GTY ((skip)).

* cgraph.h (struct cgraph_node): Mark former_clone_of by GTY ((skip)).
* cgraphunit.c (clone_of_p): Compile only when checking is enabled.

From-SVN: r159925

20100302_0.C: Skip on darwin.

2010-05-27  Jack Howarth  <howarth@bromo.med.uc.edu>

* g++.dg/lto/20100302_0.C: Skip on darwin.

From-SVN: r159924

sched-ebb.c: Rename struct deps to struct deps_desc.

* sched-ebb.c: Rename struct deps to struct deps_desc.
* ddg.c: Likewise.
* sel-sched-ir.c: Likewise.
* sched-deps.c: Likewise.
* sched-int.h: Likewise.
* sched-rgn.c: Likewise.

From-SVN: r159923

PR 43726 * config/lm32/lm32.h: Remove definition of GO_IF_MODE_DEPENDENT_ADDRESS.

From-SVN: r159922

re PR lto/44230 (Do not create need for multiple EH personalities)

PR lto/44230
* dwarf2out.c (dwarf2out_begin_prologue): Fix nits in sorry message.
lto/
* lto.h (lto_eh_personality): New prototype.
* lto.c: Include debug.h.
(first_personality_decl): New static variable.
(lto_materialize_function): Set it to DECL_FUNCTION_PERSONALITY of the
first function for which it is non-null.
(lto_eh_personality_decl): New static variable.
(lto_eh_personality): New function.
* lto-lang.c (LANG_HOOKS_EH_PERSONALITY): Redefine to above function.
* Make-lang.in (lto/lto.o): Add dependency on debug.h.

From-SVN: r159921

re PR tree-optimization/44284 (vectorization does not work for short variable)

2010-05-27  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/44284
* tree-vect-stmts.c (vectorizable_assignment): Handle
sign-changing conversions as simple copy.

* gcc.dg/vect/vect-118.c: New testcase.
* gcc.dg/vect/bb-slp-20.c: Adjust.
* gcc.dg/vect/no-section-anchors-vect-36.c: Likewise.
* gcc.dg/vect/slp-9.c: Likewise.
* gcc.dg/vect/slp-reduc-4.c: Likewise.
* gcc.dg/vect/vect-10.c: Likewise.
* gcc.dg/vect/vect-109.c: Likewise.
* gcc.dg/vect/vect-12.c: Likewise.
* gcc.dg/vect/vect-36.c: Likewise.
* gcc.dg/vect/vect-7.c: Likewise.
* gcc.dg/vect/vect-iv-8.c: Likewise.
* gcc.dg/vect/vect-multitypes-10.c: Likewise.
* gcc.dg/vect/vect-multitypes-13.c: Likewise.
* gcc.dg/vect/vect-multitypes-14.c: Likewise.
* gcc.dg/vect/vect-multitypes-15.c: Likewise.
* gcc.dg/vect/vect-multitypes-7.c: Likewise.
* gcc.dg/vect/vect-multitypes-8.c: Likewise.
* gcc.dg/vect/vect-multitypes-9.c: Likewise.
* gcc.dg/vect/vect-reduc-dot-s16b.c: Likewise.
* gcc.dg/vect/vect-reduc-dot-s8a.c: Likewise.
* gcc.dg/vect/vect-reduc-dot-s8b.c: Likewise.
* gcc.dg/vect/vect-reduc-dot-u16b.c: Likewise.
* gcc.dg/vect/vect-strided-a-u32-mult.c: Likewise.
* gcc.dg/vect/vect-strided-u32-mult.c: Likewise.
* gcc.dg/vect/vect-widen-mult-s16.c: Likewise.
* gcc.dg/vect/vect-widen-mult-s8.c: Likewise.
* gcc.dg/vect/vect-widen-mult-sum.c: Likewise.
* gcc.dg/vect/vect-widen-mult-u16.c: Likewise.

From-SVN: r159920

gthr-posix.h (pthread_cancel): Don't declare if compiling against Bionic C library.

* gthr-posix.h (pthread_cancel): Don't declare if compiling against
Bionic C library.
(__gthread_active_p): Check for pthread_create if compiling against
Bionic C library.

From-SVN: r159919

Support compilation for Android platform.  Reimplement -mandroid.

* config.gcc (*linux*): Include linux-android.h and linux-android.opt.
(*android*): Set ANDROID_DEFAULT.
(arm*-*-linux*): Include linux-android.h.
(arm*-*-eabi*): Don't include previous -mandroid implementation.
* config/arm/eabi.h: Remove, move Android-specific parts ...
* config/linux-android.h: ... here.  New file.
* config/arm/eabi.opt: Rename to ...
* config/linux-android.opt: ... this.
(mandroid): Allow -mno-android option.  Initialize based on
ANDROID_DEFAULT.
* config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC, LIB_SPEC):
Move logic to corresponding LINUX_TARGET_* macros.
(TARGET_OS_CPP_BUILTINS): Define __ANDROID__, when appropriate.
* config/linux-eabi.h (LINK_SPEC, CC1_SPEC, CC1PLUS_SPEC, LIB_SPEC,)
(STARTFILE_SPEC, ENDFILE_SPEC): Define to choose between Linux and
Android definitions.
(LINUX_TARGET_OS_CPP_BUILTINS): Define __ANDROID__ if TARGET_ANDROID.
* doc/invoke.texi (-mandroid, -tno-android-cc, -tno-android-ld):
Document.

From-SVN: r159918

Add support for Bionic C library

Add support for Bionic C library
gcc/
* config.gcc (LIBC_GLIBC, LIBC_BIONIC, LIBC_UCLIBC): New tm_define
macro.
(DEFAULT_LIBC): New tm_define macro set to one of LIBC_*.
(bfin*-uclinux, moxie-*-uclinux*, m68k-*-uclinux*): Update.

* config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC): Define.
(LINUX_TARGET_OS_CPP_BUILTINS): Define __gnu_linux__ only for GLIBC.
(CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER): Make it easier
to support multiple C libraries.  Handle Bionic.
(BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,)
(BIONIC_DYNAMIC_LINKER64): Define.
(LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64):
Update.
(TARGET_HAS_SINCOS): Enable for Bionic.

* config/linux.opt: Rewrite to handle more than 2 C libraries.  Make
the last option specified on command line take effect.
(linux_uclibc): Rename to linux_libc, initialize using DEFAULT_LIBC.
(mbionic): New.
(mglibc, muclibc): Update.

* config/alpha/linux-elf.h, config/rs6000/linux64.h,
* config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Update to use
DEFAULT_LIBC.

* doc/invoke.texi (-mglibc, -muclibc): Update.
(-mbionic): Document.

gcc/testsuite/
* gcc.dg/glibc-uclibc-1.c, gcc.dg/glibc-uclibc-2.c: Remove, no longer
necessary.

From-SVN: r159917

c-common.h (c_register_addr_space): Add prototype.

* c-common.h (c_register_addr_space): Add prototype.
(ADDR_SPACE_KEYWORD): Remove.
* c-common.c (c_register_addr_space): New function.
(c_addr_space_name): Reimplement.
(c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS.

* config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove.
(REGISTER_TARGET_PRAGMAS): Call c_register_addr_space.

* doc/tm.texi (Named Address Spaces): Mention c_register_addr_space.
Remove TARGET_ADDR_SPACE_KEYWORDS.

From-SVN: r159916

ChangeLog: Fix whitespace.

* ChangeLog: Fix whitespace.
* testsuite/ChangeLog: Ditto.

From-SVN: r159915

input.c: New file.

* input.c: New file.
* input.h (main_input_filename): Move declaration to toplev.h.
* toplev.c (input_location, line_table): Move to input.c
* toplev.h (main_input_filename): Move declaration from input.h.
* tree.c (expand_location): Move to input.c.
* Makefile.in (OBJS-common): Add input.o.
(input.o): Add dependencies.

From-SVN: r159914

lto-wrapper.c (maybe_unlink_file): Ignore unlink failure for non-existant files.

2010-05-27  Richard Guenther  <rguenther@suse.de>

* lto-wrapper.c (maybe_unlink_file): Ignore unlink failure
for non-existant files.
(fork_execute): Mark args_name file as deleted.

From-SVN: r159913

re PR bootstrap/44287 (Failed to bootstrap)

gcc/cp/
2010-05-27  Kai Tietz  <kai.tietz@onevision.com>

        PR bootstrap/44287
        * rtti.c (emit_support_tinfos): Check for NULL_TREE.
        * class.c (layout_class_type): Likewise.
        * decl.c (finish_enum): Likewise.
        * mangle.c (write_builitin_type): Likewise.

gcc/
2010-05-27  Kai Tietz  <kai.tietz@onevision.com>

        PR bootstrp/44287
        * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
        (narrow_signed_type): Likewise.

From-SVN: r159912

materialize-1_0.c: New file.

* gcc.dg/lto/materialize-1_0.c: New file.
* gcc.dg/lto/materialize-1_1.c: New file.

From-SVN: r159911

cgraphunit.c (verify_cgraph_node): Do checking that DECL match edge only when checking is enabled...

* cgraphunit.c (verify_cgraph_node): Do checking that DECL match
edge only when checking is enabled; check using former_clone_of;
check inline clones too.
(cgraph_materialize_clone): Record former_clone_of pointer.
(cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not
combining redirections; dump args_to_skip bitmap
(cgraph_materialize_all_clones): Do no redirection here.
* ipa-inline.c (inline_transform): Do redirection here.
* cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled
cheking only).

From-SVN: r159907

Daily bump.

From-SVN: r159906

avr-c.c: Do not include regs.h.

* config/avr/avr-c.c: Do not include regs.h.
Include cpplib.h for cpp_define and tree.h for c-common.h.
* config/avr/avr-devices.c (avr_mcu_types): Fix initializer.
* config/avr/t-avr: Fix dependencies for avr-c.o.

From-SVN: r159901

explow.c (set_stack_check_libfunc): Adjust to accept name as a string instead of SYMBOL_REF rtx.

gcc/ChangeLog:
* explow.c (set_stack_check_libfunc): Adjust to accept name as a
string instead of SYMBOL_REF rtx.
* rtl.h (set_stack_check_libfunc): Move prototype from here...
* libfuncs.h: ...to here.  Adjust for explow.c change.

ada/ChangeLog:
* gcc-interface/trans.c: Do not include rtl.h, insclude libfuncs.h.
(gigi): Adjust call to set_stack_check_libfunc.

From-SVN: r159900

java-tree.h (struct lang_decl_func): Change type of throws_list field to a VEC.

* java-tree.h (struct lang_decl_func): Change type of throws_list
field to a VEC.
* jcf-parse.c (HANDLE_EXCEPTIONS_ATTRIBUTE): Adjust for changed type
of DECL_FUNCTION_THROWS.
* class.c (make_method_value): Likewise.

From-SVN: r159899

pretty-print.c: Don't include ggc.h.

* pretty-print.c: Don't include ggc.h.
(identifier_to_locale_alloc, identifier_to_locale_free): Define.
(identifier_to_locale): Use them for allocation.
* pretty-print.h (identifier_to_locale_alloc,
identifier_to_locale_free): Declare.
* toplev.c (alloc_for_identifier_to_locale): New.
(general_init): Set identifier_to_locale_alloc and
identifier_to_locale_free.
* Makefile.in (pretty-print.o): Update dependencies.

From-SVN: r159898

Move cplusplus parts into cp/ChangeLog and remove them from gcc's.

From-SVN: r159897

gimple.c (gimple_types_compatible_p): Return 0 for aggregate and pointer types if they have different alignment or mode.

* gimple.c (gimple_types_compatible_p): Return 0 for aggregate and
pointer types if they have different alignment or mode.

From-SVN: r159896

MAINTAINERS (CPU Port Maintainers): Add myself for xtensa port.

2010-05-25  Sterling Augustine <sterling@tensilica.com>

        * MAINTAINERS (CPU Port Maintainers): Add myself for xtensa port.

From-SVN: r159894

sparc.h (FUNCTION_VALUE, [...]): Remove macros.

* config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
* config/sparc/sparc-protos.h (function_value): Remove declaration.
* config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
sparc_function_value_regno_p): New functions.
(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
TARGET_FUNCTION_VALUE_REGNO_P): Define.
(function_value): Rename to...
(sparc_function_value_1): ... this. Make static. Change 'incoming_p'
argument to 'outgoing'.
(function_arg_record_value, function_arg_union_value,
function_arg_vector_value): Update comment.

From-SVN: r159890

dwarf2out.c (struct dw_fde_struct): Reorder flags.

* dwarf2out.c (struct dw_fde_struct): Reorder flags.
(fde_needed_for_eh_p): New predicate.
(output_call_frame_info): Use it throughout to decide whether FDEs
are needed for EH purpose.
(dwarf2out_begin_prologue): Reorder assignments.

From-SVN: r159889