go-lang.c (go_langhook_init_options_struct): Set frontend_set_flag_errno_math.

* go-lang.c (go_langhook_init_options_struct): Set
frontend_set_flag_errno_math.  Don't set x_flag_trapping_math.

From-SVN: r169931

common.opt (fcx-limited-range): Add SetByCombined flag.

* common.opt (fcx-limited-range): Add SetByCombined flag.
(ffinite-math-only, fmath-errno, frounding-math): Likewise.
(fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
(fassociative-math, freciprocal-math): Likewise.
(funsafe-math-optimizations): Likewise.
* opth-gen.awk: Handle SetByCombined.
* optc-gen.awk: Likewise.
* opts.c (set_fast_math_flags): Don't override flag if set by
frontend.
(set_unsafe_math_optimizations_flags): Likewise.
* doc/options.texi (Option properties): Document SetByCombined.

From-SVN: r169930

config.gcc (arc-*, [...]): Mark obsolete.

* config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.

From-SVN: r169929

Fix PRs 46834, 46994, and 46995: only rewrite reductions not containing other computations.

2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>

PR tree-optimization/46834
PR tree-optimization/46994
PR tree-optimization/46995
* graphite-sese-to-poly.c (used_outside_reduction): New.
(detect_commutative_reduction): Call used_outside_reduction.
(rewrite_commutative_reductions_out_of_ssa_close_phi): Call
translate_scalar_reduction_to_array only when at least one
loop-phi/close-phi tuple has been detected.

* gcc.dg/graphite/id-pr46834.c: New.
* gfortran.dg/graphite/id-pr46994.f90: New.
* gfortran.dg/graphite/id-pr46995.f90: New.

From-SVN: r169928

re PR middle-end/47646 (Revision 169918 caused many testsuite failures)

2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

PR middle-end/47646
* gcc.dg/pr39666-2.c (foo2): If the location of the statement
using the variable is known the warning is emitted there.
* gcc.dg/uninit-pr19430.c (foo): Likewise.
* g++.dg/warn/Wuninitialized-5.C (foo): Likewise.

* c-c++-common/pr20000.c (g): Both warnings occur at the return
statement.
(vg): Likewise.
* gcc.dg/noreturn-1.c (foo5): Likewise.
* objc.dg/attributes/method-noreturn-1.m (method1): Likewise.
(method2): Likewise.

* gfortran.dg/pr25923.f90 (baz): The warning will now be issued for
the return statement using the uninitialized variable.
* gfortran.dg/pr39666-2.f90 (f): Likewise.

From-SVN: r169927

re PR tree-optimization/47639 (ICE: verify_stmts failed: statement marked for throw, but doesn't with -fstack-check=generic -fexceptions -fnon-call-exceptions)

2011-02-08  Richard Guenther  <rguenther@suse.de>

PR middle-end/47639
* tree-vect-generic.c (expand_vector_operations_1): Update
stmts here ...
(expand_vector_operations): ... not here.  Cleanup EH info
and the CFG if required.

* g++.dg/opt/pr47639.c: New testcase.

From-SVN: r169926

re PR lto/47641 (gcc.dg/lto/20101009-1 c_lto_20101009-1_0.o-c_lto_20101009-1_0.o link ICE)

2011-02-08  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/47641
* tree-ssa.c (execute_update_addresses_taken): For asm outputs
require type compatibility.

From-SVN: r169925

gimple-low.c (lower_function_body): Don't remove the location of the return statement here.

2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

* gimple-low.c (lower_function_body): Don't remove the location of
the return statement here.
(lower_gimple_return): Do it here instead but only if the return
statement is actually used twice.

From-SVN: r169918

re PR tree-optimization/47632 (ICE: verify_flow_info failed: BB 4 can not throw but has an EH edge with -fnon-call-exceptions -ftrapv and operator new[])

2011-02-08  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/47632
* tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
unused up_to_stmt parameter, return whether cfg-cleanup is
necessary, remove EH info properly.
(forward_propagate_into_gimple_cond): Adjust caller.
(forward_propagate_into_cond): Likewise.
(forward_propagate_comparison): Likewise.
(tree_ssa_forward_propagate_single_use_vars): Make
forward_propagate_comparison case similar to the two others.

* g++.dg/opt/pr47632.C: New testcase.

From-SVN: r169917

mn10300.opt (mliw): New command line option.

* config/mn10300/mn10300.opt (mliw): New command line option.
* config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
(liw_bundling): New automaton.
(liw): New attribute.
(liw_op): New attribute.
(liw_op1, liw_op2, liw_both, liw_either): New reservations.
(movsi_internal): Add LIW attributes.
(andsi3): Likewise.
(iorsi3): Likewise.
(xorsi3): Likewise.
(addsi3): Separate register and immediate alternatives.
Add LIW attributes.
(subsi3): Likewise.
(cmpsi): Likewise.
(aslsi3): Likewise.
(lshrsi3): Likewise.
(ashrsi3): Likewise.
(liw): New pattern.
* config/mn10300/mn10300.c (liw_op_names): New
(mn10300_print_operand): Handle 'W' operand descriptor.
(extract_bundle): New function.
(check_liw_constraints): New function.
(liw_candidate): New function.
(mn10300_bundle_liw): New function.
(mn10300_reorg): New function.
(TARGET_MACHINE_DEPENDENT_REORG): Define.
(TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
* config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
__LIW__ or __NO_LIW__.
* doc/invoke.texi: Describe the -mliw command line option.

From-SVN: r169916

fdl-1.2.xml: Remove.

2011-02-08  Jonathan Wakely  <jwakely.gcc@gmail.com>

* doc/xml/gnu/fdl-1.2.xml: Remove.
* doc/xml/gnu/gpl-2.0.xml: Remove.
* doc/Makefile.am: Update.
* doc/Makefile.in: Regnerate.

From-SVN: r169915

* Make-lang.in (obj-c++.tags): Don't include *.y.

From-SVN: r169914

Daily bump.

From-SVN: r169912

* g++.dg/abi/packed1.C: Expect warning on spu-*-* as well.

From-SVN: r169908

config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.

* config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
* config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
pthread_mutex_unlock): Remove.
* config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
* config/pa/t-pa64: Likewise.
* config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
shared libc if not linking against libpthread.
* config/pa/pa-hpux11.h (LIB_SPEC): Likewise.

From-SVN: r169906

re PR target/47558 (163267 breaks exception traceback in xplor-nih)

2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>

PR target/47558
* config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
on 10.6 and later to ensure that we always use the unwinder from
the system.  Only add -no_compact_unwind when tarteting darwin
10.6 or later.

From-SVN: r169905

re PR target/46997 (new ia64 vector instructions are broken on HP-UX (big-endian))

2011-02-07  Steve Ellcey  <sje@cup.hp.com>

PR target/46997
* vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
(vec_interleave_lowv2sf): Ditto.
(vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
(vec_extract_oddv2sf): Ditto.

From-SVN: r169904

re PR other/42333 (complex division failure on darwin10 with -lm)

PR target/42333
Add __ieee_divdc3 entry point.
* config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
entry point.
(SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
* config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
* config/darwin.c (darwin_rename_builtins): Add.
* config/darwin-protos.h (darwin_rename_builtins): Add.

From-SVN: r169903

re PR target/47558 (163267 breaks exception traceback in xplor-nih)

PR target/47558
Add __ieee_divdc3 entry point.
* config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
entry point.
(SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
* config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
* config/darwin.c (darwin_rename_builtins): Add.
* config/darwin-protos.h (darwin_rename_builtins): Add.

From-SVN: r169902

Fix PR target/47636

From-SVN: r169901

re PR lto/47225 (cross-compile fails while configuring libgcc with "xgcc: fatal error: -fuse-linker-plugin, but liblto_plugin.so not found")

2011-02-07  Kai Tietz  <kai.tietz@onevision.com>

        PR lto/47225
        * Makefile.am (Wc): New helper for encoding -Wc,.
        (liblto_plugin_la_LIBADD): Use Wc for libiberty library.
        (liblto_plugin_la_DEPENDENCIES): Special case pic libiberty.
        * Makefile.in: Regenerated.

From-SVN: r169900

re PR libstdc++/47628 (non-compliant C++0x erase methods on STL containers)

2011-02-07  Paolo Carlini  <paolo.carlini@oracle.com>

PR libstdc++/47628
* include/bits/stl_tree.h (_Rb_tree::erase(iterator), erase(iterator,
iterator)): Add back in C++03 mode.
* testsuite/23_containers/map/modifiers/erase/47628.cc: New.
* testsuite/23_containers/multimap/modifiers/erase/47628.cc: Likewise.

From-SVN: r169899

darwin.opt (mmacosx-version-min): Update default OS version.

* config/darwin.opt (mmacosx-version-min): Update default OS
version.

From-SVN: r169898

PR libstdc++/47560 try two

2011-02-07  Benjamin Kosnik  <bkoz@redhat.com>

PR libstdc++/47560 try two
* config/os/hpux/os_defines.h: Guard for C++.

From-SVN: r169897

re PR target/47534 (avr libgcc.S fails to build)

  PR target/47534
* config/avr/libgcc.S (exit): Move .endfunc

From-SVN: r169896

More style fixes from Ralf

From-SVN: r169893

texinfo fixes suggested by Ralf Wildenhues

Co-Authored-By: Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
From-SVN: r169892

* MAINTAINERS (option handling): Add self.

From-SVN: r169889

re PR tree-optimization/47615 (ICE: too deep recursion in phi_translate/phi_translate_1 with -ftree-pre -fno-tree-fre -fno-tree-sra)

2011-02-07  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/47615
* tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
* tree-ssa-sccvn.c (default_vn_walk_kind): New global.
(run_scc_vn): Initialize it.
(visit_reference_op_load): Use it.
* tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.

* g++.dg/opt/pr47615.C: New testcase.

From-SVN: r169888

spu.c (spu_init_libfuncs): Install SImode and DImode trapping arithmetic libfuncs.

* config/spu/spu.c (spu_init_libfuncs): Install SImode and
DImode trapping arithmetic libfuncs.

From-SVN: r169886

re PR tree-optimization/47621 (Missed dependencies in address-taken optimization)

2011-02-07  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/47621
* tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
two duplicates ...
(execute_update_addresses_taken): ... here.  Make it more
conservative in what we accept.

* gcc.dg/torture/pr47621.c: New testcase.

From-SVN: r169881

revert r169877 patch for PR47225

From-SVN: r169878

re PR lto/47225 (cross-compile fails while configuring libgcc with "xgcc: fatal error: -fuse-linker-plugin, but liblto_plugin.so not found")

2011-02-07  Kai Tietz  <kai.tietz@onevision.com>

        PR lto/47225
        * Makefile.am (Wl): New helper for encoding -Wl,.
        (liblto_plugin_la_LIBADD): Use -Wl for libiberty library.
        * Makefile.in: Regenerated.

From-SVN: r169877

transpose_optimization_2.f90: Cleanup original dump.

* gfortran.dg/transpose_optimization_2.f90: Cleanup original dump.

From-SVN: r169876

* update_web_docs_svn: Generate libquadmath-vers.texi.

From-SVN: r169875

Daily bump.

From-SVN: r169874

faq.xml: Adjust link to bug database.

* doc/xml/faq.xml: Adjust link to bug database.
Remove old item on broken header files.

From-SVN: r169870

freebsd.h (ASM_SPEC): Define.

* config/sparc/freebsd.h (ASM_SPEC): Define.
* config/sparc/vxworks.h (ASM_SPEC): Define.

From-SVN: r169867

* config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.

From-SVN: r169866

Add thread-safety section to menu

From-SVN: r169865

Document libgfortran thread-safety

From-SVN: r169864

re PR lto/47225 (cross-compile fails while configuring libgcc with "xgcc: fatal error: -fuse-linker-plugin, but liblto_plugin.so not found")

2011-02-06  Kai Tietz  <kai.tietz@onevision.com>

PR lto/47225
* Makefile.def: Add dependency for install-gcc
on install-lto-plugin.
* Makfile.in: Regenerated

From-SVN: r169863

re PR fortran/47592 (Multiple function invocation with ALLOCATE (SOURCE=REPEAT('x',bar())))

2011-02-06  Paul Thomas  <pault@gcc.gnu.org>

PR fortran/47592
* trans-stmt.c (gfc_trans_allocate): For deferred character
length allocations with SOURCE, store to the values and string
length to avoid calculating twice.  Replace gfc_start_block
with gfc_init_block to avoid unnecessary contexts and to keep
declarations of temporaries where they should be. Tidy up the
code a bit.

2011-02-06  Paul Thomas  <pault@gcc.gnu.org>

PR fortran/47592
* gfortran.dg/allocate_with_source_1 : New test.

From-SVN: r169862

invoke.texi: Remove reference to compiler internals from user documentation.

* doc/invoke.texi: Remove reference to compiler internals from
user documentation.

* reg-notes.def: Remove REG_VALUE_PROFILE.
* combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.

From-SVN: r169861

Add myself as libquadmath maintainer.

From-SVN: r169860

Daily bump.

From-SVN: r169859

re PR middle-end/47610 (cp-demangle.c:1970:1: error: cplus_demangle_builtin_types causes a section type conflict)

PR middle-end/47610
* varasm.c (default_section_type_flags): If decl is NULL,
and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO
bit.

* gcc.dg/pr47610.c: New test.

From-SVN: r169855

PR 42434 Update SYSTEM_CLOCK documentation

From-SVN: r169854

re PR libfortran/47567 (Wrong output for small absolute values with F editing)

2011-02-05  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

PR libgfortran/47567
* io/write_float.def (output_float): Eliminate some redundant code.
Adjust width for case of F0.X for values of zero and all other values.
Expand cases where '*' is set to give cleaner results.

From-SVN: r169853

PR 47571 Fix HPUX bootstrap regression, cleanup

From-SVN: r169852

re PR rtl-optimization/42631 ("-fcompare-debug failure" with "-O1 -funroll-loops")

PR debug/42631
* web.c (entry_register): Don't clobber the number of the
first uninitialized reference in used[].

testsuite/
PR debug/42631
* gcc.dg/pr42631.c: Update test.
* gcc.dg/pr42631-2.c: New test.

From-SVN: r169851

re PR fortran/47574 (internal compiler error: in build2_stat, at tree.c:3795)

2001-02-05  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/47574
* gfortran.dg/pr47574.f90:  New test.

From-SVN: r169850

libgo: Pass compiler flags to mksysinfo.sh.

From-SVN: r169848

Fix PR46194: fix the computation of distance vectors.

2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>

PR tree-optimization/46194
* tree-data-ref.c (analyze_miv_subscript): Remove comment.
(build_classic_dist_vector_1): Do not represent classic distance
vectors when the access functions are variating in different loops.

* gcc.dg/autopar/pr46194.c: New.

From-SVN: r169847

Daily bump.

From-SVN: r169846

regex_error.h (__throw_regex_error): Not inline.

2011-02-04  Benjamin Kosnik  <bkoz@redhat.com>

* include/bits/regex_error.h (__throw_regex_error): Not inline.
* src/functexcept.cc: Add definition.
* config/abi/pre/gnu.ver: Export.

From-SVN: r169842

iris6.opt: New.

* config/mips/iris6.opt: New.
* config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.

From-SVN: r169841

re PR target/46997 (new ia64 vector instructions are broken on HP-UX (big-endian))

2011-02-04  Richard Henderson  <rth@redhat.com>
    Steve Ellcey  <sje@cup.hp.com>

PR target/46997
* config/ia64/predicates.md (mux1_brcst_element): New.
* config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
* config/ia64/ia64.c (ia64_unpack_assemble): New.
(ia64_unpack_sign): New.
(ia64_expand_unpack): Rewrite using new routines.
(ia64_expand_widen_sum): Ditto.
(ia64_expand_dot_prod_v8qi): Ditto.
* config/ia64/vect.md (mulv8qi3): Rewrite to use new
routines, add endian check.
(pmpy2_even): Rename from pmpy2_r, add endian check.
(pmpy2_odd): Rename from pmpy2_l, add endian check.
(vec_widen_smult_lo_v4hi): Rewrite using new routines.
(vec_widen_smult_hi_v4hi): Ditto.
(vec_widen_umult_lo_v4hi): Ditto.
(vec_widen_umult_hi_v4hi): Ditto.
(mulv2si3): Change endian checks.
(sdot_prodv4hi): Rewrite with new calls.
(udot_prodv4hi): New.
(vec_pack_ssat_v4hi): Add endian check.
(vec_pack_usat_v4hi): Ditto.
(vec_pack_ssat_v2si): Ditto.
(max1_even): Rename from max1_r, add endian check.
(max1_odd): Rename from max1_l, add endian check.
(*mux1_rev): Format change.
(*mux1_mix): Ditto.
(*mux1_shuf): Ditto.
(*mux1_alt): Ditto.
(*mux1_brcst_v8qi): Use new predicate.
(vec_extract_evenv8qi): Remove endian check.
(vec_extract_oddv8qi): Ditto.
(vec_interleave_lowv4hi): Format change.
(vec_interleave_highv4hi): Ditto.
(mix2_even): Rename from mix2_r, add endian check.
(mix2_odd): Rename from mux2_l, add endian check.
(*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
(vec_extract_evenodd_helper): Format change.
(vec_extract_evenv4hi): Remove endian check.
(vec_extract_oddv4hi): Remove endian check.
(vec_interleave_lowv2si): Format change.
(vec_interleave_highv2si): Format change.
(vec_initv2si): Remove endian check.
(vecinit_v2si): Add endian check.
(reduc_splus_v2sf): Add endian check.
(reduc_smax_v2sf): Ditto.
(reduc_smin_v2sf): Ditto.
(vec_initv2sf): Remove endian check.
(fpack): Add endian check.
(fswap): Add endian check.
(vec_interleave_highv2sf): Add endian check.
(vec_interleave_lowv2sf): Add endian check.
(fmix_lr): Add endian check.
(vec_setv2sf): Format change.
(*vec_extractv2sf_0_be): Use shift to extract operand.
(*vec_extractv2sf_1_be): New.
(vec_pack_trunc_v4hi): Add endian check.
(vec_pack_trunc_v2si): Format change.

Co-Authored-By: Steve Ellcey <sje@cup.hp.com>
From-SVN: r169840

Add a testcase for PR tree-optimization/43695.

2011-02-04  H.J. Lu  <hongjiu.lu@intel.com>

PR tree-optimization/43695
* g++.dg/ipa/pr43695.C: New.

From-SVN: r169835

re PR inline-asm/23200 (rejects "i"(&var + 1))

PR inline-asm/23200
* tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
do bb, locus and block comparison and disallow loads if it is
not set.
(stmt_is_replaceable_p): New function.
(process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
callers.
* expr.c (expand_expr_real_1) <case SSA_NAME>: If
get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
SSA_NAME_DEF_STMT.
* tree-flow.h (stmt_is_replaceable_p): New prototype.

* gcc.dg/pr23200.c: New test.

From-SVN: r169831

xilinx.opt: New.

* config/rs6000/xilinx.opt: New.
* config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.

From-SVN: r169827

* config/mips/mips.opt (EB, EL, noasmopt): New Driver options.

From-SVN: r169826

Fix typo in previous commit.

From-SVN: r169824

crossconfig.m4 (GLIBCXX_CROSSCONFIG): Add *-rtems*.

2011-02-04  Ralf Corsépius <ralf.corsepius@rtems.org.>

* crossconfig.m4 (GLIBCXX_CROSSCONFIG): Add *-rtems*.
* configure: Regenerate.

From-SVN: r169823

Fix PR java/21206: Unrecognized option '-Wl,-rpath' for jv-convert

libjava/:
PR java/21206
* configure.ac (LDLIBICONV): New substituted variable, with
instances of '-Wl,' removed from LIBICONV.
* configure: Regenerate.
* libgcj.spec.in: Use @LDLIBICONV@ not @LIBICONV@.
* Makefile.in: Regenerate.
* gcj/Makefile.in: Likewise.
* include/Makefile.in: Likewise.
* testsuite/Makefile.in: Likewise.

From-SVN: r169822

Implement __sync_fetch_and_add_4 if necessary.

From-SVN: r169820

Daily bump.

From-SVN: r169819

re PR c++/47589 (internal compiler error: Segmentation fault)

2011-02-03  Jonathan Wakely  <jwakely.gcc@gmail.com>

PR c++/47589
* g++.dg/pr47589.C: New test.

From-SVN: r169815

xtensa.h (PREFERRED_RELOAD_CLASS, [...]): Remove.

* config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
* config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
secondary_reload_info, xtensa_secondary_reload): Remove.
* config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
(xtensa_preferred_reload_class): Make static. Change return and
'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
Use CONST_DOUBLE_P predicate.
(xtensa_preferred_output_reload_class): New function.
(xtensa_secondary_reload): Make static.

From-SVN: r169810

microblaze.opt (Zxl-mode-bootstrap, [...]): New Driver options.

* config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.

From-SVN: r169809

re PR c++/47398 (tree check: accessed elt 10 of tree_vec with 9 elts in tsubst, at cp/pt.c:10500)

Fix PR c++/47398

gcc/cp/

PR c++/47398
* tree.c (cp_tree_equal)<TEMPLATE_PARM_INDEX>: Take the number of
template parameters in account.

gcc/testsuite/

PR c++/47398
* g++.dg/template/typedef37.C: New test.
* g++.dg/template/param1.C: Adjust expected error message.

From-SVN: r169807

re PR middle-end/31490 (Compile error section type conflict)

PR middle-end/31490
* output.h (SECTION_RELRO): Define.
(SECTION_MACH_DEP): Adjust.
(get_variable_section): New prototype.
* varpool.c (varpool_finalize_named_section_flags): New function.
(varpool_assemble_pending_decls): Call it.
* cgraph.h (varpool_finalize_named_section_flags): New prototype.
* cgraphunit.c (cgraph_output_in_order): Call
varpool_finalize_named_section_flags.
* varasm.c (get_section): Allow section flags conflicts between
relro and read-only sections if the section hasn't been declared yet.
Set SECTION_OVERRIDE after diagnosing section type conflict.
(get_variable_section): No longer static.
(default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
readonly sections that need relocations.
(decl_readonly_section_1): New function.
(decl_readonly_section): Use it.

Revert:
2010-11-17  Dinar Temirbulatov <dtemirbulatov@gmail.com>
    Steve Ellcey  <sje@cup.hp.com>

PR middle-end/31490
* varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
if section attribute used.

* gcc.dg/pr31490-2.c: New test.
* gcc.dg/pr31490-3.c: New test.
* gcc.dg/pr31490-4.c: New test.

From-SVN: r169804

darwin.h (SECTION_NO_ANCHOR): Remove.

* config/darwin.h (SECTION_NO_ANCHOR): Remove.
* config/darwin.c (SECTION_NO_ANCHOR): Define.
(darwin_init_sections): Remove assertion.

From-SVN: r169802

re PR c++/46890 (Failed to compile scummvm's player_v4a.cpp)

gcc/c-family/
PR c++/46890
* c-common.h (keyword_is_decl_specifier): Declare.
* c-common.c (keyword_is_decl_specifier): Define.
(keyword_is_function_specifier): New function.

gcc/cp/
PR c++/46890
* parser.c (cp_parser_class_specifier): Fix setting of
want_semicolon.

gcc/testsuite/
PR c++/46890
* g++.dg/parser/semicolon3.C: Adjust.
* g++.dg/parser/semicolon4.C: New testcase.
* g++.dg/pr46890.C: New testcase.

Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r169797

re PR c++/29571 (ICE with invalid static const member)

2011-02-03  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/29571
* g++.dg/init/pr29571.C: New.

From-SVN: r169796

Require vect_double on gfortran.dg/graphite/vect-pr40979.f90.

2011-02-03  H.J. Lu  <hongjiu.lu@intel.com>

* gfortran.dg/graphite/vect-pr40979.f90: Require vect_double
instead of vect_int.

From-SVN: r169790

gigi.h (fill_vms_descriptor): Take GNU_TYPE instead of GNAT_FORMAL.

* gcc-interface/gigi.h (fill_vms_descriptor): Take GNU_TYPE instead of
GNAT_FORMAL.
* gcc-interface/utils2.c (fill_vms_descriptor): Move from here to...
* gcc-interface/utils.c (fill_vms_descriptor): ...here.  Take GNU_TYPE
instead of GNAT_FORMAL.  Protect the expression against multiple uses.
Do not generate the check directly, instead instantiate the template
check present in the descriptor.
(make_descriptor_field): Move around.
(build_vms_descriptor32): Build a template check in the POINTER field.
(build_vms_descriptor): Remove useless suffixes.
* gcc-interface/trans.c (call_to_gnu): Adjust fill_vms_descriptor call.

From-SVN: r169788

predicates.md (rx_zs_comparison_operator): Remove lt and ge.

* config/rx/predicates.md (rx_zs_comparison_operator): Remove
lt and ge.
* config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than
CC_ZSOmode.
* config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
instead of "n" and "pz".
(flags_from_code): LT and GE tests need CC_FLAG_O as well as
CC_FLAG_S.

From-SVN: r169787

re PR target/47312 (ICE: in expand_ternary_op, at optabs.c:656 with -flto -mno-sse -mxop and __builtin_fmaf())

PR target/47312
* expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
fma, expand FMA_EXPR as fma{,f,l} call.

* gcc.target/i386/pr47312.c: New test.

From-SVN: r169786

re PR lto/47274 (ICE in lto_varpool_replace_node, at lto-symtab.c:306)

PR lto/47274
* lto-streamer-out.c (write_symbol): When writing kind and visibility,
copy them into a unsigned char variable and pass address of it to
lto_output_data_stream.

From-SVN: r169785

re PR target/47564 (internal compiler error in memory_address_addr_space, at explow.c:504)

PR target/47564
* toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
around backend_init_target and lang_dependent_init_target calls.
* cgraphunit.c (cgraph_debug_gimple_stmt): New function.
(verify_cgraph_node): Don't call set_cfun here.  Use
cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
Set error_found for incorrectly represented calls to thunks.

* gcc.target/i386/pr47564.c: New test.

From-SVN: r169784

libiberty: documentation markup and order fixes.

libiberty/:
* splay-tree.c: Escape wrapping newlines in texinfo markup
with '@', to fix function declaration output rendering.
* gather-docs: Relax and improve macro name matching to actually
match all current names and to allow input line wrapping.
* bsearch.c, concat.c, crc32.c, fnmatch.txh, fopen_unlocked.c,
hashtab.c, insque.c, make-relative-prefix.c, memchr.c, memcmp.c,
memcpy.c, memmem.c, memmove.c, mempcpy.c, memset.c,
pexecute.txh, random.c, setenv.c, setproctitle.c,
simple-object.txh, snprintf.c, stpncpy.c, strncmp.c, strtod.c,
strtol.c, vasprintf.c, vprintf.c, vsnprintf.c, xmemdup.c:
Wrap long texinfo input lines.
* functions.texi: Regenerate.

From-SVN: r169783

re PR debug/43092 (Wrong debuginfo with VTA and -fomit-frame-pointer/-mno-accumulate-outgoing-args)

PR debug/43092
PR rtl-optimization/43494
* rtl.h (for_each_inc_dec_fn): New type.
(for_each_inc_dec): Declare.
* rtlanal.c (struct for_each_inc_dec_ops): New type.
(for_each_inc_dec_find_inc_dec): New fn.
(for_each_inc_dec_find_mem): New fn.
(for_each_inc_dec): New fn.
* dse.c (struct insn_size): Remove.
(replace_inc_dec, replace_inc_dec_mem): Remove.
(emit_inc_dec_insn_before): New fn.
(check_for_inc_dec): Use it, along with for_each_inc_dec.
(canon_address): Pass mem modes to cselib_lookup.
* cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
(cselib_lookup_from_insn): Likewise.
(cselib_subst_to_values): Likewise.
* cselib.c (find_slot_memmode): New var.
(cselib_find_slot): New fn.  Use it instead of
htab_find_slot_with_hash everywhere.
(entry_and_rtx_equal_p): Use find_slot_memmode.
(autoinc_split): New fn.
(rtx_equal_for_cselib_p): Rename and implement in terms of...
(rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
Deal with autoinc.  Special-case recursion into MEMs.
(cselib_hash_rtx): Likewise.
(cselib_lookup_mem): Infer pmode from address mode.  Distinguish
address and MEM modes.
(cselib_subst_to_values): Add memmode, pass it on.
Deal with autoinc.
(cselib_lookup): Add memmode argument, pass it on.
(cselib_lookup_from_insn): Add memmode.
(cselib_invalidate_rtx): Discard obsolete push_operand handling.
(struct cselib_record_autoinc_data): New.
(cselib_record_autoinc_cb): New fn.
(cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
mode to cselib_lookup.  Reset autoinced REGs here instead of...
(cselib_process_insn): ... here.
* var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
to cselib_lookup.
(add_uses): Likewise, also to cselib_subst_to_values.
(add_stores): Likewise.
* sched-deps.c  (add_insn_mem_dependence): Pass mode to
cselib_subst_to_values.
(sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
* gcse.c (do_local_cprop): Adjusted.
* postreload.c (reload_cse_simplify_set): Adjusted.
(reload_cse_simplify_operands): Adjusted.
* sel-sched-dump (debug_mem_addr_value): Pass mode.

From-SVN: r169782

re PR tree-optimization/45122 (-funsafe-loop-optimizations causes FAIL: gcc.c-torture/execute/pr27285.c execution)

gcc/ChangeLog:
PR tree-optimization/45122
* tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
unsafe assumptions when there's more than one loop exit.
gcc/testsuite/ChangeLog:
PR tree-optimization/45122
* gcc.dg/tree-ssa/pr45122.c: New.

From-SVN: r169781

Fix PR target/47272

From-SVN: r169780

pa-hpux10.opt: New.

* config/pa/pa-hpux10.opt: New.
* config/hpux11.opt (pthread): New Driver option.
* config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
* config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.

From-SVN: r169779

vms.opt: New.

* config/ia64/vms.opt: New.
* config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.

From-SVN: r169778

Check whether we are using setjmp/longjmp exceptions.

From-SVN: r169777

Fix PR target/47580

From-SVN: r169776

Daily bump.

From-SVN: r169775

* config/i386/djgpp.opt (posix): New Driver option.

From-SVN: r169771

config.gcc (*-*-freebsd[12], [...]): Move to the unsupported targets list.

* config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
Move to the unsupported targets list.

From-SVN: r169770

re PR rtl-optimization/47525 (DCE fails to eliminate a dead call to a pure function when compiled with -maltivec)

PR rtl-optimization/47525
* df-scan.c: Update copyright years.
(df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
and non-clobber DF_REF_REG_DEF for calls to const and pure functions.

From-SVN: r169768

re PR fortran/47082 ([OOP] ICE in gfc_conv_component_ref)

2011-02-02  Janus Weil  <janus@gcc.gnu.org>
    Paul Thomas  <pault@gcc.gnu.org>

PR fortran/47082
* trans-expr.c (gfc_trans_class_init_assign): Add call to
gfc_get_derived_type.
* module.c (read_cleanup): Do not use unique_symtrees for vtabs
or vtypes.

2011-02-02  Janus Weil  <janus@gcc.gnu.org>
    Paul Thomas  <pault@gcc.gnu.org>

PR fortran/47082
* gfortran.dg/class_37.f03 : New test.

Co-Authored-By: Paul Thomas <pault@gcc.gnu.org>
From-SVN: r169767

libgo: Apply upstream libtool patch.

http://gcc.gnu.org/ml/gcc-patches/2011-02/msg00008.html

From-SVN: r169766

sysv4.h (TARGET_VERSION): Remove.

* config/i386/sysv4.h (TARGET_VERSION): Remove.
(SUBTARGET_RETURN_IN_MEMORY): Remove.
(ASM_OUTPUT_ASCII): Remove.
* config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.

From-SVN: r169534

re PR target/47543 (ICE: in extract_insn, at recog.c:2109 when building zlib)

PR middle-end/47543
* reload.c (find_reloads_address): Handle reg+d address where both
components are invalid by reloading the entire address.

From-SVN: r169533

Fix PR40979 and PR47044: after LIM call copy_prop and DCE to clean up.

2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
    Richard Guenther  <rguenther@suse.de>

PR tree-optimization/40979
PR bootstrap/47044
* passes.c (init_optimization_passes): After LIM call copy_prop
and DCE to clean up.
* tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.

* gcc.dg/graphite/graphite.exp (DEFAULT_VECTCFLAGS): Add -ffast-math.
* gcc.dg/graphite/pr35356-2.c: Adjust pattern.
* gfortran.dg/graphite/graphite.exp: Run vect_files conditionally to
check_vect_support_and_set_flags.
* gfortran.dg/graphite/vect-pr40979.f90: New.

Co-Authored-By: Richard Guenther <rguenther@suse.de>
From-SVN: r169531

Fix PR47576 and PR47555: add PARAM_SCEV_MAX_EXPR_COMPLEXITY.

2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>

PR tree-optimization/47576
PR tree-optimization/47555
* doc/invoke.texi (scev-max-expr-complexity): Documented.
* params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
(PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
* tree-scalar-evolution.c (follow_ssa_edge): Use
PARAM_SCEV_MAX_EXPR_COMPLEXITY.

From-SVN: r169530

libgo.exp: Set tmpdir.

From-SVN: r169529