re PR lto/56297 (LTO: multiple definition error with global register variables)

2013-02-12  Richard Biener  <rguenther@suse.de>

PR lto/56297
* lto-streamer-out.c (write_symbol): Do not output symbols
for hard register variables.

* gcc.dg/lto/pr56297_0.c: New testcase.
* gcc.dg/lto/pr56297_0.c: Likewise.

From-SVN: r195979

re PR target/54222 ([avr] Implement fixed-point support)

gcc/
PR target/54222
* config/avr/avr-dimode.md (umulsidi3, mulsidi3): New expanders.
(umulsidi3_insn, mulsidi3_insn): New insns.

libgcc/
PR target/54222
* config/avr/t-avr (LIB2FUNCS_EXCLUDE): Add: _usmulUHA, _usmulUSA,
_ssmulHA, _ssmulSA.
(LIB1ASMFUNCS): Add: _muldi3_6, _mulsidi3, _umulsidi3, _usmuluha3,
_ssmulha3, _usmulusa3, _ssmulsa3.
* config/avr/lib1funcs.S (__muldi3_6): Break out of __muldi3.
(__muldi3): XCALL __muldi3_6 instead of rcall.
(__umulsidi3, __mulsidi3): New functions.
(do_prologue_saves, do_epilogue_restores): New .macros.
(__divdi3_moddi3): Use them.
* config/avr/lib1funcs-fixed.S (__usmuluha3, __ssmulha3)
(__usmulusa3, __ssmulsa3): New functions.

From-SVN: r195978

arm-protos.h (struct cpu_vec_costs): New struct type.

2013-02-05  Christophe Lyon <christophe.lyon@linaro.org>

* config/arm/arm-protos.h (struct cpu_vec_costs): New struct type.
(struct tune_params): Add vec_costs field.
* config/arm/arm.c (arm_builtin_vectorization_cost)
(arm_add_stmt_cost): New functions.
(TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST)
(TARGET_VECTORIZE_ADD_STMT_COST): Define.
(arm_default_vec_cost): New struct of type cpu_vec_costs.
(arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune)
(arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune)
(arm_cortex_a15_tune, arm_cortex_a5_tune, arm_cortex_a9_tune)
(arm_v6m_tune, arm_fa726te_tune): Define new vec_costs field.

From-SVN: r195977

re PR lto/56295 (Missed optimization with LTO)

2013-02-12  Richard Biener  <rguenther@suse.de>

PR lto/56295
* gimple-streamer-in.c (input_gimple_stmt): Strip MEM_REFs off
decls again if possible.

From-SVN: r195976

re PR fortran/46952 ([OOP] Spurious "recursive call" error with type bound procedure)

2013-02-12  Janus Weil  <janus@gcc.gnu.org>

PR fortran/46952
* resolve.c (resolve_call): Do not check deferred procedures for
recursiveness.

2013-02-12  Janus Weil  <janus@gcc.gnu.org>

PR fortran/46952
* gfortran.dg/typebound_deferred_1.f90: New.

From-SVN: r195975

cstdlib (at_quick_exit, quick_exit): Provide in C++11 mode.

2013-02-12  Paolo Carlini  <paolo.carlini@oracle.com>

* include/c_std/cstdlib (at_quick_exit, quick_exit): Provide in
C++11 mode.

From-SVN: r195974

re PR middle-end/56288 (always true conditional expression in verify_ssa_name)

2013-02-12  Richard Biener  <rguenther@suse.de>

PR middle-end/56288
* tree-ssa.c (verify_ssa_name): Fix check, move
SSA_NAME_IN_FREE_LIST check up.

From-SVN: r195973

re PR rtl-optimization/56151 (Performance degradation after r194054 on x86 Atom.)

PR rtl-optimization/56151
* optabs.c (add_equal_note): Don't return 0 if target is a MEM,
equal to op0 or op1, and last_insn pattern is CODE operation
with MEM dest and one of the operands matches that MEM.

* gcc.target/i386/pr56151.c: New test.

Co-Authored-By: Steven Bosscher <steven@gcc.gnu.org>
From-SVN: r195972

38081-1.cc (test01): Don't expect dots after abbreviated weekday names for ru_RU for glibc versions...

libstdc++-v3/
* testsuite/22_locale/time_get/get_weekday/char/38081-1.cc (test01):
Don't expect dots after abbreviated weekday names for ru_RU for
glibc versions >= 2.17.
* testsuite/22_locale/time_get/get_weekday/char/38081-2.cc (test01):
Likewise.

From-SVN: r195971

random.tcc (__transform): Remove.

2013-02-12  Paolo Carlini  <paolo.carlini@oracle.com>

* include/bits/random.tcc (__transform): Remove.
(__normalize): Add.
(discrete_distribution<>::param_type::_M_initialize): Adjust.
(piecewise_constant_distribution<>::param_type::_M_initialize):
Likewise.
(piecewise_linear_distribution<>::param_type::_M_initialize):
Likewise.

From-SVN: r195970

extend.texi: Document Function Multiversioning and "default" parameter string to target...

* doc/extend.texi: Document Function Multiversioning and "default"
parameter string to target attribute.
* g++.dg/ext/mv12.C: New test.
* g++.dg/ext/mv12.h: New file.
* g++.dg/ext/mv12-aux.C: New file.
* g++.dg/ext/mv13.C: New test.
* config/i386/i386.c (get_builtin_code_for_version): Return 0 if
target attribute parameter is "default".
(ix86_compare_version_priority): Remove checks for target attribute.
(ix86_mangle_function_version_assembler_name): Change error to sorry.
Remove check for target attribute equal to NULL. Add assert.
(ix86_generate_version_dispatcher_body): Change error to sorry.

From-SVN: r195967

Makefile.am (hashtable_c++0x.lo, [...]): Use -fimplicit-templates.

2013-02-11  Benjamin Kosnik  <bkoz@redhat.com>

* src/c++11/Makefile.am (hashtable_c++0x.lo, hashtable_c++0x.o):
Use -fimplicit-templates.
* src/c++11/Makefile.in: Regenerate.
* src/c++11/hashtable_c++0x.cc: Remove instantiation for
std::lower_bound template.

From-SVN: r195966

Daily bump.

From-SVN: r195965

cstdlib (at_quick_exit, quick_exit): Do not declare.

2013-02-11  Paolo Carlini  <paolo.carlini@oracle.com>

* include/c_std/cstdlib (at_quick_exit, quick_exit): Do not declare.
* include/c_global/cstdlib (at_quick_exit, quick_exit): Declare only
in C++11 mode and if available in the underlying C library.
* testsuite/18_support/quick_exit/quick_exit.cc: Compile with
-std=gnu++11; check _GLIBCXX_HAVE_AT_QUICK_EXIT and
_GLIBCXX_HAVE_QUICK_EXIT.

From-SVN: r195961

re PR libitm/55693 (libitm.c++/eh-1.C execution test fails on darwin from r193271)

/libgcc
2013-02-11  Iain Sandoe  <iain@codesourcery.com>
    Jack Howarth  <howarth@bromo.med.uc.edu>
    Patrick Marlier  <patrick.marlier@gmail.com>

PR libitm/55693
* config/darwin-crt-tm.c: Remove dummy functions hack.

/gcc
2013-02-11  Iain Sandoe  <iain@codesourcery.com>
    Jack Howarth  <howarth@bromo.med.uc.edu>
    Patrick Marlier  <patrick.marlier@gmail.com>

PR libitm/55693
* config/darwin.h: Replace ENDFILE_SPEC with TM_DESTRUCTOR and
define ENDFILE_SPEC as TM_DESTRUCTOR.
* config/i386/darwin.h (ENDFILE_SPEC): Use TM_DESTRUCTOR.

/libitm
2013-02-11  Iain Sandoe  <iain@codesourcery.com>
    Jack Howarth  <howarth@bromo.med.uc.edu>
    Patrick Marlier  <patrick.marlier@gmail.com>

PR libitm/55693
* alloc_cpp.cc: Enable function declarations on darwin.
* eh_cpp.cc: Likewise.

Co-Authored-By: Jack Howarth <howarth@bromo.med.uc.edu>
Co-Authored-By: Patrick Marlier <patrick.marlier@gmail.com>
From-SVN: r195960

*: Regenerate.

2013-02-11  Benjamin Kosnik  <bkoz@redhat.com>

* doc/html/*: Regenerate.

From-SVN: r195959

configure.tgt: Disable build on darwin9 and earlier.

2013-02-11  Jack Howarth  <howarth@bromo.med.uc.edu>

    * configure.tgt: Disable build on darwin9 and earlier.

From-SVN: r195958

2013-02-11  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * lib/target-supports.exp
        (check_effective_target_powerpc_eabi_ok): New.
        * gcc.target/powerpc/ppc-eabi.c: Use require effective target
        powerpc_eabi_ok.
        * gcc.target/powerpc/ppc-sdata-1.c: Likewise.
        * gcc.target/powerpc/spe-small-data-2.c: Likewise. Do not run, compile
        only.
        * gcc.target/powerpc/ppc-sdata-2.c: Add powerpc-*-rtems*.
        * gcc.target/powerpc/pr51623.c: Likewise.
        * gcc.target/powerpc/ppc-stackalign-1.c: Likewise.
        * gcc.target/powerpc/ppc-ldstruct.c: Likewise.

From-SVN: r195957

re PR sanitizer/55617 (static constructors are not being instrumented correctly on darwin)

2013-02-11  Alexander Potapenko <glider@google.com>
    Jack Howarth  <howarth@bromo.med.uc.edu>
    Jakub Jelinek  <jakub@redhat.com>

PR sanitizer/55617
* config/darwin.c (cdtor_record): Rename ctor_record.
(sort_cdtor_records): Rename sort_ctor_records.
(finalize_dtors): New routine to sort destructors by
priority before use in assemble_integer.
(machopic_asm_out_destructor): Use finalize_dtors if needed.

testsuite:
2013-02-11  Alexander Potapenko <glider@google.com>
    Jack Howarth  <howarth@bromo.med.uc.edu>
    Jakub Jelinek  <jakub@redhat.com>

PR sanitizer/55617
* g++.dg/asan/pr55617.C: Run on all targets.

Co-Authored-By: Jack Howarth <howarth@bromo.med.uc.edu>
Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r195956

Sync plugin-api.h with the copy in binutils.  Please see:

http://sourceware.org/ml/binutils/2013-02/msg00136.html
for a change committed to plugin-api.h

2013-02-11  Sriraman Tallam  <tmsriram@google.com>

* plugin-api.h (enum ld_plugin_level): Assign integers
explicitly for all values.

From-SVN: r195953

re PR go/56171 (syscall FAILs on Solaris)

PR go/56171
libgo: Solaris portability for syscall package.

From Rainer Orth.

From-SVN: r195950

linkage.m4 (GLIBCXX_CHECK_STDLIB_DECL_AND_LINKAGE): New.

* linkage.m4 (GLIBCXX_CHECK_STDLIB_DECL_AND_LINKAGE): New.
(GLIBCXX_CHECK_STDLIB_SUPPORT): Check for atexit and at_quick_exit.
* include/c_std/cstdlib: Add atexit and at_quick_exit.
* include/c_global/cstdlib: Add atexit and at_quick_exit.
* testsuite/18_support/quick_exit/quick_exit.cc: New.

From-SVN: r195948

re PR rtl-optimization/56275 (ICE in simplify_subreg, at simplify-rtx.c:5261 with vector code.)

PR rtl-optimization/56275
* simplify-rtx.c (avoid_constant_pool_reference): Check that
offset is non-negative and less than cmode size before
calling simplify_subreg.

testsuite/ChangeLog:

PR rtl-optimization/56275
* gcc.dg/pr56275.c: New test.

From-SVN: r195944

re PR c++/56268 (C++11 ICE with boost multi-precision and boost variant during assignment)

PR c++/56268
* semantics.c (classtype_has_nothrow_assign_or_copy_p): Call
maybe_instantiate_noexcept.

From-SVN: r195943

re PR tree-optimization/56273 (Bogus -Warray-bounds warning)

2013-02-11  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/56273
* gcc.dg/tree-ssa/vrp17.c: Disable tail-merging.

From-SVN: r195942

re PR tree-optimization/56264 (ICE in check_loop_closed_ssa_use, at  tree-ssa-loop-manip.c:557)

2013-02-11  Richard Biener  <rguenther@suse.de>

PR tree-optimization/56264
* cfgloop.h (fix_loop_structure): Adjust prototype.
* loop-init.c (fix_loop_structure): Return the number of
newly discovered loops.
* tree-cfgcleanup.c (repair_loop_structures): When new loops
are discovered, do a full loop-closed SSA rewrite.

* gcc.dg/torture/pr56264.c: New testcase.

From-SVN: r195941

re PR tree-optimization/56273 (Bogus -Warray-bounds warning)

2013-02-11  Richard Biener  <rguenther@suse.de>

PR tree-optimization/56273
* tree-vrp.c (simplify_cond_using_ranges): Disable for the
first VRP run.
(check_array_ref): Fix missing newline in dumps.
(search_for_addr_array): Likewise.

* g++.dg/warn/Warray-bounds-6.C: New testcase.
* gcc.dg/tree-ssa/pr21559.c: Adjust.
* gcc.dg/tree-ssa/vrp17.c: Likewise.
* gcc.dg/tree-ssa/vrp18.c: Likewise.
* gcc.dg/tree-ssa/vrp23.c: Likewise.
* gcc.dg/tree-ssa/vrp24.c: Likewise.

From-SVN: r195940

re PR libstdc++/56282 (std::basic_ios<char> broken with -std=c++11 (undefined reference))

2013-02-11  Paolo Carlini  <paolo.carlini@oracle.com>

PR libstdc++/56282
Revert:
2013-02-06  Edward Smith-Rowland  <3dw4rd@verizon.net>

PR libstdc++/56193
* include/bits/basic_ios.h: Replace operator void*() const
with explicit operator bool() const in C++11 and greater.
* testsuite/27_io/basic_ios/pr56193.cc: New file.

From-SVN: r195939

containers.xml: Add section on unordered containers.

2013-02-10  François Dumont  <fdumont@gcc.gnu.org>
    Jonathan Wakely  <jwakely.gcc@gmail.com>

* doc/xml/manual/containers.xml: Add section on unordered containers.
* doc/xml/manual/using.xml: Fix incomplete sentence.

Co-Authored-By: Jonathan Wakely <jwakely.gcc@gmail.com>
From-SVN: r195937

re PR libstdc++/56267 (unordered containers require Assignable hash function)

PR libstdc++/56267
* include/bits/hashtable.h (__cache_default): Check if hash function
is copy assignable.
* testsuite/23_containers/unordered_set/56267.cc: New.
* testsuite/23_containers/unordered_set/instantiation_neg.cc: Adjust
dg-error line number.
* testsuite/23_containers/unordered_set/
not_default_constructible_hash_neg.cc: Likewise.

From-SVN: r195936

re PR libstdc++/56278 (unordered containers fail static assertion)

PR libstdc++/56278
* include/bits/hashtable_policy.h (_Hash_code_base): Make default
constructor public.
* testsuite/23_containers/unordered_set/56278.cc: New.

From-SVN: r195935

Daily bump.

From-SVN: r195934

compiler, libgo: Permit testing package when test imports it circularly.

From-SVN: r195931

Daily bump.

From-SVN: r195930

re PR go/56017 (libgo testsuite does not support cross testing)

PR go/56017
libgo testsuite: If using DejaGNU, don't frob the log file.

From-SVN: r195927

re PR go/56017 (libgo testsuite does not support cross testing)

PR go/56017
libgo DejaGNU testsuite: Load timeout.exp before go.exp.

From-SVN: r195926

bessel_function.tcc (__cyl_bessel_ij_series): Code simplification.

2013-02-09  François Dumont  <fdumont@gcc.gnu.org>

* include/tr1/bessel_function.tcc (__cyl_bessel_ij_series): Code
simplification.

From-SVN: r195925

re PR c++/56247 (internal compiler error: in tsubst_copy, at cp/pt.c:12131)

PR c++/56247
* pt.c (eq_specializations): Set comparing_specializations.
* tree.c (cp_tree_equal): Check it.
* cp-tree.h: Declare it.

From-SVN: r195922

* decl.c (decls_match): Check versions later.

From-SVN: r195921

re PR c++/56238 (ICE in tree check: expected record_type or union_type or qual_union_type, have template_type_parm in lookup_conversions, at cp/search.c:2515)

PR c++/56238
* pt.c (build_non_dependent_expr): Don't try to fold
instantiation-dependent expressions.
(instantiation_dependent_r) [TRAIT_EXPR]: Split out.
[BIND_EXPR]: Treat as dependent.

From-SVN: r195920

re PR other/56245 (-fsanitize=address miscompiles GCC)

PR other/56245
* regex.c (PTR_INT_TYPE): Define.
(EXTEND_BUFFER): Change incr type from int to PTR_INT_TYPE.

From-SVN: r195918

* config/rs6000/aix61.h (OS_MISSING_ALTIVEC): Undefine.

From-SVN: r195917

asan_test.C: Compile with -D__NO_INLINE__ for *-*-linux-gnu targets.

* g++.dg/asan/asan_test.C: Compile with -D__NO_INLINE__
for *-*-linux-gnu targets.
* g++.dg/asan/interception-test-1.c: Ditto.
* g++.dg/asan/interception-failure-test-1.C: Ditto.
* g++.dg/asan/interception-malloc-test-1.C: Ditto.

From-SVN: r195916

re PR fortran/55362 (ICE with size() on character pointer)

2013-02-09  Paul Thomas  <pault@gcc.gnu.org>

PR fortran/55362
* check.c (array_check): It is an error if a procedure is
passed.

2013-02-09  Paul Thomas  <pault@gcc.gnu.org>

PR fortran/55362
* gfortran.dg/intrinsic_size_4.f90 : New test.

From-SVN: r195915

re PR target/56256 (inline asm with {|} alternatives in it no longer accepted)

PR target/56256
* config/rs6000/rs6000.h (ASSEMBLER_DIALECT): Define.

* gcc.target/powerpc/pr56256.c: New test.

From-SVN: r195913

* lib/go.exp: Load timeout.exp.

From-SVN: r195910

Daily bump.

From-SVN: r195909

re PR rtl-optimization/56246 (ICE in assign_by_spills, at lra-assigns.c:1262)

2013-02-08  Vladimir Makarov  <vmakarov@redhat.com>

PR rtl-optimization/56246
* lra-constraints.c (simplify_operand_subreg): Try tor reuse
reload pseudo.
* lra.c (lra): Clear lra_optional_reload_pseudos only when all
constraints are satisfied.

2013-02-08  Vladimir Makarov  <vmakarov@redhat.com>

PR rtl-optimization/56246
* gcc.target/i386/pr56246.c: New test.

From-SVN: r195902

re PR debug/53948 (Assignment line missing for -O0 -g)

       PR debug/53948
        * emit-rtl.c (reg_is_parm_p): New function.
        * regs.h (reg_is_parm_p): New prototype.
        * ira-conflicts.c (ira_build_conflicts): Allow parameters in
        callee-clobbered registers.

       PR debug/53948
        * gcc.dg/debug/dwarf2/pr53948.c: New test.

From-SVN: r195900

re PR target/56043 (ICE in rs6000_builtin_vectorized_libmass for vsx-mass-1.c)

[gcc]
2013-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/56043
* config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
If there is no implicit builtin declaration, just return NULL.

[gcc/testsuite]
2013-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/56043
* gcc.target/powerpc/vsx-mass-1.c: Only run this test on
powerpc*-*-linux*.

From-SVN: r195898

syscall: Always use _C_int for C libcalls.

From-SVN: r195897

sse.md (FMAMODEM): New mode iterator.

* config/i386/sse.md (FMAMODEM): New mode iterator.
(fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
mode iterator. Do not use TARGET_SSE_MATH in insn constraint.

From-SVN: r195896

gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.

* config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
* config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.

From-SVN: r195895

config.gcc (microblaze*-linux*): Add TARGET_BIG_ENDIAN_DEFAULT

gcc:
* config.gcc (microblaze*-linux*): Add TARGET_BIG_ENDIAN_DEFAULT
(microblaze*-*-elf): Likewise
* config/microblaze/linux.h: Add -mbig-endian / -mlittle-endian to
LINK_SPEC
* config/microblaze/microblaze-c.c: Add builtin defines for _LITTLE_ENDIAN
and _BIG_ENDIAN
* config/microblaze/microblaze.h: Add TARGET_ENDIAN_DEFAULT and add to
TARGET_DEFAULT flags.
Expand ASM_SPEC and LINK_SPEC.
Update BYTES_BIG_ENDIAN and WORDS_BIG_ENDIAN
* config/microblaze/microblaze.md: Update extendsidi2 and movdi_internal
instructions to use low-order / high-order reg print_operands
* config/microblaze/microblaze.opt: Add mbig-endian and mlittle-endian
options and inversemask / mask of LITTLE_ENDIAN
* config/microblaze/t-microblaze: Expand multilib options to include mlittle-
endian (le) and update exceptions patterns
gcc/testsuite:
* 20101011-1.c: Add __MICROBLAZE__ exception to set DO_TEST 0

From-SVN: r195893

re PR rtl-optimization/56195 (Error: incorrect register `%rdi' used with `l' suffix (at -O2))

PR rtl-optimization/56195
* lra-constraints.c (get_reload_reg): Don't reuse regs
if they have smaller mode than requested, if they have
wider mode than requested, try to return a SUBREG.

* gcc.dg/torture/pr56195.c: New test.

From-SVN: r195891

re PR fortran/54107 ([F03] Memory hog with abstract interface)

fortran/
PR fortran/54107
* trans-types.c (gfc_get_function_type): Change a NULL backend_decl
to error_mark_node on entry.  Detect recursive types.  Build a variadic
procedure type if the type is recursive.  Restore the initial
backend_decl.

testsuite/
PR fortran/54107
* gfortran.dg/recursive_interface_2.f90: New test.

From-SVN: r195890

re PR tree-optimization/56250 (Wrong constant folding on unsigned int)

PR tree-optimization/56250
* fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
if type is unsigned and code isn't MULT_EXPR.

* gcc.c-torture/execute/pr56250.c: New test.

From-SVN: r195888

re PR libstdc++/56216 (TR1 bessel functions bomb at x == 0!)

PR libstdc++/56216

From-SVN: r195886

re PR tree-optimization/56064 (Optimize VIEW_CONVERT_EXPR with FIXED_CST)

gcc/
PR tree-optimization/56064
* fixed-value.c (fixed_from_double_int): Sign/zero extend payload
bits according to mode.
* fixed-value.h (fixed_from_double_int)
(const_fixed_from_double_int): Adjust comments.

gcc/testsuite/
PR tree-optimization/56064
* gcc.dg/fixed-point/view-convert-2.c: New test.

From-SVN: r195885

re PR middle-end/56231 (warning traces have bogus line information when using LTO)

2013-02-08  Richard Biener  <rguenther@suse.de>

PR lto/56231
* lto-streamer.h (struct data_in): Remove current_file, current_line
and current_col members.
* lto-streamer-out.c (lto_output_location): Stream changed bits
en-block for efficiency.
* lto-streamer-in.c (clear_line_info): Remove.
(lto_input_location): Cache current file, line and column
globally via local statics.  Read changed bits en-block.
(input_function): Do not call clear_line_info.
(lto_read_body): Likewise.
(lto_input_toplevel_asms): Likewise.

lto/
* lto-lang.c (lto_init): Do not enter a dummy file.

From-SVN: r195884

re PR tree-optimization/52448 (cselim broken with calls)

PR tree-optimization/52448

* tree-ssa-phiopt.c (struct name_to_bb): Add phase member.
(nt_call_phase): New static.
(add_or_mark_expr): Only mark accesses with newer phase than any
call seen.
(nonfreeing_call_p): New.
(nt_init_block): Update nt_call_phase, mark blocks as visited.
(nt_fini_block): Keep blocks marked as visited.
(get_non_trapping): Initialize nt_call_phase, and reset aux pointer.

testsuite/
PR tree-optimization/52448
* gcc.dg/pr52448.c: New test.

From-SVN: r195883

ira.c (ira): Free broken dominator information.

2013-02-08  Richard Biener  <rguenther@suse.de>

* ira.c (ira): Free broken dominator information.

From-SVN: r195882

i386.c (ix86_spill_class): Use INTEGER_CLASS_P macro.

* config/i386/i386.c (ix86_spill_class): Use INTEGER_CLASS_P macro.

From-SVN: r195881

Add more checking of headers.

From-SVN: r195880

re PR rtl-optimization/56181 (ICE in verify_loop_structure, at cfgloop.c:1581 with -ftracer)

2013-02-08  Richard Biener  <rguenther@suse.de>

PR middle-end/56181
* cfgloop.h (flow_loops_find): Adjust.
(bb_loop_header_p): Declare.
* cfgloop.c (bb_loop_header_p): New function split out from ...
(flow_loops_find): ... here.  Adjust function signature,
support incremental loop structure update.
(verify_loop_structure): Cleanup.  Verify a loop is a loop.
* cfgloopmanip.c (fix_loop_structure): Move ...
* loop-init.c (fix_loop_structure): ... here.
(apply_loop_flags): Split out from ...
(loop_optimizer_init): ... here.
(fix_loop_structure): Use apply_loop_flags.  Use flow_loops_find
in incremental mode, only remove dead loops here.

* gcc.dg/torture/pr56181.c: New testcase.

From-SVN: r195879

re PR target/54222 ([avr] Implement fixed-point support)

gcc/
PR target/54222
* config/avr/avr.md (unspec) <UNSPEC_ROUND>: Add.
* config/avr/avr-fixed.md (ALL4QA, ALL124QA): New mode iterators.
(round<mode>3, round<mode>3_const): New expanders for fixed-mode.
(*round<mode>3.libgcc): New insns for fixed-modes.
* config/avr/builtins.def (ABSxx): Use a non-NULL LIBNAME.
(ROUNDxx, COUNTLSxx, BITSxx, xxBITS): New DEF_BUILTINs.
(ROUNDFX, COUNTLSFX, ABSFX): New DEF_BUILTINs.
* config/avr/stdfix.h (absFX, bitsFX, FXbits): Remove inline
implementations.  Define to __builtin_avr_absFX,
__builtin_avr_bitsFX, __builtin_avr_FXbits, respectively.
(roundFX, countlsFX): Define to __builtin_avr_roundFX,
__builtin_avr_countlsFX, respectively.
* config/avr/avr-c.c (target.h): Include it.
(enum avr_builtin_id): New enum.
(avr_resolve_overloaded_builtin): New static function.
(avr_register_target_pragmas): Use it to set
targetm.resolve_overloaded_builtin.
* config/avr/avr.c (avr_init_builtins): Supply myriads of local
tree nodes used by DEF_BUILTIN.
(avr_expand_builtin) <AVR_BUILTIN_ROUNDxx>: Sanity-check them.
(avr_fold_builtin) <AVR_BUILTIN_BITSxx>: Fold to VIEW_COVERT_EXPR.
<AVR_BUILTIN_xxBITS>: Same.

libgcc/
PR target/54222
* config/avr/lib2funcs.c: New C sources for modules for libgcc.a.
* config/avr/lib2-object.mk: New iterator to build objects from it.
* config/avr/t-avr: Iterate lib2-object.mk to build objects from
lib2funcs.c.
(LIB2FUNCS_EXCLUDE): Add _clrsbdi2.
(LIB1ASMFUNCS): Add: _ssabs_1, _mask1, _ret, _roundqq3, _rounduqq3,
_round_s2, _round_u2, _round_2_const, _addmask_2, _round_s4,
_round_u4, _round_4_const, _addmask_4, _round_x8, _rounddq3
_roundudq3, _roundda3 _rounduda3, _roundta3 _rounduta3.
* config/avr/lib1funcs-fixed.S: Implement them.

gcc/testsuite/
PR target/54222
* gcc.target/avr/torture/builtins-4-roundfx.c: New test.
* gcc.target/avr/torture/builtins-5-countlsfx.c: New test.

From-SVN: r195878

cfgloop.c (verify_loop_structure): Properly handle a loop exiting to another loop header.

2013-02-08  Richard Biener  <rguenther@suse.de>

* cfgloop.c (verify_loop_structure): Properly handle
a loop exiting to another loop header.
* ira-int.h (ira_loops): Remove.
* ira.c (ira_loops): Remove.
(ira): Use loop_optimizer_init and loop_optimizer_finalize.
(do_reload): Use loop_optimizer_finalize.
* ira-build.c (create_loop_tree_nodes): Use get_loops and
number_of_loops to access the loop tree.
(more_one_region_p): Likewise.
(finish_loop_tree_nodes): Likewise.
(rebuild_regno_allocno_maps): Likewise.
(mark_loops_for_removal): Likewise.
(mark_all_loops_for_removal): Likewise.
(remove_unnecessary_regions): Likewise.
(ira_build): Likewise.
* ira-emit.c (setup_entered_from_non_parent_p): Likewise.

From-SVN: r195877

Makefile.in (tree-tailcall.o): Add $(CFGLOOP_H) dependency.

2013-02-08  Richard Biener  <rguenther@suse.de>

* Makefile.in (tree-tailcall.o): Add $(CFGLOOP_H) dependency.
* ipa-pure-const.c (analyze_function): Avoid calling
mark_irreducible_loops twice.
* tree-tailcall.c (tree_optimize_tail_calls_1): Mark loops
for fixup.

From-SVN: r195876

Daily bump.

From-SVN: r195874

Fix variable tracking for leaf functions on sparc.

* dwarf2out.c (based_loc_descr): Perform leaf register remapping
on 'reg'.
* var-tracking.c (vt_add_function_parameter): Test the presence of
HAVE_window_save properly and do not remap argument registers when
we have a leaf function.

From-SVN: r195869

runtime: Change main in goc2c to return int.

From Uros Bizjak.

From-SVN: r195868

re PR go/56173 (Several libgo tests FAIL on Solaris/SPARC)

PR go/56173
crypto/md5: fix for big-endian processors

From-SVN: r195867

re PR c++/56241 (ICE in toplev.c:332 on invalid)

PR c++/56241
* init.c (build_vec_init): Don't append NULL values into new_vec.
(build_zero_init_1): Don't push anything into v if recursive call
returned NULL_TREE.
(build_value_init_noctor): Don't push anything into v if
build_value_init call returned NULL_TREE.

* g++.dg/parse/crash61.C: New test.

From-SVN: r195866

re PR target/50678 (FAIL: c52104y on x86_64-apple-darwin10)

PR target/50678
* init.c (__darwin_major_version): New function for x86-64/Darwin.
(__gnat_adjust_context_for_raise) [Darwin]: Disable the workaround
on Darwin 12 and above.

From-SVN: r195862

libgo: Correct test for whether to use DejaGNU.

From-SVN: r195861

re PR bootstrap/56227 (Bootstrap failure on MinGW building ggc-page.c)

PR bootstrap/56227
* ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
instead of "ll".
* config/i386/i386.c (ix86_print_operand): Ditto.

lto/ChangeLog:

PR bootstrap/56227
* lto.c (lto_resolution_ready): Use %wx instead of
HOST_WIDE_INT_PRINT_HEX_PURE in the argument to internal_error.

From-SVN: r195860

re PR c++/56239 (parse error calling operator() on parenthesized value-initialized temporary)

PR c++/56239
* parser.c (cp_parser_token_starts_cast_expression): Renamed to...
(cp_parser_tokens_start_cast_expression): ... this.  Change parameter
to cp_parser *, call cp_lexer_peek_token first.  For CPP_OPEN_PAREN,
return true only if 2nd token isn't CPP_CLOSE_PAREN.
(cp_parser_cast_expression): Adjust caller.

* g++.dg/parse/pr56239.C: New test.

From-SVN: r195859

re PR c++/56237 (ICE in lang_* check: failed in push_local_name, at cp/decl.c:924)

PR c++/56237
* decl.c (push_local_name): Look at DECL_DISCRIMINATOR (t)
only if DECL_DISCRIMINATOR_SET_P (t) rather than just
DECL_LANG_SPECIFIC (t).

* g++.dg/abi/mangle61.C: New test.

From-SVN: r195858

lra-constraints.c (process_alt_operands): Fix recently added comment.

2013-02-07  Vladimir Makarov  <vmakarov@redhat.com>

* lra-constraints.c (process_alt_operands): Fix recently added
comment.

From-SVN: r195857

re PR rtl-optimization/56225 (ICE in lra-constraints.c when executing the testsuite with -m32 -march=pentium3)

2013-02-07  Vladimir Makarov  <vmakarov@redhat.com>

PR rtl-optimization/56225
* lra-constraints.c (process_alt_operands): Check that reload hard
reg can hold value for strict_low_part.

2013-02-07  Vladimir Makarov  <vmakarov@redhat.com>

PR rtl-optimization/56225
* gcc.target/i386/pr56225.c: New test.

From-SVN: r195856

re PR go/56172 (net FAILs on Solaris)

PR go/56172
net: Skip TestMulticastListener on Solaris

From Rainer Orth.

From-SVN: r195855

re PR c++/56235 (Bogus "error: invalid conversion from ‘unsigned char’ to ‘B::Mode’ [-fpermissive]")

PR c++/56235
* method.c (do_build_copy_constructor): Don't bother turning
scalars from lvalues to xvalues.
(do_build_copy_assign): Likewise.

From-SVN: r195854

pr56193.cc: Tweak.

2013-02-07  Paolo Carlini  <paolo.carlini@oracle.com>

* testsuite/27_io/basic_ios/pr56193.cc: Tweak.

From-SVN: r195852

Add the full Copyright blurb on the PR56193 test.

From-SVN: r195851

re PR debug/56154 (Bad .debug_loc generated for some code)

PR debug/56154
* dwarf2out.c (dwarf2_debug_hooks): Set end_function hook to
dwarf2out_end_function.
(in_first_function_p, maybe_at_text_label_p,
first_loclabel_num_not_at_text_label): New variables.
(dwarf2out_var_location): In the first function find out
lowest loclabel_num N where .LVLN is known not to be equal
to .Ltext0.
(find_empty_loc_ranges_at_text_label, dwarf2out_end_function): New
functions.

* gcc.dg/guality/pr56154-1.c: New test.
* gcc.dg/guality/pr56154-2.c: New test.
* gcc.dg/guality/pr56154-3.c: New test.
* gcc.dg/guality/pr56154-4.c: New test.
* gcc.dg/guality/pr56154-aux.c: New file.

From-SVN: r195850

PR56193 - Wrong test operator for basic_ios in C++11.

From-SVN: r195849

re PR fortran/54339 (Update gfortran manual for GCC 4.8's TS29113 changes)

2013-02-07  Tobias Burnus  <burnus@net-b.de>

        PR fortran/54339
        * gfortran.texi (Standards): Mention TS29113.
        (Varying Length Character): Mention deferred-length
        strings.
        (Fortran 2003 Status): Add unlimited polymorphic.
        (TS 29113 Status): Add TYPE(*) and DIMENSION(..).
        (C Interop): Update the section about TS29113.

From-SVN: r195845

re PR middle-end/55797 (ICE: verify_cgraph_node failed: edge has no corresponding call_stmt)

PR tree-optimization/55789
* g++.dg/ipa/inline-3.C: Use cleanup-ipa-dump instead of
cleanup-tree-dump.
* gcc.dg/tree-ssa/inline-3.c: Add
--param max-early-inliner-iterations=2 option.

From-SVN: r195844

Fix g++.dg/debug/dwarf2/thunk1.C (PR debug/53363)

PR debug/53363
* g++.dg/debug/dwarf2/thunk1.C: Restrict to 32-bit x86.
Add -fno-dwarf2-cfi-asm to dg-options.
Adapt match count.

From-SVN: r195842

re PR rtl-optimization/56178 (Miscompilation of Ada front-end with profiled bootstrap)

PR rtl-optimization/56178
* cse.c (cse_insn): Do not create a REG_EQUAL note if the source is a
SUBREG of a register.  Tidy up related block of code.
* fwprop.c (forward_propagate_and_simplify): Do not create a REG_EQUAL
note if the source is a register or a SUBREG of a register.

From-SVN: r195841

re PR target/56228 (Indirect call fails to assemble)

PR target/56228
* config/rs6000/rs6000.md (ptrm): New mode attr.
(call_indirect_aix<ptrsize>, call_indirect_aix<ptrsize>_nor11,
call_value_indirect_aix<pttrsize>,
call_value_indirect_aix<pttrsize>_nor11): Use <ptrm> instead of
m in constraints.

* gcc.dg/pr56228.c: New test.

From-SVN: r195840

collect2.c (main): Set aix64_flag for -G and -bsvr4 too, disable if -bnortl.

2013-02-07  Michael Haubenwallner  <michael.haubenwallner@salomon.at>

        * collect2.c (main): Set aix64_flag for -G and -bsvr4 too, disable
        if -bnortl. Convert to strcmp and strncmp.

From-SVN: r195837

re PR target/54009 (incorrect code generated for DFmode lo_sum mem)

gcc/
PR target/54009
* config/rs6000/rs6000.c (mem_operand_gpr): Check that LO_SUM
addresses won't wrap when offsetting.
(rs6000_secondary_reload): Provide secondary reloads needed for
wrapping LO_SUM addresses.

gcc/testsuite/
PR target/54009
* gcc.target/powerpc/pr54009.c: New test.

From-SVN: r195836

re PR target/54131 (ICE building 416.gamess, reload_cse_simplify_operands)

PR target/54131
* gfortran.dg/pr54131.f: New test.

From-SVN: r195835

Daily bump.

From-SVN: r195832

gnu.h (GNU_USER_TARGET_OS_CPP_BUILTINS): Never define MACH, just __MACH__.

gcc/
* config/gnu.h (GNU_USER_TARGET_OS_CPP_BUILTINS): Never define
MACH, just __MACH__.

From-SVN: r195826

re PR go/56172 (net FAILs on Solaris)

PR go/56172
net: Fixes for select based pollster.

Make Close work properly, mainly for testing.  Restart the
select if a descriptor is closed.

From-SVN: r195823

update-copyright.py: Add libdecnumber to the default list.

contrib/
* update-copyright.py: Add libdecnumber to the default list.
Remove libquadmath and libssp.

From-SVN: r195822

Update copyright in libdecnumber.

From-SVN: r195821

Revert libquadmath and libssp copyright patches.

From-SVN: r195820