compiler: Fix bug converting unnamed types with placeholders.

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PR libgcc/48076
        * emutls.c (__emutls_get_address): Avoid race condition between
        obj->loc.offset read and emutls_key initialization.

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PR c++/53137
* pt.c (tsubst_expr) [DECL_EXPR]: Set LAMBDA_EXPR_THIS_CAPTURE here.
(tsubst_copy_and_build) [LAMBDA_EXPR]: And clear it here.
(instantiate_class_template_1): Not here.

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PR c++/53862
* pt.c (tsubst_arg_types): Add "end" parameter.
(check_undeduced_parms): Use it.

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PR c++/50852
PR c++/53039
* tree.c (strip_typedefs_expr): New.
* cp-tree.h: Declare it.
* pt.c (convert_template_argument, unify): Use it.
* parser.c (cp_parser_template_declaration_after_export): Don't call
fixup_template_parms.

* cp-tree.h (TEMPLATE_PARM_NUM_SIBLINGS): Remove.
(struct template_parm_index_s): Remove num_siblings.
* pt.c (fixup_template_parms, fixup_template_parm_index): Remove.
(fixup_template_type_parm_type): Remove.
(build_template_parm_index): Remove num_siblings parm.
(process_template_parm): Likewise.
* parser.c (cp_parser_template_parameter_list): Adjust.
* tree.c (cp_tree_equal): Don't compare num_siblings.
* typeck.c (comp_template_parms_position): Likewise.

* pt.c (arg_from_parm_pack_p): Go back to using same_type_p or
cp_tree_equal.

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PR target/53912
* prefix.c (lookup_key): Replace xmalloc/xrealloc
use by XNEWVEC/XRESIZEVEC.

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PR target/53912
* class.c (dump_class_hierarchy_r): Cast from pointer via uintptr_t.
(dump_vtable): Likewise.

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    PR target/55171
        * i386.c (get_scratch_register_on_entry): Handle
        thiscall-convention.
        (split_stack_prologue_scratch_regno): Likewise.
        (ix86_static_chain): Likewise.
        (x86_output_mi_thunk): Likewise.

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Handle OPT_SPECIAL_XXX in LTO

Backported from mainline
PR lto/54795
* lto-opts.c (lto_write_options): Also handle
OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
OPT_SPECIAL_program_name.

PR lto/55474
* lto-wrapper.c (merge_and_complain): Handle
OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.

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2012-11-27  Paolo Bonzini  <pbonzini@redhat.com>

PR rtl-optimization/55489
* gcse.c (compute_transp): Precompute a canonical version
of XEXP (x, 0), and pass it to canon_true_dependence.

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2012-11-27  Richard Biener  <rguenther@suse.de>

PR middle-end/55331
* gimple-fold.c (gimplify_and_update_call_from_tree): Replace
stmt with a NOP instead of removing it.

* g++.dg/opt/pr55331.C: New testcase.

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2012-11-26  Richard Biener  <rguenther@suse.de>

Backport from mainline
2012-10-19  Richard Biener  <rguenther@suse.de>

PR tree-optimization/54976
* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
Robustify against odd inner_mode inputs.

2012-10-12  Richard Biener  <rguenther@suse.de>

PR tree-optimization/54894
* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
Handle over-aligned scalar types properly.

2012-10-02  Richard Guenther  <rguenther@suse.de>

PR middle-end/54735
* tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
cleaning up the CFG.

2012-10-12  Richard Biener  <rguenther@suse.de>

PR tree-optimization/54894
* gcc.dg/torture/pr54894.c: New testcase.

2012-10-02  Richard Guenther  <rguenther@suse.de>

PR middle-end/54735
* g++.dg/torture/pr54735.C: New testcase.

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compiler: Don't use memcmp for equality if struct has trailing padding.

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/cp
2012-11-24  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/55446
* init.c (build_vec_init): Do not early return error_mark_mode
when integer_all_onesp (maxindex).

/testsuite
2012-11-24  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/55446
* g++.dg/init/new41.C: New.

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syscall: Fix handling of Unix domain @ addresses.

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2012-11-24  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/55314
Backport from trunk
* resolve.c (resolve_allocate_deallocate):  Compare all
subscripts when deciding if to reject a (de)allocate
statement.

2012-11-24  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/55314
Backport from trunk
* gfortran.dg/allocate_error_4.f90:  New test.

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2012-11-23  Janus Weil  <janus@gcc.gnu.org>

PR fortran/55352
* trans-decl.c (generate_local_decl): Don't warn for explicitly imported
but unused module variables which are in a namelist or common block.

2012-11-23  Janus Weil  <janus@gcc.gnu.org>

PR fortran/55352
* gfortran.dg/namelist_76.f90: New.

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2012-11-21  Michael Meissner  <meissner@linux.vnet.ibm.com>

Backport from mainline
2012-11-20  Michael Meissner  <meissner@linux.vnet.ibm.com>

* config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
explaining the register ordering preferences.

2012-11-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
constraints so that the traditional floating point loads, stores,
and moves are done first, then the VSX loads, stores, and moves,
and finally the GPR loads, stores, and moves so that reload
chooses FPRs over GPRs, and uses the traditional load/store
instructions which provide an offset.
(movdf_hardfloat64): Likewise.

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PR libgomp/55411
* team.c (gomp_free_thread): Decrease gomp_managed_threads
if pool had any threads_used.

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2012-11-20  Paolo Carlini  <paolo.carlini@oracle.com>

PR libstdc++/55413
* include/bits/hashtable.h (_Hashtable<>::_M_rehash_aux): Initialize
__bbegin_bkt and __prev_bkt to avoid uninitialized warnings.
* testsuite/23_containers/unordered_set/instantiation_neg.cc: Adjust
dg-error line number.

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Workaround PR middle-end/55142

gcc/

2012-11-19  H.J. Lu  <hongjiu.lu@intel.com>

Backported from mainline
2012-11-13  Eric Botcazou  <ebotcazou@adacore.com>
    H.J. Lu  <hongjiu.lu@intel.com>

PR middle-end/55142
* config/i386/i386.c (legitimize_pic_address): Properly handle
REG + CONST.
(ix86_print_operand_address): Set code to 'k' when forcing
addr32 prefix.  For x32, zero-extend negative displacement if
it < -16*1024*1024.

gcc/testsuite/

2012-11-19  H.J. Lu  <hongjiu.lu@intel.com>

Backported from mainline
2012-11-13  H.J. Lu  <hongjiu.lu@intel.com>

PR middle-end/55142
* gcc.target/i386/pr55142-1.c: New file.
* gcc.target/i386/pr55142-2.c: Likewise.

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reflect: Fix invalid sharing in valueInterface.

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compiler: don't remove floating point conversion of typed constant

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PR libstdc++/53841
* include/std/condition_variable (condition_variable::wait_until):
Handle clocks with higher resolution than __clock_t.
* testsuite/30_threads/condition_variable/members/53841.cc: New.

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PR libstdc++/55320
* include/std/functional (function::function(F)): Set _M_manager after
operations that could throw.
(_Function_base::_Ref_manager::_M_init_functor): Use addressof.
* include/tr1/functional
(_Function_base::_Ref_manager::_M_init_functor): Use addressof.
(_Function_base::_Base_manager::_M_get_pointer): Likewise.
* testsuite/20_util/function/cons/55320.cc: New.
* testsuite/20_util/function/cons/addressof.cc: New.
* testsuite/20_util/bind/ref_neg.cc: Adjust dg-error line numbers.
* testsuite/tr1/3_function_objects/function/10.cc: New.

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* include/std/future (atomic_future): Remove declaration of
non-standard name.

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* common.opt (fvar-tracking-uninit): Document.
* toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
* config/darwin.c (darwin_override_options): Likewise.

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* config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
* config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.

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reflect: Fix bug comparing struct field types.

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* doc/install.texi (sparc64-x-solaris2): Mention MPC as well.

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PR other/52438
* s-taspri-lynxos.ads: Delete.
* s-osinte-kfreebsd-gnu.ads: Change license to GPL V3+.
* s-tpopsp-rtems.adb: Likewise.
* s-osinte-rtems.adb: Likewise.

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* config/i386/i386.c (release_scratch_register_on_entry): Also adjust
sp_offset manually.

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2012-11-08  François Dumont  <fdumont@gcc.gnu.org>

PR libstdc++/54075
* include/bits/hashtable.h (_Hashtable<>::rehash): Reset hash
policy state if no rehash.
* testsuite/23_containers/unordered_set/modifiers/reserve.cc
(test02): New.

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Backport from mainline
2012-11-06  Uros Bizjak  <ubizjak@gmail.com>

* config/i386/i386.c (ix86_init_machine_status): Do not
explicitly clear tls_descriptor_call_expanded_p again.

2012-11-06  Uros Bizjak  <ubizjak@gmail.com>

* config/i386/sse.md
(<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
as read and written by the instruction.

2012-11-06  Uros Bizjak  <ubizjak@gmail.com>

* config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
(ix86_instantiate_decls): New function.
(ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
stack slot instead of SLOT_VIRTUAL.
<case IX86_BUILTIN_STMXCSR>: Ditto.
(assign_386_stack_local): Do not assert when virtual slot is valid.
* config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
* config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
(truncxf<mode>2): Ditto.
(floatunssi<mode>2): Ditto.
(isinf<mode>2): Ditto.
* config/i386/sync.md (atomic_load<mode>): Ditto.
(atomic_store<mode>): Ditto.

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* include/profile/iterator_tracker.h (operator++): Fix returning
dangling reference.
(operator--): Likewise.

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PR middle-end/55219
* fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
the argument is itself a conditional expression.

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* testsuite/20_util/shared_ptr/cons/55123.cc: Remove duplicate
include.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@193266 138bc75d-0d04-0410-961f-82ee72b054a4

* testsuite/*: Fix copying permission statements.

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2012-11-06  Janus Weil  <janus@gcc.gnu.org>

PR fortran/54917
* target-memory.c (gfc_target_expr_size,gfc_target_interpret_expr):
Handle BT_CLASS.

2012-11-06  Janus Weil  <janus@gcc.gnu.org>

PR fortran/54917
* gfortran.dg/transfer_class_1.f90: New.

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Replace REX_INT_REG_P with REX_INT_REGNO_P

* config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
REX_INT_REGNO_P.

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2012-11-05  Benjamin Kosnik  <bkoz@redhat.com>

        PR libstdc++/28811
        PR libstdc++/54482
        * configure.ac (glibcxx_lt_pic_flag,
          glibcxx_compiler_pic_flag,
          glibcxx_compiler_shared_flag): New. Use them.
        (lt_prog_compiler_pic_CXX): Set via glibcxx_*_flag(s) above.
        (pic_mode): Set to default.
        (PIC_CXXFLAGS): Remove.
        * Makefile.am (PICFLAG, PICFLAG_FOR_TARGET): Remove. Comment.
        * libsupc++/Makefile.am: Use glibcxx_ld_pic_flag and
          glibcxx_compiler_shared_flag. Comment.
        * src/c++11/Makefile.am: Same.
        * src/c++98/Makefile.am: Same.
        * src/Makefile.am: Use glibcxx_compiler_pic_flag.

        * Makefile.in: Regenerated.
        * aclocal.m4: Same.
        * configure: Same.
        * doc/Makefile.in: Same.
        * include/Makefile.in: Same.
        * libsupc++/Makefile.in: Same.
        * po/Makefile.in: Same.
        * python/Makefile.in: Same.
        * src/Makefile.in: Same.
        * src/c++11/Makefile.in: Same.
        * src/c++98/Makefile.in: Same.
        * testsuite/Makefile.in: Same.

        * src/c++11/compatibility-atomic-c++0x.cc: Use
          _GLIBCXX_SHARED instead of PIC to designate shared-only
          code blocks.
        * src/c++11/compatibility-c++0x.cc: Same.
        * src/c++11/compatibility-thread-c++0x.cc: Same.
        * src/c++98/compatibility-list-2.cc: Same.
        * src/c++98/compatibility.cc: : Same.

        * testsuite/17_intro/shared_with_static_deps.cc: New.

        * doc/xml/manual/build_hacking.xml: Separate configure from
        make/build issues, add build details.

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2012-11-05  Benjamin Kosnik  <bkoz@redhat.com>
            Oleg Smolsky  <oleg@smolsky.net>

PR libstdc++/55028
*  config/abi/pre/gnu-versioned-namespace.ver: Add symbols.
* testsuite/23_containers/unordered_multimap/insert/55028-debug.cc: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@193191 138bc75d-0d04-0410-961f-82ee72b054a4

2012-11-05  Benjamin Kosnik  <bkoz@redhat.com>
            Oleg Smolsky  <oleg@smolsky.net>

PR libstdc++/55028
*  config/abi/pre/gnu-versioned-namespace.ver: Add symbols.
* testsuite/23_containers/unordered_multimap/insert/55028-debug.cc: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@193190 138bc75d-0d04-0410-961f-82ee72b054a4

PR tree-optimization/54986
* gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
conversions on entry but add them back on exit if needed.

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2012-11-05  Paolo Carlini  <paolo.carlini@oracle.com>

PR libstdc++/55215
* include/bits/random.tcc (mersenne_twister_engine<>::seed(_Sseq&)):
Assign state_size to _M_p.
* testsuite/26_numerics/random/mersenne_twister_engine/cons/55215.cc:
New.
* testsuite/26_numerics/random/independent_bits_engine/cons/55215.cc:
Likewise.
* testsuite/26_numerics/random/shuffle_order_engine/cons/55215.cc:
Likewise.
* testsuite/26_numerics/random/subtract_with_carry_engine/cons/
55215.cc: Likewise.
* testsuite/26_numerics/random/discard_block_engine/cons/55215.cc:
Likewise.
* testsuite/26_numerics/random/linear_congruential_engine/cons/
55215.cc: Likewise.

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gcc/
PR target/55204
* config/i386/i386.c (ix86_address_subreg_operand): Remove stack
pointer check.
(print_reg): Use true_regnum rather than REGNO.
(ix86_print_operand_address): Remove SUBREG handling.

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Backported from mainline
2012-10-24  Jakub Jelinek  <jakub@redhat.com>

PR debug/54828
* gimple.h (is_gimple_sizepos): New inline function.
* gimplify.c (gimplify_one_sizepos): Use it.  Remove useless
final assignment to expr variable.
* tree.c (RETURN_TRUE_IF_VAR): Return true also if
!TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
into a local temporary.

* g++.dg/debug/pr54828.C: New test.

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Backported from mainline
2012-10-23  Jakub Jelinek  <jakub@redhat.com>

PR c++/54988
* decl2.c (cplus_decl_attributes): Don't return early
if attributes is NULL.

* c-c++-common/pr54988.c: New test.

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Backported from mainline
2012-10-10  Jakub Jelinek  <jakub@redhat.com>

PR tree-optimization/54877
* tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
use make_ssa_name instead of copy_ssa_name.

* gcc.dg/torture/pr54877.c: New test.

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PR target/55175
* config/i386/32/sfp-machine.h: Guard exception handling and
rounding handling code with _SOFT_FLOAT.
* config/i386/64/sfp-machine.h: Ditto.

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Backport from mainline
2012-10-31  Jakub Jelinek  <jakub@redhat.com>

PR tree-optimization/53708
* tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
user-supplied alignment when used with an explicit section name.

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   PR tree-optimization/54985
        * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
        from thread_across_edge.
        (thread_across_edge): Use it in all cases where we might thread
        across a back edge.

        * gcc.c-torture/execute/pr54985.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@193108 138bc75d-0d04-0410-961f-82ee72b054a4

2012-11-02  Paolo Carlini  <paolo.carlini@oracle.com>

PR libstdc++/55169
* include/bits/random.h: Remove all uses of param().

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2012-11-01   Haakan Younes  <hyounes@google.com>
     Paolo Carlini  <paolo.carlini@oracle.com>

PR libstdc++/55047
* include/bits/random.h (exponential_distribution<>::operator):
Fix formula to std::log(result_type(1) - __aurng()).
* include/bits/random.tcc: Likewise, everywhere.

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* config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
special register pushes before frame probing and allocation.

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2012-10-31  Ralf Corsépius  <ralf.corsepius@rtems.org>,
    Joel Sherrill  <joel.sherrill@oarcorp.com>

* config/sparc/t-rtems: New (Custom multilibs).
* config/sparc/t-rtems-64: New (Custom multilibs).
* config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
(sparc-*-rtems*): Add sparc/t-rtems.

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2012-10-31  Joel Sherrill  <joel.sherrill@oarcorp.com>

* config.host (m32r-*-rtems*): Include crtinit.o and crtfinit.o
as extra_parts.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@193011 138bc75d-0d04-0410-961f-82ee72b054a4

compiler: Add -fgo-relative-import-path.

* lang.opt (-fgo-relative-import-path): New option.
* go-lang.c (go_relative_import_path): New static variable.
(go_langhook_init): Pass go_relative_import_path to
go_create_gogo.
(go_langhook_handle_option): Handle -fgo-relative-import-path.
* go-c.h (go_create_gogo): Update declaration.
* gccgo.texi (Invoking gccgo): Document
-fgo-relative-import-path.

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* cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
head comment.
(hash_rtx): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@193002 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc-interface/Make-lang.in: Fix and clean up rules for C files.

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    PR libstdc++/55123
        * include/bits/shared_ptr_base.h (__shared_count::_S_create_from_up):
        Do not instantiate allocator with element_type.
        * testsuite/20_util/shared_ptr/cons/55123.cc: New.

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PR ada/53517
* gnat.dg/lto14.adb: Skip on Solaris.

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Backport from mainline
2012-10-11  Terry Guo  <terry.guo@arm.com>

* config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
architecture.
* config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
instruction.

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Author: Gunther Nikl <gnikl@users.sourceforge.net>

* common/config/m68k/m68k-common.c (m68k_handle_option): Set
gcc_options fields of opts_set for -m68020-40 and -m68020-60.

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/cp
2012-10-26  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/54984
* init.c (build_new): Don't turn a null *init into a pointer to
empty vector orig_init.

/testsuite
2012-10-26  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/54984
* g++.dg/template/new11.C: New.

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