PR c++/51917
	* decl.c (xref_basetypes): Check VEC_length instead of VEC_space.

From-SVN: r183509

From-SVN: r183507

	* c-common.c (c_common_type_for_mode): Match signed/unsigned types
	exactly.

From-SVN: r183503

	* go.test/go-test.exp (filecmp): New procedure.
	(errchk): Handle quoted square brackets.
	(go-gc-tests): Set go_compile_args. Handle various new test
	lines.  Skip a few new tests.
	* lib/go-torture.exp (go-torture-execute): Use go_compile_args.

From-SVN: r183502

From-SVN: r183500

From-SVN: r183499

        * optabs.c (maybe_emit_atomic_test_and_set): Mark model unused.
        Allow non-QImode mem inputs.

From-SVN: r183497

From-SVN: r183496

gcc/
	* optabs.c (gen_atomic_test_and_set): Use each argument.

From-SVN: r183494

	* lib/target-supports.exp (proc check_effective_target_vect_perm)
	(check_effective_target_vect_extract_even_odd)
	(check_effective_target_vect_interleave): Return true for MIPS
	paired-single.

From-SVN: r183493

	* config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
	(mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
	(mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
	(bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
	(mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
	TARGET_PAIRED_SINGLE_FLOAT.

From-SVN: r183492

	* config/rs6000/t-linux64: Delete.  Move..
	* config/rs6000/t-ppc64-fp: ..softfp_wrap defines to here..
	* config/rs6000/t-linux: ..and libgcc flags to here.

From-SVN: r183491

From-SVN: r183490

gcc/testsuite/
	* gcc.c-torture/execute/scal-to-vec1.c (one): New volatile variable.
	(main): Use it instead of argc.

From-SVN: r183489

	libitm/
	* config/linux/rwlock.cc (GTM::gtm_rwlock::write_unlock): Fix reader
	wake-up.

From-SVN: r183488

re PR c++/51973 ([C++11] Template parameter deduction fails for overloaded functions when template parameters have defaulted arguments)

	PR c++/51973
	* tree.c (called_fns_equal): Check template args.
	(cp_tree_equal): Call it.

From-SVN: r183487

gcc/
	* doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
	(in_struct, return_val): Remove MEM documentation.
	* rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
	(MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
	(MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
	and MEM_SCALAR.
	* emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
	* cfgexpand.c (add_alias_set_conflicts): Likewise.
	* expr.c (store_field): Likewise.
	* function.c (assign_stack_temp_for_type): Likewise.
	* ifcvt.c (noce_try_cmove_arith): Likewise.
	* reload1.c (reload): Likewise.
	* config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
	(alpha_set_memflags): Likewise.
	* config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.

gcc/testsuite/
	* gcc.dg/memcpy-4.c: Don't expect /s on MEMs.

From-SVN: r183486

gcc/
	* rtl.h (true_dependence, canon_true_dependence): Remove varies
	parameter.
	* alias.c (fixed_scalar_and_varying_struct_p): Delete.
	(true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
	(true_dependence_1, true_dependence, canon_true_dependence): Remove
	varies parameter.
	* cselib.c (cselib_rtx_varies_p): Delete.
	(cselib_invalidate_mem): Update call to canon_true_dependence.
	* dse.c (record_store, check_mem_read_rtx): Likewise.
	(scan_reads_nospill): Likewise.
	* cse.c (check_dependence): Likewise.
	(cse_rtx_varies_p): Delete.
	* expr.c (safe_from_p): Update call to true_dependence.
	* ira.c (validate_equiv_mem_from_store): Likewise.
	(memref_referenced_p): Likewise.
	* postreload-gcse.c (find_mem_conflicts): Likewise.
	* sched-deps.c (sched_analyze_2): Likewise.
	* store-motion.c (load_kills_store): Likewise.
	* config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
	* gcse.c (mems_conflict_for_gcse_p): Likewise.
	(compute_transp): Update call to canon_true_dependence.

From-SVN: r183485

	* optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
	(maybe_emit_atomic_test_and_set): New.
	(expand_sync_lock_test_and_set): Use it.
	(expand_atomic_test_and_set): Likewise.
	* doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
	the implementation; clarify implementation defined details.
	* doc/md.texi (atomic_test_and_set): Document.

From-SVN: r183483

From-SVN: r183482

Failure to do so means that genpreds doesn't know that we're
matching a const_int, and it generates the wrong mode test.

        * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.

From-SVN: r183481

re PR target/51968 (gcc trunk (ARM) ICEs in final_scan_insn in final.c:2716, with "could not split insn" error msg)

PR target/51968
        * config/arm/arm.c (neon_split_vcombine): Emit deleted note
        to effect no-op split.

From-SVN: r183480

From-SVN: r183479

+       PR c++/51928
+       * class.c (set_method_tm_attributes): Use TARGET_THUNK instead of
+       thunk for set_one_vmethod_tm_attributes.


Co-Authored-By: Patrick Marlier <patrick.marlier@gmail.com>

From-SVN: r183478

+ * trans-mem.c (requires_barrier): Do not instrument thread local + variables and emit save/restore for them.

+       * trans-mem.c (requires_barrier): Do not instrument thread local
+       variables and emit save/restore for them.


Co-Authored-By: Patrick Marlier <patrick.marlier@gmail.com>

From-SVN: r183476

re PR c++/51812 (Virtual public inheritance and thunks leads to "undefined reference" in header files.)

	PR c++/51812
	* cgraphunit.c (cgraph_decide_is_function_needed): Don't always
	output static aliases.

From-SVN: r183475

	PR driver/47249
	* common.opt (-pie, -shared, pie, shared): Change from Common to
	Driver.
	* gcc.c (display_help): Display help for -pie and -shared.

From-SVN: r183474

	PR target/49868
	* doc/extend.texi (AVR Named Address Spaces): Move sample code up.
	Remove note on size/offset limitation.
	(AVR Variable Attributes): Add example how to read data located
	with progmem.  Refer to named address spaces.
	* doc/invoke.texi (AVR Options): Fix typo.

From-SVN: r183473

/cp
2012-01-24  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51223
	* call.c (build_over_call): Check for error_mark_node as
	TREE_VALUE when default arguments are processed.

/testsuite
2012-01-24  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51223
	* g++.dg/parse/crash58.C: New.

From-SVN: r183472

2012-01-24  Richard Guenther  <rguenther@suse.de>

	Forward-port to trunk
	2010-09-21  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/45678
	* expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
	op0 isn't sufficiently aligned and there is movmisalignM
	insn for mode, use it to load op0 into a temporary register.

From-SVN: r183470

	PR target/51957
	* target.def (const_not_ok_for_debug_p): New hook.
	* doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
	documentation.
	* doc/tm.texi: Regenerated.
	* dwarf2out.c (const_ok_for_output_1): If
	targetm.const_not_ok_for_debug_p returns true, fail.
	* config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
	function.
	(TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.

	* gcc.dg/pr51957-1.c: New test.
	* gcc.dg/pr51957-1.h: New file.
	* gcc.dg/pr51957-2.c: New test.

From-SVN: r183468

	* config/x86/target.h (gtm_jmpbuf) [__x86_64__]: Move rip to the
	end of structure.
	* config/x86/sjlj.S (_ITM_beginTransaction) [__x86_64__]: Update
	offset values.  Do not copy return address.  Decrement stack
	by 56 bytes only.
	(GTM_longjump) [__x86_64__]: Update offset values.

From-SVN: r183467

From-SVN: r183466

2012-01-23  Benjamin Kosnik  <bkoz@redhat.com>

	* src/Makefile.am (libstdc++convenience.la): Correct stamp rule, copy.
	* src/Makefile.in: Regenerate.

From-SVN: r183465

From-SVN: r183464

From-SVN: r183463

From-SVN: r183462

From-SVN: r183458

2012-01-20  Benjamin Kosnik  <bkoz@redhat.com>

	PR libstdc++/49829
	Add libc++98convenience.la, libc++11convenience.la.
	* src/c++98: New directory.
	* src/c++11: New directory.
	* acinclude.m4: (GLIBCXX_CONFIGURE): Add src-c++98, src-c++11.
	* configure: Regenerated.
	* Makefile.am (hosted_source): Add src-c++98, src-c++11 to SUBDIRS.
	* Makefile.in: Regenerate.
	* libsupc++/Makefile.am (AM_CXXFLAGS): USe XTEMPLATE_FLAGS for
	-fno-implicit-templates.
	* libsupc++/Makefile.in: Regenerate.
	* src/Makefile.am (inst_sources): Move... C++11 files into
	separate directory for libstdc++11convenience.la. Files are:
	fstream-inst.cc, string-inst.cc, wlocale-inst.cc, wstring-inst.cc).
	(sources): Move C++11 files. Files are: compatibility-c++0x.cc,
	compatibility-atomic-c++0x.cc, debug.cc, functexcept.cc,
	functional.cc, hash_c++0x.cc, hashtable_c++0x.cc, limits.cc,
	system_error.cc, placeholders.cc, regex.cc, shared_ptr.cc,
	mutex.cc, condition_variable.cc, chrono.cc, thread.cc, future.cc.
	(libstdc++convenience.la): Add new target.
	(SUBDIRS): Add c++11, c++98.
	* src/Makefile.in: Regenerate.
	* src/c++11/Makefile.am: New.
	* src/c++11/Makefile.in: Generate.
	* src/c++98/Makefile.am: New, C++98 files.
	* src/c++98/Makefile.in: Generate.

2012-01-23  Benjamin Kosnik  <bkoz@redhat.com>

	PR libstdc++/49829
	Add libc++98convenience.la, libc++11convenience.la.
	* src/c++98: New directory.
	* src/c++11: New directory.
	* acinclude.m4: (GLIBCXX_CONFIGURE): Add src-c++98, src-c++11.
	* configure: Regenerated.
	* Makefile.am (hosted_source): Add src-c++98, src-c++11 to SUBDIRS.
	* Makefile.in: Regenerate.
	* libsupc++/Makefile.am (AM_CXXFLAGS): USe XTEMPLATE_FLAGS for
	-fno-implicit-templates.
	* libsupc++/Makefile.in: Regenerate.
	* src/Makefile.am (inst_sources): Move... C++11 files into
	separate directory for libstdc++11convenience.la. Files are:
	fstream-inst.cc, string-inst.cc, wlocale-inst.cc, wstring-inst.cc).
	(sources): Move C++11 files. Files are: compatibility-c++0x.cc,
	compatibility-atomic-c++0x.cc, debug.cc, functexcept.cc,
	functional.cc, hash_c++0x.cc, hashtable_c++0x.cc, limits.cc,
	system_error.cc, placeholders.cc, regex.cc, shared_ptr.cc,
	mutex.cc, condition_variable.cc, chrono.cc, thread.cc, future.cc.
	(libstdc++convenience.la): Add new target.
	(SUBDIRS): Add c++11, c++98.
	* src/Makefile.in: Regenerate.
	* src/c++11/Makefile.am: New.
	* src/c++11/Makefile.in: Generate.
	* src/c++98/Makefile.am: New, C++98 files.
	* src/c++98/Makefile.in: Generate.

From-SVN: r183457

	PR c++/51930
	* decl2.c (determine_visibility): Check for visibility attribute
	on template specialization.

From-SVN: r183455