PR middle-end/21718
	* real.c: Remove comment about decimal string conversion and
	rounding errors.
	(real_from_string): Use MPFR to convert nonzero decimal constant
	to REAL_VALUE_TYPE.

testsuite:
	* gcc.dg/float-exact-1.c: New test.

From-SVN: r205119

arm.c (arm_dwarf_register_span): Take into account the endianness of the D registers for the legacy encodings.

	* config/arm/arm.c (arm_dwarf_register_span): Take into account the
	endianness of the D registers for the legacy encodings.

From-SVN: r205118

PR rtl-optimization/54300

gcc/

	PR rtl-optimization/54300
	* regcprop.c (copyprop_hardreg_forward_1): Ensure any unused
	outputs in a single-set are killed from the value chains.

gcc/testsuite:

	PR rtl-optimization/54300
	* gcc.target/arm/pr54300.C: New test.

From-SVN: r205117

        * cgraph.h (varpool_node): Add need_bounds_init field.
        * lto-cgraph.c (lto_output_varpool_node): Output
        need_bounds_init value.
        (input_varpool_node): Read need_bounds_init value.
        * varpool.c (dump_varpool_node): Dump need_bounds_init field.

From-SVN: r205116

	PR 59212
	* g++.dg/plugin/selfassign.c: Include stringpool.h

From-SVN: r205115

	PR c++/59173
	* include/ext/pointer.h (pointer_traits<>::rebind<>): Add template
	keyword in nested name.

From-SVN: r205114

	* opts.c (finish_options): Imply -ffat-lto-objects with -fno-use-linker-plugin.
	* common.opt (fuse-linker-plugin): Add var.

From-SVN: r205110

        * dbxout.c (dbxout_type): Ignore POINTER_BOUNDS_TYPE.
        * dwarf2out.c (gen_subprogram_die): Ignore bound args.
        (gen_type_die_with_usage): Skip pointer bounds.
        (dwarf2out_global_decl): Likewise.

From-SVN: r205109

From-SVN: r205108

From-SVN: r205106

gcc/
	* config/aarch64/aarch64.md: Remove "mode" and "mode2" attributes
	from all insns.

From-SVN: r205105

PR target/57756
* config/i386/i386.c (ix86_option_override_internal): Add missed
argument prefix for 'ix86_fpmath'.
* config/i386/ssemath.h: Add missed definition of
TARGET_FPMATH_DEFAULT_P macros.

From-SVN: r205104

gcc/ada/
2013-11-19  Kenneth Zadeck  <zadeck@naturalbridge.com>
	    Mike Stump  <mikestump@comcast.net>
	    Richard Sandiford  <rdsandiford@googlemail.com>

	* gcc-interface/cuintp.c (UI_From_gnu): Use tree_to_shwi.
	* gcc-interface/decl.c (gnat_to_gnu_entity): Use tree_to_uhwi.
	* gcc-interface/utils.c (make_packable_type): Likewise.

gcc/c-family/
2013-11-19  Kenneth Zadeck  <zadeck@naturalbridge.com>
	    Mike Stump  <mikestump@comcast.net>
	    Richard Sandiford  <rdsandiford@googlemail.com>

	* c-ada-spec.c (is_simple_enum): Use tree_to_shwi and tree_to_uhwi
	instead of TREE_INT_CST_LOW, in cases where there is a protecting
	tree_fits_shwi_p or tree_fits_uhwi_p.
	(dump_generic_ada_node): Likewise.
	* c-format.c (check_format_arg): Likewise.
	* c-pretty-print.c (pp_c_integer_constant): Likewise.

gcc/
2013-11-19  Kenneth Zadeck  <zadeck@naturalbridge.com>
	    Mike Stump  <mikestump@comcast.net>
	    Richard Sandiford  <rdsandiford@googlemail.com>

	* alias.c (ao_ref_from_mem): Use tree_to_shwi and tree_to_uhwi
	instead of TREE_INT_CST_LOW, in cases where there is a protecting
	tree_fits_shwi_p or tree_fits_uhwi_p.
	* builtins.c (fold_builtin_powi): Likewise.
	* config/epiphany/epiphany.c (epiphany_special_round_type_align):
	Likewise.
	* dbxout.c (dbxout_symbol): Likewise.
	* expr.c (expand_expr_real_1): Likewise.
	* fold-const.c (fold_single_bit_test, fold_plusminus_mult_expr)
	(fold_binary_loc): Likewise.
	* gimple-fold.c (fold_const_aggregate_ref_1): Likewise.
	* gimple-ssa-strength-reduction.c (stmt_cost): Likewise.
	* omp-low.c (lower_omp_for_lastprivate): Likewise.
	* simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
	* stor-layout.c (compute_record_mode): Likewise.
	* tree-cfg.c (verify_expr): Likewise.
	* tree-dfa.c (get_ref_base_and_extent): Likewise.
	* tree-pretty-print.c (dump_array_domain): Likewise.
	* tree-sra.c (build_user_friendly_ref_for_offset): Likewise.
	* tree-ssa-ccp.c (fold_builtin_alloca_with_align): Likewise.
	* tree-ssa-loop-ivopts.c (get_loop_invariant_expr_id): Likewise.
	* tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
	* tree-ssa-phiopt.c (hoist_adjacent_loads): Likewise.
	* tree-ssa-reassoc.c (acceptable_pow_call): Likewise.
	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
	(ao_ref_init_from_vn_reference, vn_reference_fold_indirect): Likewise.
	(vn_reference_lookup_3, simplify_binary_expression): Likewise.
	* tree-ssa-structalias.c (bitpos_of_field): Likewise.
	(get_constraint_for_1, push_fields_onto_fieldstack): Likewise.
	(create_variable_info_for_1): Likewise.
	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
	(vect_verify_datarefs_alignment): Likewise.
	(vect_analyze_data_ref_accesses): Likewise.
	(vect_prune_runtime_alias_test_list): Likewise.
	* tree-vectorizer.h (NITERS_KNOWN_P): Likewise.

Co-Authored-By: Mike Stump <mikestump@comcast.net>
Co-Authored-By: Richard Sandiford <rdsandiford@googlemail.com>

From-SVN: r205103

gcc/
	* tree-ssa-alias.c (ao_ref_init_from_ptr_and_size): Avoid signed
	overflow.  Use tree_to_shwi.

From-SVN: r205102

fold-const.c (fold_binary_loc): Use unsigned rather than signed HOST_WIDE_INTs when folding (x >> c) << c.

gcc/
	* fold-const.c (fold_binary_loc): Use unsigned rather than signed
	HOST_WIDE_INTs when folding (x >> c) << c.

From-SVN: r205101

gcc/c-family/
2013-11-19  Kenneth Zadeck  <zadeck@naturalbridge.com>

	* c-common.c (check_function_arguments_recurse): Use tree_to_uhwi.

From-SVN: r205100

2013-11-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
	    Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_canonicalize_comparison): Don't fold
	int comparisons with an out of range condition code.
	(s390_optimize_nonescaping_tx): Skip empty BBs.
	Generate the new tbegin RTX when removing the FPR clobbers (with
	two SETs).
	(s390_expand_tbegin): Fix the retry loop counter.  Copy CC to the
	result before doing the retry calculations.
	(s390_init_builtins): Make tbegin "returns_twice" and tabort
	"noreturn".
	* config/s390/s390.md (UNSPECV_TBEGIN_TDB): New constant used for
	the TDB setting part of an tbegin.
	("tbegin_1", "tbegin_nofloat_1"): Add a set for the TDB.
	("tx_assist"): Set unused argument to an immediate zero instead of
	loading zero into a GPR and pass it as argument.
	* config/s390/htmxlintrin.h (__TM_simple_begin, __TM_begin):
	Remove inline and related attributes.
	(__TM_nesting_depth, __TM_is_user_abort, __TM_is_named_user_abort)
	(__TM_is_illegal, __TM_is_footprint_exceeded)
	(__TM_is_nested_too_deep, __TM_is_conflict): Fix format value
	check.

2013-11-20  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* gcc.target/s390/htm-1.c: Rename to ...
	* gcc/testsuite/gcc.target/s390/htm-builtins-compile-1.c: ... this
	one.
	* gcc.target/s390/htm-xl-intrin-1.c: Rename to ...
	* gcc.target/s390/htm-builtins-compile-3.c: ... this one.
	* gcc.target/s390/htm-builtins-compile-2.c: New testcase.
	* gcc.target/s390/htm-builtins-1.c: New testcase.
	* gcc.target/s390/htm-builtins-2.c: New testcase.
	* gcc.target/s390/s390.exp: Add check for htm machine.

From-SVN: r205099

re PR target/59035 (FAIL: gcc.dg/torture/c99-contract-1.c  -O2 -flto -fno-use-linker-plugin -flto-partition=none  execution test)

2013-11-20  Richard Biener  <rguenther@suse.de>

	PR lto/59035
	* lto-opts.c (lto_write_options): Write defaults only if
	they were not explicitely specified.  Also write
	-ffp-contract default.
	* lto-wrapper.c (merge_and_complain): Merge -ffp-contract
	conservatively.
	(run_gcc): Pass through -ffp-contract.

From-SVN: r205096

2013-11-20  Jan-Benedict Glaw  <jbglaw@lug-owl.de>

	* config/mips/mips.c (r10k_simplify_address): Eliminate macro usage.

[BR]: http://gcc.gnu.org/ml/gcc-patches/2013-11/msg02455.html

From-SVN: r205094

gcc/
	* gcc/config/aarch64/aarch64-builtins.c
	(aarch64_simd_itype): Remove.
	(aarch64_simd_builtin_datum): Remove itype, add
	qualifiers pointer.
	(VAR1): Use qualifiers.
	(aarch64_build_scalar_type): New.
	(aarch64_build_vector_type): Likewise.
	(aarch64_build_type): Likewise.
	(aarch64_init_simd_builtins): Refactor, remove special cases,
	consolidate main loop.
	(aarch64_simd_expand_args): Likewise.

From-SVN: r205092

From-SVN: r205091

2013-11-19  Joshua J Cogliati  <jrincayc@yahoo.com>

	PR c/53001
	Splitting out a -Wfloat-conversion from -Wconversion for
	conversions that lower floating point number precision
	or conversion from floating point numbers to integers.

gcc/c-family/

	* c-common.c (unsafe_conversion_p): Make this function
	return an enumeration with more detail.
	(conversion_warning): Use the new return type of
	unsafe_conversion_p to separately warn either about conversions
	that lower floating point number precision or about the other
	kinds of conversions.
 	* c-common.h (enum conversion_safety): New enumeration.
 	(unsafe_conversion_p): switching return type to
 	conversion_safety enumeration.
	* c.opt: Adding new warning -Wfloat-conversion and
	enabling it with -Wconversion.

gcc/

	* doc/invoke.texi: Adding documentation about
	-Wfloat-conversion.

gcc/testsuite/

	* c-c++-common/Wfloat-conversion.c: Copies relevant
	tests from c-c++-common/Wconversion-real.c,
	gcc.dg/Wconversion-real-integer.c and gcc.dg/pr35635.c into
	new testcase for conversions that are warned about by
	-Wfloat-conversion.

From-SVN: r205090

From-SVN: r205089

From-SVN: r205088

From-SVN: r205087

gcc/
	* gdbhooks.py (VecPrinter): New class, for prettyprinting pointers
	to "vec<>" instances.
	(build_pretty_printer): Register the vec<>* prettyprinter.

From-SVN: r205086

	* gdbhooks.py (GdbSubprinter.__init__): Drop str_type_ field.
	(GdbSubprinter.handles_type): New.
	(GdbSubprinterTypeList): New subclass of GdbSubprinter.
	(GdbSubprinterRegex): New subclass of GdbSubprinter.
	(GdbPrettyPrinters.add_printer): Remove in favor of...
	(GdbPrettyPrinters.add_printer_for_types): ...this new method
	and...
	(GdbPrettyPrinters.add_printer_for_regex): ...this other new method.
	(GdbPrettyPrinters.__call__): Update search for subprinter
	to use handles_type method.
	(build_pretty_printer): Update registration of subprinters to
	use the new API above, supporting multiple spelling of each type,
	and allowing for future regex-based subprinters.

From-SVN: r205085

2013-11-19  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (altivec_expand_vec_perm_const): Adjust
	V16QI vector splat case for little endian.

From-SVN: r205080

	* tree-ssa-threadedge.c (thread_across_edge): After threading
	through a joiner, allow threading a normal block requiring
	duplication.

	* tree-ssa-threadupdate.c (thread_block_1): Improve code to detect
	jump threading requests that would muck up the loop structures.

From-SVN: r205074

	* tree-ssa-threadupdate.c: Fix trailing whitespace.
	* tree-ssa-threadupdate.h: Likewise.

From-SVN: r205072

From-SVN: r205071

From-SVN: r205068

	* common.opt (ffat-lto-objects): Disable by default.
	* doc/invoke.texi (fat-lto-objects): Update documentation.
	* opts.c: Enable fat-lto-objects on lto plugin disable setups.

From-SVN: r205065

From-SVN: r205064

	* config/abi/pre/gnu.ver (_ZNSt11regex_errorC*): Export regex_error
	constructors.
	* testsuite/20_util/addressof/1.cc: Remove { dg-do compile }.
	* testsuite/20_util/allocator_traits/members/destroy.cc: Likewise.
	* testsuite/20_util/allocator_traits/members/select.cc: Likewise. Fix
	failure.
	* testsuite/28_regex/basic_regex/ctors/extended/cstring.cc: Likewise.
	* testsuite/28_regex/init-list.cc: Likewise.
	* testsuite/28_regex/regex_error/regex_error.cc: Likewise.
	* testsuite/28_regex/sub_match/length.cc: Likewise. Add main.
	* testsuite/28_regex/sub_match/cast_char.cc: Likewise. Fix test.
	* testsuite/28_regex/sub_match/cast_wchar_t.cc: Likewise.
	* testsuite/tr1/7_regular_expressions/regex/cons/char/
	c_string_extended.cc: Delete.

From-SVN: r205063

2013-11-19  Martin Jambor  <mjambor@suse.cz>

	PR rtl-optimization/59099
	* ira.c (find_moveable_pseudos): Put back various analyses from ira()
	here.
	(ira): Move init_reg_equiv and call to
	split_live_ranges_for_shrink_wrap up, remove analyses around call
	to find_moveable_pseudos.

testsuite/
	* gcc.target/i386/pr59099.c: New test.

From-SVN: r205061

	* config/rs6000/sysv4.h (CC1_ENDIAN_LITTLE_SPEC): Define as empty.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Default
	to strict alignment on older processors when little-endian.
	* config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to power8
	for ELFv2.

From-SVN: r205060

2013-11-19  Teresa Johnson  <tejohnson@google.com>

	* common/config/i386/i386-common.c: Enable
	-freorder-blocks-and-partition at -O2 and up for x86.
	* doc/invoke.texi: Update -freorder-blocks-and-partition default.
	* opts.c (finish_options): Only warn if -freorder-blocks-and-
	partition was set on command line.

From-SVN: r205058

Emit a label for the split cold function part.  Label name is formed by
suffixing the original function name with "cold".

Patch tested for bootstrap on all default languages on x86_64 and
regression testsuite checked for parity with RUNTESTFLAGS -m32 and m64.

From-SVN: r205057

	* testsuite/23_containers/forward_list/allocator/noexcept.cc: Change
	to compile-only test. Adjust swap overload to handle rebound
	allocators.
	* testsuite/23_containers/map/allocator/noexcept.cc: Likewise.
	* testsuite/23_containers/multimap/allocator/noexcept.cc: Likewise.
	* testsuite/23_containers/multiset/allocator/noexcept.cc: Likewise.
	* testsuite/23_containers/set/allocator/noexcept.cc: Likewise.
	* testsuite/23_containers/unordered_map/allocator/noexcept.cc:
	Likewise.
	* testsuite/23_containers/unordered_multimap/allocator/noexcept.cc:
	Likewise.
	* testsuite/23_containers/unordered_multiset/allocator/noexcept.cc:
	Likewise.
	* testsuite/23_containers/unordered_set/allocator/noexcept.cc:
	Likewise.
	* testsuite/23_containers/vector/allocator/noexcept.cc: Likewise.
	* testsuite/23_containers/vector/allocator/swap.cc: Add elements
	before swapping.

From-SVN: r205056