* tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
	estimates here.
	* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
	max_loop_iterations_int.
	(tree_unswitch_outer_loop): Likewise.
	* tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
	* tree-vect-loop.c (vect_analyze_loop_2): Likewise.

From-SVN: r234572

2016-03-30  Richard Biener  <rguenther@suse.de>

	PR middle-end/70450
	* fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from
	usage.

	* gcc.dg/torture/pr70450.c: New testcase.

From-SVN: r234571

	PR target/70421
	* config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
	in gen_blendm expander.

	* gcc.dg/torture/pr70421.c: New test.
	* gcc.target/i386/avx512f-pr70421.c: New test.

From-SVN: r234569

	PR target/62254
	* config/arm/arm.c (arm_reload_out_hi): Add code to handle the
	case where we are already provided with an SImode SUBREG.

From-SVN: r234568

Since %ecx can't be used for both DRAP register and __builtin_eh_return,
we need to check if crtl->drap_reg uses %ecx before using %ecx for
__builtin_eh_return.

	PR target/70439
	* config/i386/i386.c (ix86_expand_epilogue): Properly check
	conflict between DRAP register and __builtin_eh_return.

From-SVN: r234559

	PR testsuite/70364
	* gcc.target/i386/cleanup-1.c: Include <stddef.h>.
	(check): New function.
	(bar): Call check.
	(foo): Align stack to 16 bytes when calling bar.
	* gcc.target/i386/cleanup-2.c: Likewise.

From-SVN: r234557

2016-03-30  Michael Matz  <matz@suse.de>
	Richard Biener  <rguenther@suse.de>

	PR ipa/12392
	* ipa-polymorphic-call.c (struct type_change_info): Change
	speculative to an unsigned allowing to limit the work we do.
	(csftc_abort_walking_p): New inline function..
	(check_stmt_for_type_change): Limit the number of may-defs
	skipped for speculative devirtualization to
	max-speculative-devirt-maydefs.
	* params.def (max-speculative-devirt-maydefs): New param.
	* doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.

Co-Authored-By: Richard Biener <rguenther@suse.de>

From-SVN: r234546

	PR target/63890
	* config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
	and TARGET_MACHO.

	* tree-vrp.c (register_edge_assert_for_2): For NAME != CST1

From-SVN: r234545

gcc/ChangeLog:

	PR tree-optimization/59124
	* tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
	where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).

gcc/testsuite/ChangeLog:

	PR tree-optimization/59124
	* gcc.dg/Warray-bounds-19.c: New test.

From-SVN: r234544

From-SVN: r234542

	* tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in
	comment.

From-SVN: r234538

	* tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
	to HOST_WIDE_INT.

From-SVN: r234537

	gcc/
	* config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
	* config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
	gcrt0.o if linking dynamically.

From-SVN: r234535

	boehm-gc/
	* configure.host: Set gc_use_mmap on *-kfreebsd-gnu* and *-gnu*.
	* include/private/gcconfig.h [HURD && USE_MMAP]: Define
	USE_MMAP_ANON.

From-SVN: r234534

2016-03-29  Zachary T Welch <zwelch@codesourcery.com>

	* lib/prune.exp (escape_regex_chars): New.
	(prune_file_path): Update to quote metcharacters for regexp.

From-SVN: r234533

	PR ipa/70283
	* ipa-devirt.c (methods_equal_p): New function.
	(compare_virtual_tables): Use it.
	* cgraph.h (symbol_table::symbol_suffix_separator): Declare.
	* cgraphclones.c (clone_function_name_1): Use
	symbol_table::symbol_suffix_separator.
	* coverage.c (build_var): Likewise.
	* symtab.c (symbol_table::symbol_suffix_separator): New.

From-SVN: r234532

	PR rtl-optimization/70429
	* combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
	(cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
	mode != result_mode.

	* gcc.c-torture/execute/pr70429.c: New test.

From-SVN: r234531

	PR c++/70353

gcc/
	* tree-inline.c (remap_decls): Don't add_local_decl if
	cfun is null.
gcc/cp/
	* decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
	in constexpr functions.

From-SVN: r234530

	PR tree-optimization/70405
	* ssa-iterators.h (num_imm_uses): Add missing braces.

	* gcc.dg/pr70405.c: New test.

From-SVN: r234529

gcc/fortran/ChangeLog:

2016-03-29  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/70397
	* trans-expr.c (gfc_class_len_or_zero_get): Add function to return a
	constant zero tree, when the class to get the _len component from is
	not unlimited polymorphic.
	(gfc_copy_class_to_class): Use the new function.
	* trans.h: Added interface of new function gfc_class_len_or_zero_get.

gcc/testsuite/ChangeLog:

2016-03-29  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/70397
	* gfortran.dg/unlimited_polymorphic_25.f90: New test.
	* gfortran.dg/unlimited_polymorphic_26.f90: New test.

From-SVN: r234528

2016-03-29  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/68695
	* ira-color.c (allocno_copy_cost_saving): New.
	(improve_allocation): Use it.

From-SVN: r234527

From-SVN: r234526

re PR target/70355 (ICE: in simplify_subreg_concatn, at lower-subreg.c:617 with -funroll-loops -mavx512f)

PR middle-end/70355

  * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.

From-SVN: r234524

	PR testsuite/64177
	gcc/testsuite/
	* c-c++-common/cilk-plus/CK/spawning_arg.c (main): Call
	__cilkrts_set_param to set two workers.
	* c-c++-common/cilk-plus/CK/steal_check.c (main): Likewise.
	* g++.dg/cilk-plus/CK/catch_exc.cc (main): Likewise.

From-SVN: r234523

	libgomp/
	* testsuite/libgomp.oacc-c++/c++.exp [!lang_test_file_found]: Call
	set-torture-options.

From-SVN: r234519

2016-03-29  Richard Biener  <rguenther@suse.de>

	PR middle-end/70424
	* ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
	use alignment returned by get_pointer_alignment_1 if it is
	bigger than BITS_PER_UNIT.
	* builtins.c (get_pointer_alignment_1): Do not return true
	for alignment extracted from SSA info.

From-SVN: r234517

	* config/ft32/ft32.opt (mnodiv): New.
	* config/ft32/ft32.md (*divsi3, *modsi3): Qualify with
	TARGET_NODIV.
	* doc/invoke.texi (FT32 Options -mnodiv): New.
        * libgcc/config/ft32/lib1funcs.S (*divsi3, *modsi3): New.

From-SVN: r234516

From-SVN: r234515

	PR c++/70422

	PR c++/64266
	PR c++/70353
	* decl.c, pt.c, constexpr.c: Revert last patch.

From-SVN: r234511

From-SVN: r234508

	g++.dg/ext/fnname5.C: Update the test for Darwin.

From-SVN: r234504

From-SVN: r234502

re PR target/70406 (ICE: in extract_insn, at recog.c:2287 (unrecognizable insn) with -mtune=pentium2 -mavx512f)

PR target/70406

gcc/
	 * config/i386/i386.md (define_split, andn): Fix modes.

gcc/testsuite/
	 * gcc.target/i386/pr70406.c: New test.

From-SVN: r234500

From-SVN: r234499

From-SVN: r234496

decl.c (components_to_record): Add special case for single field with representation clause at offset 0.

	* gcc-interface/decl.c (components_to_record): Add special case for     
	single field with representation clause at offset 0.

From-SVN: r234494

From-SVN: r234493

re PR ipa/70366 (chromium fails to build with LTO due to segfault in ipa-inline-transform.c:inline_call)

2016-03-26  Richard Biener  <rguenther@suse.de>
            Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	PR ipa/70366
	* ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
	instead of
	TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
	as 2nd argument to cl_optimization_restore().


Co-Authored-By: Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>

From-SVN: r234490

From-SVN: r234489

re PR target/70120 ([aarch64] -g causes Assembler messages: Error: unaligned opcodes detected in executable segment)

2016-03-25  Richard Henderson  <rth@redhat.com>

	PR target/70120
	* config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
	* config/aarch64/aarch64-protos.h: Declare it.
	* config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.

	PR target/70120
	* gcc.target/aarch64/pr70120-1.c: New.
	* gcc.target/aarch64/pr70120-2.c: New.
	* gcc.target/aarch64/pr70120-3.c: New.

From-SVN: r234486