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2016-09-26read-rtl.c: split out read_rtx_operand from read_rtx_codeDavid Malcolm2-193/+218
gcc/ChangeLog: * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use "c" instead when parsing characters. Move operand parsing into... (read_rtx_operand): ...this new function, renaming "i" to "idx", and tightening the scope of various locals. From-SVN: r240502
2016-09-26configure.ac: Disable "sim" directory for arc*-*-*.Anton Kolesov3-0/+11
2016-09-26 Anton Kolesov <Anton.Kolesov@synopsys.com> * configure.ac: Disable "sim" directory for arc*-*-*. * conifgure: Regenerated. From-SVN: r240501
2016-09-26cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.Liu Hao2-2/+6
2016-09-26 LH Mouse <lh_mouse@126.com> * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo. From-SVN: r240500
2016-09-26c-lex.c (c_common_has_attribute): Handle attribute fallthrough.Marek Polacek6-3/+27
* c-lex.c (c_common_has_attribute): Handle attribute fallthrough. * system.h: Use __has_attribute to check whether the fallthrough attribute is supported. * g++.dg/cpp1z/feat-cxx1z.C: Test attribute fallthrough. From-SVN: r240499
2016-09-26ipa-inline-analysis.c (find_foldable_builtin_expect): Use ↵Marek Polacek13-61/+41
gimple_call_internal_p. * ipa-inline-analysis.c (find_foldable_builtin_expect): Use gimple_call_internal_p. * ipa-split.c (find_return_bb): Likewise. (execute_split_functions): Likewise. * omp-low.c (dump_oacc_loop_part): Likewise. (oacc_loop_xform_head_tail): Likewise. * predict.c (predict_loops): Likewise. * sanopt.c (pass_sanopt::execute): Likewise. * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise. * tree-parloops.c (oacc_entry_exit_ok_1): Likewise. * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function. (expand_ifn_va_arg_1): Use gimple_call_internal_p. (expand_ifn_va_arg): Likewise. * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise. (optimize_mask_stores): Likewise. * tree-vect-stmts.c (vect_simd_lane_linear): Likewise. (vect_transform_stmt): Likewise. * tree-vectorizer.c (vect_loop_vectorized_call): Likewise. * tsan.c (instrument_memory_accesses): Likewise. From-SVN: r240498
2016-09-26Fix typo in date.David Edelsohn1-1/+1
From-SVN: r240497
2016-09-26[regrename][sel-sched] Fix bogus use of HARD_FRAME_POINTER_REGNUM (was: Fix ↵Kyrylo Tkachov3-2/+10
arm bootstrap) * regrename.c (rename_chains): Check HARD_FRAME_POINTER_IS_FRAME_POINTER rather than HARD_FRAME_POINTER_REGNUM when picking unavailable registers. * sel-sched.c (mark_unavailable_hard_regs): Likewise. Co-Authored-By: Alexander Monakov <amonakov@ispras.ru> From-SVN: r240496
2016-09-26S/390: Add missing fallthrough comments.Andreas Krebbel2-0/+7
gcc/ChangeLog: 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com> * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */. (s390_sched_score): Likewise. From-SVN: r240495
2016-09-26Fix documentation of gcov toolMartin Liska2-7/+13
* doc/gcov.texi: Update program output of gcov tool. From-SVN: r240494
2016-09-26re PR fortran/48298 ([F03] User-Defined Derived-Type IO (DTIO))Paul Thomas2-1/+11
2016-09-26 Paul Thomas <pault@gcc.gnu.org> PR fortran/48298 * interface.c (gfc_find_specific_dtio_proc) : Return NULL if the derived type is broken, as indicated by a flavor other than FL_DERIVED. From-SVN: r240493
2016-09-26Remove HIST_TYPE_CONST_DELTA counter type (PR gcov-profile/23332)Martin Liska5-51/+13
PR gcov-profile/23332 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA. * tree-profile.c (gimple_gen_const_delta_profiler): Remove. * value-prof.c (dump_histogram_value): Do not handle HIST_TYPE_CONST_DELTA. (stream_in_histogram_value): Likewise. (gimple_find_values_to_profile): Likewise. * value-prof.h (enum hist_type): Likewise. From-SVN: r240492
2016-09-26Fix handling of -fsanitize-recover* options.Martin Liska16-60/+155
* common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN from default sanitize recover values. * doc/invoke.texi: Fix documentation related to -fsanitize=leak, -fsanitize=address, -fsanitize=thread and -fsanitize-recover. * flag-types.h: Replace couple of 1 << x to 1UL << x, make it consistent. * opts.c (finish_options): Do a generic loop over options that can be recovered. (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN. (common_handle_option): Likewise. * opts.h: Declare can_recover to sanitizer_opts_s. * c-c++-common/ubsan/sanitize-recover-1.c: New test. * c-c++-common/ubsan/sanitize-recover-2.c: New test. * c-c++-common/ubsan/sanitize-recover-3.c: New test. * c-c++-common/ubsan/sanitize-recover-4.c: New test. * c-c++-common/ubsan/sanitize-recover-5.c: New test. * c-c++-common/ubsan/sanitize-recover-6.c: New test. * c-c++-common/ubsan/sanitize-recover-7.c: New test. * c-c++-common/ubsan/sanitize-recover-8.c: New test. * c-c++-common/ubsan/sanitize-recover-9.c: New test. From-SVN: r240491
2016-09-26target.def (elf_flags_numeric): Change documentation to present tense.Andre Vieira3-8/+14
2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com> * target.def(elf_flags_numeric): Change documentation to present tense. * doc/tm.texi: Regenerate. From-SVN: r240490
2016-09-26init.c (expand_default_init): Fix } indentation.Nathan Sidwell3-14/+13
* init.c (expand_default_init): Fix } indentation. * method.c (process_subob_fn): Simplify control structure to remove gotos. (implicitly_declare_fn): Remove duplicated lambda ctor check. From-SVN: r240489
2016-09-26Remove redefinition of __cpp_lib_array_constexprJonathan Wakely2-4/+3
* include/bits/range_access.h (__cpp_lib_array_constexpr): Do not redefine macro defined in <bits/stl_iterator.h>. From-SVN: r240488
2016-09-26Add assertions to extract(const_iterator) functionsJonathan Wakely7-8/+46
* include/bits/stl_map.h (map::extract(const_iterator)): Assert that iterator is not past-the-end. * include/bits/stl_multimap.h (multimap::extract(const_iterator)): Likewise. * include/bits/stl_multiset.h (multiset::extract(const_iterator)): Likewise. * include/bits/stl_set.h (set::extract(const_iterator)): Likewise. * include/bits/unordered_map.h (unordered_map::extract(const_iterator)) (unordered_multimap::extract(const_iterator)): Likewise. * include/bits/unordered_set.h (unordered_set::extract(const_iterator)) (unordered_multiset::extract(const_iterator)): Likewise. From-SVN: r240487
2016-09-26re PR libstdc++/77717 ↵Ville Voutilainen2-2/+8
(testsuite/21_strings/basic_string_view/operations/compare/char/1.cc makes undefined memcmp call) PR libstdc++/77717 * testsuite/21_strings/basic_string_view/operations/compare/char/1.cc: Fix an out-of-bounds access. From-SVN: r240486
2016-09-26Implement -Wimplicit-fallthrough.Marek Polacek83-46/+4005
Co-Authored-By: Jakub Jelinek <jakub@redhat.com> From-SVN: r240485
2016-09-26dwarf2out.c (stripattributes): Remove unused function.Richard Biener2-96/+97
2016-09-26 Richard Biener <rguenther@suse.de> * dwarf2out.c (stripattributes): Remove unused function. (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION. Push dwarf_split_debug_info handling into init_sections_and_labels. (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION. (DEBUG_MACRO_SECTION_FLAGS): Remove. (debug_macinfo_section_name): New global. (output_macinfo): Use debug_macinfo_section_name. (init_sections_and_labels): Split out section and label generation from dwarf2out_init. Set debug_macinfo_section_name. (dwarf2out_init): Move text section label generation and emission to ... (dwarf2out_assembly_start): ... here. (dwarf2out_finish): Call init_sections_and_labels before DWARF output starts. From-SVN: r240484
2016-09-26re PR debug/77692 (gcc.dg/debug/dwarf2/const-2b.c FAILs)Richard Biener2-2/+16
2016-09-26 Richard Biener <rguenther@suse.de> PR debug/77692 * cgraphunit.c (analyze_functions): Before early removing global vars calls the late_global_decl debug handler mark the variable as readonly. From-SVN: r240483
2016-09-26Daily bump.GCC Administrator1-1/+1
From-SVN: r240482
2016-09-25debug.cc: Include debug/vector.François Dumont3-47/+105
2016-09-25 François Dumont <fdumont@gcc.gnu.org> * src/c++11/debug.cc: Include debug/vector. Include cctype. Remove functional. (get_safe_base_mutex): Get mutex based on address lowest non nil bits. * testsuite/23_containers/vector/debug/mutex_association.cc: New. From-SVN: r240479
2016-09-25bitset (bitset::reference::reference(const _Base_ref&, bitset*)): Remove ↵François Dumont7-23/+63
__unused__ attribute. 2016-09-25 François Dumont <fdumont@gcc.gnu.org> * include/debug/bitset (bitset::reference::reference(const _Base_ref&, bitset*)): Remove __unused__ attribute. * include/debug/safe_base.h (_Safe_iterator_base): Make _Safe_sequence_base a friend. (_Safe_iterator_base::_M_attach): Make protected. (_Safe_iterator_base::_M_attach_single): Likewise. (_Safe_iterator_base::_M_detach): Likewise. (_Safe_iterator_base::_M_detach_single): Likewise. (_Safe_sequence_base): Make _Safe_iterator_base a friend. (_Safe_sequence_base::_Safe_sequence_base(_Safe_sequence_base&&)): New. (_Safe_sequence_base::_M_swap): Make protected. (_Safe_sequence_base::_M_attach): Make private. (_Safe_sequence_base::_M_attach_single): Likewise. (_Safe_sequence_base::_M_detach): Likewise. (_Safe_sequence_base::_M_detach_single): Likewise. * include/debug/safe_container.h (_Safe_container::_Safe_container(_Safe_container&&)): Make default. * include/debug/safe_iterator.h (_Safe_iterator::operator++()): Name __scoped_lock instance. * include/debug/safe_iterator.tcc: Remove trailing line. * include/debug/safe_unordered_base.h (_Safe_local_iterator_base::_M_attach): Make protected. (_Safe_local_iterator_base::_M_attach_single): Likewise. (_Safe_local_iterator_base::_M_detach): Likewise. (_Safe_local_iterator_base::_M_detach_single): Likewise. (_Safe_unordered_container_base): Make _Safe_local_iterator_base friend. (_Safe_unordered_container_base::_M_attach_local): Make private. (_Safe_unordered_container_base::_M_attach_local_single): Likewise. (_Safe_unordered_container_base::_M_detach_local): Likewise. (_Safe_unordered_container_base::_M_detach_local_single): Likewise. From-SVN: r240478
2016-09-25re PR fortran/77429 (ICE in gfc_check_dependency, at fortran/dependency.c:1261)Steven G. Kargl4-1/+20
2016-09-25 Steven G. Kargl <kargl@gcc.gnu.org> PR fortran/77429 * dependency.c (gfc_check_dependency): Convert gcc_assert() to a conditional and possible call to gfc_internal_error(). 2016-09-25 Steven G. Kargl <kargl@gcc.gnu.org> PR fortran/77429 * gfortran.dg/pr77429.f90: New test. From-SVN: r240477
2016-09-25re PR fortran/77694 (ICE in optimize_binop_array_assignment, at ↵Steven G. Kargl4-0/+21
fortran/frontend-passes.c:1080) 2016-09-22 Steven G. Kargl <kargl@gcc.gnu.org> PR fortran/77694 * frontend-passes.c (optimize_binop_array_assignment): Check pointer for NULL. 2016-09-22 Steven G. Kargl <kargl@gcc.gnu.org> PR fortran/77694 * gfortran.dg/pr77694.f90: New test. From-SVN: r240476
2016-09-25* gcc.target/i386/pr77621.c (dg-options): Add -mno-avx.Uros Bizjak1-1/+1
From-SVN: r240474
2016-09-25algo.h: Generalize usage of std::__iterator_category.François Dumont2-1163/+1009
2016-09-25 François Dumont <fdumont@gcc.gnu.org> * include/parallel/algo.h: Generalize usage of std::__iterator_category. Adjust whitespaces. From-SVN: r240473
2016-09-25This fixes a fallout that actually goes back to 5.0 but went unnoticed.Oleg Endo6-18/+64
The costs for movt and movrt type of insns were not correctly reported and ifcvt thus made some bad choices for SH. A new cset_zero pattern variant is also required to fix the matching for some recent changes in the middle end. gcc/ PR target/51244 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads. (sh_rtx_costs): Handle SET of movt and movrt patterns. * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward declare new overloads. * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr operand. gcc/testsuite/ PR target/51244 * gcc.target/sh/pr51244-11.c: Add more detailed expected insn matching. From-SVN: r240471
2016-09-25Daily bump.GCC Administrator1-1/+1
From-SVN: r240470
2016-09-24coarray_lib_comm_1.f90: Really fix test for 32-bit mode.Dominique d'Humieres2-2/+7
2016-09-24 Dominique d'Humieres <dominiq@lps.ens.fr> * gfortran.dg/coarray_lib_comm_1.f90: Really fix test for 32-bit mode. From-SVN: r240467
2016-09-24rs6000.c (expand_block_compare, [...]): Change TARGET_LITTLE_ENDIAN to ↵Aaron Sawdey2-6/+11
!BYTES_BIG_ENDIAN. 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com> * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare): Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN. From-SVN: r240466
2016-09-24configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.David Edelsohn3-2/+7
* configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment. * configure: Regenerate. From-SVN: r240465
2016-09-24Add missing changelong entry for 240455Aaron Sawdey1-0/+19
From-SVN: r240464
2016-09-24coarray_lib_comm_1.f90: Fix test for 32-bit mode.Dominique d'Humieres2-2/+7
2016-09-24 Dominique d'Humieres <dominiq@lps.ens.fr> * gfortran.dg/coarray_lib_comm_1.f90: Fix test for 32-bit mode. From-SVN: r240463
2016-09-24re PR c/77490 (bit-not (~) on boolean should be warned about)Marek Polacek11-4/+134
PR c/77490 * c.opt (Wbool-operation): New. * c-typeck.c (build_unary_op): Warn about bit not on expressions that have boolean value. Warn about ++/-- on booleans. * typeck.c (cp_build_unary_op): Warn about bit not on expressions that have boolean value. * doc/invoke.texi: Document -Wbool-operation. * c-c++-common/Wbool-operation-1.c: New test. * gcc.dg/Wbool-operation-1.c: New test. From-SVN: r240462
2016-09-24Daily bump.GCC Administrator1-1/+1
From-SVN: r240461
2016-09-23lang.opt, [...]: New flag -fdec-static.Fritz Reese17-16/+452
2016-09-23 Fritz Reese <fritzoreese@gmail.com> gcc/fortran/ * lang.opt, invoke.texi, gfortran.texi: New flag -fdec-static. * options.c (set_dec_flags): Set -fdec-static with -fdec. * gfortran.h (symbol_attribute): New attribute automatic. * gfortran.h (gfc_add_automatic): New prototype. * match.h (gfc_match_automatic, gfc_match_static): New functions. * decl.c (gfc_match_automatic, gfc_match_static): Ditto. * symbol.c (gfc_add_automatic): Ditto. * decl.c (match_attr_spec): Match AUTOMATIC and STATIC decls. * parse.c (decode_specification_statement, decode_statement): Ditto. * resolve.c (apply_default_init_local, resolve_fl_variable_derived, resolve_symbol): Support for automatic attribute. * symbol.c (check_conflict, gfc_copy_attr, gfc_is_var_automatic): Ditto. * trans-decl.c (gfc_finish_var_decl): Ditto. gcc/testsuite/gfortran.dg/ * dec_static_1.f90, dec_static_2.f90, dec_static_3.f90, dec_static_4.f90: New testcases. From-SVN: r240458
2016-09-23internal/syscall/unix: add getrandom syscall for MIPS and SPARCIan Lance Taylor5-2/+35
Reviewed-on: https://go-review.googlesource.com/29678 From-SVN: r240457
2016-09-23re PR fortran/48298 ([F03] User-Defined Derived-Type IO (DTIO))Jerry DeLisle17-130/+328
2016-09-23 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libgfortran/48298 * io/inquire.c (inquire_via_unit): Adjust error check for the two possible internal unit KINDs. * io/io.h: Adjust defines for is_internal_unit and is_char4_unit. (gfc_unit): Add internal unit data to structure. (get_internal_unit): Change declaration to set_internal_unit. (free_internal_unit): Change name to stash_internal_unit_number. (get_unique_unit_number): Adjust parameter argument. Define IOPARM_DT_HAS_UDTIO. (gfc_saved_unit): New structure. * io/list_read.c (next_char_internal): Use is_char4_unit. * io/open.c (st_open): Adjust call to get_unique_unit_number. * io/transfer.c (write_block): Use is_char4_unit. (data_transfer_init): Update check for unit numbers. (st_read_done): Free the various allocated memories used for the internal units and stash the negative unit number and pointer to unit structure to allow reuse. (st_write_done): Likewise stash the freed unit. * io/unit.c: Create a fixed size buffer of 16 gfc_saved_unit's to use as a stack to save newunit unit numbers and unit structure for reuse. (get_external_unit): Change name to get_gfc_unit to better reflect what it does. (find_unit): Change call to get_gfc_unit. (find_or_create_unit): Likewise. (get_internal_unit): Change name to set_internal_unit. Move internal unit from the dtp structure to the gfc_unit structure so that it can be passed to child I/O statements through the UNIT. (free_internal_unit): Change name to stash_internal_unit_number. Push the common.unit number onto the newunit stack, saving it for possible reuse later. (get_unit): Set the internal unit KIND. Use get_unique_unit_number to get a negative unit number for the internal unit. Use get_gfc_unit to get the unit structure and use set_internal_unit to initialize it. (init_units): Initialize the newunit stack. (get_unique_unit_number): Check the stack for an available unit number and use it. If none there get the next most negative number. (close_units): Free any unit structures pointed to from the save stack. 2016-09-23 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR fortran/48298 * gfortran.h (gfc_dt): Add *udtio. * ioparm.def: Add bit IOPARM_dt_f2003 to align with library use of bit 25. Add IOPARM_dt_dtio bit to common flags. * resolve.c (resolve_transfer): Set dt->udtio to expression. * io.c (gfc_match_inquire): Adjust error message for internal unit KIND. * libgfortran.h: Adjust defines for GFC_INTERNAL_UNIT4, GFC_INTERNAL_UNIT, and GFC_INVALID_UNIT. * trans-io.c (build_dt): Set common_unit to reflect the KIND of the internal unit. Set mask bit for presence of dt->udtio. 2016-09-23 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR fortran/48298 * gfortran.dg/negative_unit_check.f90: Update test. * gfortran.dg/dtio_14.f90: New test. From-SVN: r240456
2016-09-23rs6000.md (cmpmemsi): New define_expand.Aaron Sawdey4-36/+481
* config/rs6000/rs6000.md (cmpmemsi): New define_expand. * config/rs6000/rs6000.c (expand_block_compare): New function used by cmpmemsi pattern to do builtin expansion of memcmp (). (compute_current_alignment): Add helper function for expand_block_compare used to compute alignment as the compare proceeds. (select_block_compare_mode): Used by expand_block_compare to select the mode used for reading the next chunk of bytes in the compare. (do_load_for_compare): Used by expand_block_compare to emit the load insns for the compare. (rs6000_emit_dot_insn): Moved this function to avoid a forward reference from expand_block_compare (). * config/rs6000/rs6000-protos.h (expand_block_compare): Add a prototype for this function. * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new target option for controlling how much code inline expansion of memcmp() will be allowed to generate. From-SVN: r240455
2016-09-23S/390: Fix hotpatch test cases.Dominik Vogt8-7/+17
The attached patch fixes some dg-error tests that were broken since the recent change of the error location. gcc/testsuite/ChangeLog: * gcc.target/s390/hotpatch-compile-1.c: Fixed dg-error test. * gcc.target/s390/hotpatch-compile-2.c: Likewise. * gcc.target/s390/hotpatch-compile-3.c: Likewise. * gcc.target/s390/hotpatch-compile-4.c: Likewise. * gcc.target/s390/hotpatch-compile-5.c: Likewise. * gcc.target/s390/hotpatch-compile-6.c: Likewise. * gcc.target/s390/hotpatch-compile-14.c: Likewise. From-SVN: r240454
2016-09-23compiler: better abstraction layer for diagnostics.Than McIntosh22-846/+1217
Introduce an abstraction layer for reporting diagnostics, so as to avoid directly using the native GCC interfaces such as "error_at", "warning_at", "open_quote", "close_quote", etc. The new interfaces have the same look and feel as the GCC equivalents, but make calls into back-end functions to allow the back end to select the proper final reporting routine. Reviewed-on: https://go-review.googlesource.com/29191 * go-gcc-diagnostics.cc: New file. * go-location.h (Location): Remove operator source_location. Add operator==. * go-system.h: #include <sstream>. * Make-lang.in (GO_OBJS): Add go/go-diagnostics.o and go/go-gcc-diagnostics.o. (CFLAGS-go/go-gcc-diagnostics.o): New variable. From-SVN: r240453
2016-09-23hooks.c (hook_bool_bool_false, [...]): For arguments with ATTRIBUTE_UNUSED...Jakub Jelinek2-88/+87
* hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false, hook_bool_mode_false, hook_bool_mode_true, hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true, hook_bool_mode_rtx_false, hook_bool_mode_rtx_true, hook_bool_const_rtx_insn_const_rtx_insn_true, hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr, hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false, hook_bool_const_tree_hwi_hwi_const_tree_false, hook_bool_const_tree_hwi_hwi_const_tree_true, default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1, hook_int_const_tree_0, hook_int_const_tree_const_tree_1, hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree, hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int, hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true, hook_bool_const_tree_true, hook_bool_tree_tree_false, hook_bool_tree_tree_true, hook_bool_tree_bool_false, hook_bool_rtx_insn_true, hook_bool_rtx_false, hook_bool_uintp_uintp_false, hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null, hook_rtx_tree_int_null, hook_uint_mode_0, hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null, hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null, hook_constcharptr_const_rtx_insn_null, hook_constcharptr_const_tree_const_tree_null, hook_constcharptr_int_const_tree_null, hook_constcharptr_int_const_tree_const_tree_null, hook_tree_const_tree_null, hook_bool_rtx_insn_int_false, hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED. From-SVN: r240452
2016-09-23re PR go/77701 (suspicious code in go/go-gcc.cc)Chris Manghane2-4/+10
PR go/77701 * go-gcc.cc (Gcc_backend::Gcc_backend): Fix calls to integer_type to pass arguments in the correct order. From-SVN: r240451
2016-09-23re PR testsuite/77713 (gcc.dg/tree-ssa/builtin-sprintf.c compilation failed ↵Martin Sebor2-0/+11
to produce executable) gcc/testsuite/ChangeLog: PR testsuite/77713 * gcc.dg/tree-ssa/builtin-sprintf.c (test_e_long_double): Avoid assuming long double is bigger than double. From-SVN: r240450
2016-09-23Implement P0138R2, C++17 construction rules for enum class valuesJakub Jelinek6-0/+287
Implement P0138R2, C++17 construction rules for enum class values * cp-tree.h (is_direct_enum_init): Declare. * decl.c (is_direct_enum_init): New function. (reshape_init): Use it. * typeck.c (convert_for_assignment): Likewise. * g++.dg/cpp1z/direct-enum-init1.C: New test. From-SVN: r240449
2016-09-23Make-lang.in (check-c++1z): Pass RUNTESTFLAGS down to make check-g++.Jakub Jelinek2-1/+4
* Make-lang.in (check-c++1z): Pass RUNTESTFLAGS down to make check-g++. From-SVN: r240448
2016-09-23Avoid reallocation for basic_string::clear()Jonathan Wakely5-1/+216
PR libstdc++/56166 PR libstdc++/77582 * include/bits/basic_string.h (basic_string::clear()): Drop reference and use empty rep. * include/ext/rc_string_base.h (__rc_string_base::_M_clear()): Likewise. * testsuite/21_strings/basic_string/56166.cc: New. * testsuite/ext/vstring/modifiers/clear/56166.cc: New. From-SVN: r240447
2016-09-23Optimize truncating a basic_stringJonathan Wakely3-4/+19
* include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (basic_string::erase(size_type, size_type)): Add fast path for truncating the string, by calling _M_set_length directly. (basic_string::erase(__const_iterator, __const_iterator)): Likewise. * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI] (basic_string::resize(size_type, _CharT)): Likewise. From-SVN: r240446
2016-09-23vec.h (vNULL): Extend comment to say = vNULL initialization isn't needed for ↵Jakub Jelinek2-1/+6
static vars. * vec.h (vNULL): Extend comment to say = vNULL initialization isn't needed for static vars. From-SVN: r240445
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