Daily bump.

diff --git a/ChangeLog b/ChangeLog
index 81b7ba31d489f3483e054f040da75a196ee9b18c..4a6f7221b767de0b29ac24193300b5ba31562b77 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2023-07-12  Hao Liu  <hliu@os.amperecomputing.com>
+
+       * MAINTAINERS: Add Hao Liu to write after approval
+
+2023-07-12  Ken Matsui  <kmatsui@gcc.gnu.org>
+
+       * MAINTAINERS: Add Ken Matsui to write after approval
+
 2023-07-07  Eugene Rozenfeld  <erozen@microsoft.com>
 
        * Makefile.in: Collect both kernel and user events for autofdo

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 111302e0676b9fcffd61c0142667fd886e3a59c5..dfeefd1937c205c150ff02a3db4ab1d0d280d5df 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,281 @@
+2023-07-12  Juzhe-Zhong  <juzhe.zhong@rivai.ai>
+
+       * config/riscv/autovec.md (cond_len_<optab><mode>): New pattern.
+       * config/riscv/riscv-protos.h (enum insn_type): New enum.
+       (expand_cond_len_binop): New function.
+       * config/riscv/riscv-v.cc (emit_nonvlmax_tu_insn): Ditto.
+       (emit_nonvlmax_fp_tu_insn): Ditto.
+       (need_fp_rounding_p): Ditto.
+       (expand_cond_len_binop): Ditto.
+       * config/riscv/riscv.cc (riscv_preferred_else_value): Ditto.
+       (TARGET_PREFERRED_ELSE_VALUE): New target hook.
+
+2023-07-12  Jan Hubicka  <jh@suse.cz>
+
+       * tree-cfg.cc (gimple_duplicate_sese_region): Rename to ...
+       (gimple_duplicate_seme_region): ... this; break out profile updating
+       code to ...
+       * tree-ssa-loop-ch.cc (update_profile_after_ch): ... here.
+       (ch_base::copy_headers): Update.
+       * tree-cfg.h (gimple_duplicate_sese_region): Rename to ...
+       (gimple_duplicate_seme_region): ... this.
+
+2023-07-12  Aldy Hernandez  <aldyh@redhat.com>
+
+       PR tree-optimization/107043
+       * range-op.cc (operator_bitwise_and::op1_range): Update bitmask.
+
+2023-07-12  Aldy Hernandez  <aldyh@redhat.com>
+
+       PR tree-optimization/107053
+       * gimple-range-op.cc (cfn_popcount): Use known set bits.
+
+2023-07-12  Uros Bizjak  <ubizjak@gmail.com>
+
+       * ira.cc (equiv_init_varies_p): Change return type from int to bool
+       and adjust function body accordingly.
+       (equiv_init_movable_p): Ditto.
+       (memref_used_between_p): Ditto.
+       * lra-constraints.cc (valid_address_p): Ditto.
+
+2023-07-12  Aldy Hernandez  <aldyh@redhat.com>
+
+       * range-op.cc (irange_to_masked_value): Remove.
+       (update_known_bitmask): Update irange value/mask pair instead of
+       only updating nonzero bits.
+
+2023-07-12  Jan Hubicka  <jh@suse.cz>
+
+       * tree-cfg.cc (gimple_duplicate_sese_region): Add ORIG_ELIMINATED_EDGES
+       parameter and rewrite profile updating code to handle edges elimination.
+       * tree-cfg.h (gimple_duplicate_sese_region): Update prototpe.
+       * tree-ssa-loop-ch.cc (loop_invariant_op_p): New function.
+       (loop_iv_derived_p): New function.
+       (should_duplicate_loop_header_p): Track invariant exit edges; fix handling
+       of PHIs and propagation of IV derived variables.
+       (ch_base::copy_headers): Pass around the invariant edges hash set.
+
+2023-07-12  Uros Bizjak  <ubizjak@gmail.com>
+
+       * ifcvt.cc (cond_exec_changed_p): Change variable to bool.
+       (last_active_insn): Change "skip_use_p" function argument to bool.
+       (noce_operand_ok): Change return type from int to bool.
+       (find_cond_trap): Ditto.
+       (block_jumps_and_fallthru_p): Change "fallthru_p" and
+       "jump_p" variables to bool.
+       (noce_find_if_block): Change return type from int to bool.
+       (cond_exec_find_if_block): Ditto.
+       (find_if_case_1): Ditto.
+       (find_if_case_2): Ditto.
+       (dead_or_predicable): Ditto. Change "reversep" function arg to bool.
+       (block_jumps_and_fallthru): Rename from block_jumps_and_fallthru_p.
+       (cond_exec_process_insns): Change return type from int to bool.
+       Change "mod_ok" function arg to bool.
+       (cond_exec_process_if_block): Change return type from int to bool.
+       Change "do_multiple_p" function arg to bool.  Change "then_mod_ok"
+       variable to bool.
+       (noce_emit_store_flag): Change return type from int to bool.
+       Change "reversep" function arg to bool.  Change "cond_complex"
+       variable to bool.
+       (noce_try_move): Change return type from int to bool.
+       (noce_try_ifelse_collapse): Ditto.
+       (noce_try_store_flag): Ditto. Change "reversep" variable to bool.
+       (noce_try_addcc): Change return type from int to bool.  Change
+       "subtract" variable to bool.
+       (noce_try_store_flag_constants): Change return type from int to bool.
+       (noce_try_store_flag_mask): Ditto.  Change "reversep" variable to bool.
+       (noce_try_cmove): Change return type from int to bool.
+       (noce_try_cmove_arith): Ditto. Change "is_mem" variable to bool.
+       (noce_try_minmax): Change return type from int to bool.  Change
+       "unsignedp" variable to bool.
+       (noce_try_abs): Change return type from int to bool.  Change
+       "negate" variable to bool.
+       (noce_try_sign_mask): Change return type from int to bool.
+       (noce_try_move): Ditto.
+       (noce_try_store_flag_constants): Ditto.
+       (noce_try_cmove): Ditto.
+       (noce_try_cmove_arith): Ditto.
+       (noce_try_minmax): Ditto.  Change "unsignedp" variable to bool.
+       (noce_try_bitop): Change return type from int to bool.
+       (noce_operand_ok): Ditto.
+       (noce_convert_multiple_sets): Ditto.
+       (noce_convert_multiple_sets_1): Ditto.
+       (noce_process_if_block): Ditto.
+       (check_cond_move_block): Ditto.
+       (cond_move_process_if_block): Ditto. Change "success_p"
+       variable to bool.
+       (rest_of_handle_if_conversion): Change return type to void.
+
+2023-07-12  Ju-Zhe Zhong  <juzhe.zhong@rivai.ai>
+
+       * internal-fn.cc (FOR_EACH_CODE_MAPPING): Adapt for COND_LEN_* support.
+       (CASE): Ditto.
+       (get_conditional_len_internal_fn): New function.
+       * internal-fn.h (get_conditional_len_internal_fn): Ditto.
+       * tree-vect-stmts.cc (vectorizable_operation): Adapt for COND_LEN_*
+       support.
+
+2023-07-12  Roger Sayle  <roger@nextmovesoftware.com>
+
+       PR target/91681
+       * config/i386/i386.md (*add<dwi>3_doubleword_concat_zext): Typo.
+
+2023-07-12  Roger Sayle  <roger@nextmovesoftware.com>
+
+       PR target/91681
+       * config/i386/i386.md (*add<dwi>3_doubleword_concat_zext): New
+       define_insn_and_split derived from *add<dwi>3_doubleword_concat
+       and *add<dwi>3_doubleword_zext.
+
+2023-07-12  Roger Sayle  <roger@nextmovesoftware.com>
+
+       PR target/110598
+       * config/i386/i386.md (peephole2): Check !reg_mentioned_p when
+       optimizing rega = 0; rega op= regb for op in [XOR,IOR,PLUS].
+       (peephole2): Simplify rega = 0; rega op= rega cases.
+
+2023-07-12  Roger Sayle  <roger@nextmovesoftware.com>
+
+       * config/i386/i386-expand.cc (ix86_expand_int_compare): If
+       testing a TImode SUBREG of a 128-bit vector register against
+       zero, use a PTEST instruction instead of first moving it to
+       a pair of scalar registers.
+
+2023-07-12  Robin Dapp  <rdapp@ventanamicro.com>
+
+       * genopinit.cc (main): Adjust maximal number of optabs and
+       machine modes.
+       * gensupport.cc (find_optab): Shift optab by 20 and mode by
+       10 bits.
+       * optabs-query.h (optab_handler): Ditto.
+       (convert_optab_handler): Ditto.
+
+2023-07-12  Richard Biener  <rguenther@suse.de>
+
+       PR tree-optimization/110630
+       * tree-vect-slp.cc (vect_add_slp_permutation): New
+       offset parameter, honor that for the extract code generation.
+       (vectorizable_slp_permutation_1): Handle offsetted identities.
+
+2023-07-12  Ju-Zhe Zhong  <juzhe.zhong@rivai.ai>
+
+       * config/riscv/autovec.md (smul<mode>3_highpart): New pattern.
+       (umul<mode>3_highpart): Ditto.
+
+2023-07-12  Jan Beulich  <jbeulich@suse.com>
+
+       * config/i386/i386.md (extendbfsf2_1): Add new AVX512F
+       alternative. Adjust original last alternative's "prefix"
+       attribute to maybe_evex.
+
+2023-07-12  Jan Beulich  <jbeulich@suse.com>
+
+       * config/i386/sse.md (vec_dupv4sf): Make first alternative use
+       vbroadcastss for AVX2. New AVX512F alternative.
+       (*vec_dupv4si): New AVX2 and AVX512F alternatives using
+       vpbroadcastd. Replace sselog1 by sseshuf1 in "type" attribute.
+
+2023-07-12  Christoph Müllner  <christoph.muellner@vrull.eu>
+
+       * config/riscv/peephole.md: Remove XThead* peephole passes.
+       * config/riscv/thead.md: Include thead-peephole.md.
+       * config/riscv/thead-peephole.md: New file.
+
+2023-07-12  Christoph Müllner  <christoph.muellner@vrull.eu>
+
+       * config/riscv/riscv-protos.h (riscv_regno_ok_for_index_p):
+       New prototype.
+       (riscv_index_reg_class): Likewise.
+       * config/riscv/riscv.cc (riscv_regno_ok_for_index_p): New function.
+       (riscv_index_reg_class): New function.
+       * config/riscv/riscv.h (INDEX_REG_CLASS): Call new function
+       riscv_index_reg_class().
+       (REGNO_OK_FOR_INDEX_P): Call new function
+       riscv_regno_ok_for_index_p().
+
+2023-07-12  Christoph Müllner  <christoph.muellner@vrull.eu>
+
+       * config/riscv/riscv-protos.h (enum riscv_address_type):
+       New location of type definition.
+       (struct riscv_address_info): Likewise.
+       * config/riscv/riscv.cc (enum riscv_address_type):
+       Old location of type definition.
+       (struct riscv_address_info): Likewise.
+
+2023-07-12  Christoph Müllner  <christoph.muellner@vrull.eu>
+
+       * config/riscv/riscv.h (Xmode): New macro.
+
+2023-07-12  Christoph Müllner  <christoph.muellner@vrull.eu>
+
+       * config/riscv/riscv.cc (riscv_print_operand_address): Use
+       output_addr_const rather than riscv_print_operand.
+
+2023-07-12  Christoph Müllner  <christoph.muellner@vrull.eu>
+
+       * config/riscv/thead.md: Adjust constraints of th_addsl.
+
+2023-07-12  Christoph Müllner  <christoph.muellner@vrull.eu>
+
+       * config/riscv/thead.cc (th_mempair_operands_p):
+       Fix documentation of th_mempair_order_operands().
+
+2023-07-12  Christoph Müllner  <christoph.muellner@vrull.eu>
+
+       * config/riscv/thead.cc (th_mempair_save_regs):
+       Emit REG_FRAME_RELATED_EXPR notes in prologue.
+
+2023-07-12  Christoph Müllner  <christoph.muellner@vrull.eu>
+
+       * config/riscv/riscv.md: No base-ISA extension splitter for XThead*.
+       * config/riscv/thead.md (*extend<SHORT:mode><SUPERQI:mode>2_th_ext):
+       New XThead extension INSN.
+       (*zero_extendsidi2_th_extu): New XThead extension INSN.
+       (*zero_extendhi<GPR:mode>2_th_extu): New XThead extension INSN.
+
+2023-07-12  liuhongt  <hongtao.liu@intel.com>
+
+       PR target/110438
+       PR target/110202
+       * config/i386/predicates.md
+       (int_float_vector_all_ones_operand): New predicate.
+       * config/i386/sse.md (*vmov<mode>_constm1_pternlog_false_dep): New
+       define_insn.
+       (*<avx512>_cvtmask2<ssemodesuffix><mode>_pternlog_false_dep):
+       Ditto.
+       (*<avx512>_cvtmask2<ssemodesuffix><mode>_pternlog_false_dep):
+       Ditto.
+       (*<avx512>_cvtmask2<ssemodesuffix><mode>): Adjust to
+       define_insn_and_split to avoid false dependence.
+       (*<avx512>_cvtmask2<ssemodesuffix><mode>): Ditto.
+       (<mask_codefor>one_cmpl<mode>2<mask_name>): Adjust constraint
+       of operands 1 to '0' to avoid false dependence.
+       (*andnot<mode>3): Ditto.
+       (iornot<mode>3): Ditto.
+       (*<nlogic><mode>3): Ditto.
+
+2023-07-12  Mo, Zewei  <zewei.mo@intel.com>
+
+       * common/config/i386/cpuinfo.h
+       (get_intel_cpu): Handle Granite Rapids D.
+       * common/config/i386/i386-common.cc:
+       (processor_alias_table): Add graniterapids-d.
+       * common/config/i386/i386-cpuinfo.h
+       (enum processor_subtypes): Add INTEL_COREI7_GRANITERAPIDS_D.
+       * config.gcc: Add -march=graniterapids-d.
+       * config/i386/driver-i386.cc (host_detect_local_cpu):
+       Handle graniterapids-d.
+       * config/i386/i386.h: (PTA_GRANITERAPIDS_D): New.
+       * doc/extend.texi: Add graniterapids-d.
+       * doc/invoke.texi: Ditto.
+
+2023-07-12  Haochen Jiang  <haochen.jiang@intel.com>
+
+       * config/i386/i386-builtins.cc (ix86_init_mmx_sse_builtins):
+       Add OPTION_MASK_ISA_AVX512VL.
+       * config/i386/i386-expand.cc (ix86_check_builtin_isa_match):
+       Ditto.
+
 2023-07-11  Ju-Zhe Zhong  <juzhe.zhong@rivai.ai>
 
        * config/riscv/riscv-protos.h (enum insn_type): Add vcompress optimization.

diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index b130beac02a1db849871d95d2a31356dfad71bda..da7e2171bfa98619c5be52f3168f82dd8aedc848 100644 (file)
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20230712
+20230713

diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index bc4ad57e07148c5eff02eaef3f18eb5e070e8ddb..82e5a9690ff55f49a894189f0a857c190525fb76 100644 (file)
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,18 @@
+2023-07-12  Andre Vehreschild  <vehre@gcc.gnu.org>
+
+       PR fortran/102003
+       * expr.cc (find_inquiry_ref): Replace len of pdt_string by
+       constant.
+       (simplify_ref_chain): Ensure input to find_inquiry_ref is
+       NULL.
+       (gfc_match_init_expr): Prevent PDT analysis for function calls.
+       (gfc_pdt_find_component_copy_initializer): Get the initializer
+       value for given component.
+       * gfortran.h (gfc_pdt_find_component_copy_initializer): New
+       function.
+       * simplify.cc (gfc_simplify_len): Replace len() of PDT with pdt
+       component ref or constant.
+
 2023-07-11  Harald Anlauf  <anlauf@gmx.de>
 
        PR fortran/110288

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 5c0e05b5af2e6f1120ec144287e115ec32f5014a..b72c1f6bfedf68a7b27d168d2ab2aca704f49cd9 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,94 @@
+2023-07-12  Juzhe-Zhong  <juzhe.zhong@rivai.ai>
+
+       * gcc.target/riscv/rvv/autovec/binop/vdiv-rv32gcv.c: Adapt testcase.
+       * gcc.target/riscv/rvv/autovec/binop/vdiv-rv64gcv.c: Ditto.
+       * gcc.target/riscv/rvv/autovec/binop/vrem-rv32gcv.c: Ditto.
+       * gcc.target/riscv/rvv/autovec/binop/vrem-rv64gcv.c: Ditto.
+       * gcc.target/riscv/rvv/autovec/binop/vadd-run-nofm.c: New test.
+       * gcc.target/riscv/rvv/autovec/binop/vadd-rv32gcv-nofm.c: New test.
+       * gcc.target/riscv/rvv/autovec/binop/vadd-rv64gcv-nofm.c: New test.
+       * gcc.target/riscv/rvv/autovec/binop/vdiv-run-nofm.c: New test.
+       * gcc.target/riscv/rvv/autovec/binop/vdiv-rv32gcv-nofm.c: New test.
+       * gcc.target/riscv/rvv/autovec/binop/vdiv-rv64gcv-nofm.c: New test.
+       * gcc.target/riscv/rvv/autovec/binop/vmul-run-nofm.c: New test.
+       * gcc.target/riscv/rvv/autovec/binop/vmul-rv32gcv-nofm.c: New test.
+       * gcc.target/riscv/rvv/autovec/binop/vmul-rv64gcv-nofm.c: New test.
+       * gcc.target/riscv/rvv/autovec/binop/vsub-run-nofm.c: New test.
+       * gcc.target/riscv/rvv/autovec/binop/vsub-rv32gcv-nofm.c: New test.
+       * gcc.target/riscv/rvv/autovec/binop/vsub-rv64gcv-nofm.c: New test.
+
+2023-07-12  Aldy Hernandez  <aldyh@redhat.com>
+
+       PR tree-optimization/107043
+       * gcc.dg/tree-ssa/pr107043.c: New test.
+
+2023-07-12  Aldy Hernandez  <aldyh@redhat.com>
+
+       PR tree-optimization/107053
+       * gcc.dg/tree-ssa/pr107053.c: New test.
+
+2023-07-12  Aldy Hernandez  <aldyh@redhat.com>
+
+       * gcc.dg/pr83073.c: Adjust testcase.
+
+2023-07-12  Jan Hubicka  <jh@suse.cz>
+
+       * gcc.dg/tree-ssa/loop-ch-profile-1.c: Remove xfail.
+
+2023-07-12  Christoph Müllner  <christoph.muellner@vrull.eu>
+
+       * gcc.target/riscv/xtheadcondmov-indirect-rv32.c: Moved to...
+       * gcc.target/riscv/xtheadcondmov-indirect.c: ...here.
+       * gcc.target/riscv/xtheadcondmov-indirect-rv64.c: Removed.
+
+2023-07-12  Roger Sayle  <roger@nextmovesoftware.com>
+
+       PR target/110598
+       * gcc.target/i386/pr110598.c: New test case.
+
+2023-07-12  Andre Vehreschild  <vehre@gcc.gnu.org>
+
+       * gfortran.dg/pdt_33.f03: New test.
+
+2023-07-12  Richard Biener  <rguenther@suse.de>
+
+       PR tree-optimization/110630
+       * gcc.dg/vect/bb-slp-pr95839.c: Make stricter.
+       * gcc.dg/vect/bb-slp-pr95839-3.c: New variant testcase.
+
+2023-07-12  Ju-Zhe Zhong  <juzhe.zhong@rivai.ai>
+
+       * gcc.target/riscv/rvv/autovec/binop/mulh-1.c: New test.
+       * gcc.target/riscv/rvv/autovec/binop/mulh-2.c: New test.
+       * gcc.target/riscv/rvv/autovec/binop/mulh_run-1.c: New test.
+       * gcc.target/riscv/rvv/autovec/binop/mulh_run-2.c: New test.
+
+2023-07-12  Jan Beulich  <jbeulich@suse.com>
+
+       * gcc.target/i386/avx2-dupv4sf.c: New test.
+       * gcc.target/i386/avx2-dupv4si.c: Likewise.
+       * gcc.target/i386/avx512f-dupv4sf.c: Likewise.
+       * gcc.target/i386/avx512f-dupv4si.c: Likewise.
+
+2023-07-12  Christoph Müllner  <christoph.muellner@vrull.eu>
+
+       * gcc.target/riscv/xtheadbb-ext-1.c: New test.
+       * gcc.target/riscv/xtheadbb-extu-1.c: New test.
+
+2023-07-12  liuhongt  <hongtao.liu@intel.com>
+
+       * gcc.target/i386/pr110438.c: New test.
+       * gcc.target/i386/pr100711-6.c: Adjust testcase.
+
+2023-07-12  Mo, Zewei  <zewei.mo@intel.com>
+
+       * g++.target/i386/mv16.C: Add graniterapids-d.
+       * gcc.target/i386/funcspec-56.inc: Handle new march.
+
+2023-07-12  Haochen Jiang  <haochen.jiang@intel.com>
+
+       * gcc.target/i386/avx512vl-vaes-1.c: New test.
+
 2023-07-11  Ju-Zhe Zhong  <juzhe.zhong@rivai.ai>
 
        * gcc.target/riscv/rvv/autovec/vls-vlmax/compress-1.c: New test.

diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index 5ff1d3b2a88f149874356efff305876049591df3..f8a092281d714ed398addaf252a4a86c0a137152 100644 (file)
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,3 +1,26 @@
+2023-07-12  Tobias Burnus  <tobias@codesourcery.com>
+
+       * libgomp.texi (OpenMP 5.0): Replace '... stub' by @ref to
+       'Memory allocation' section which contains the full status.
+       (TR11): Remove differently worded duplicated entry.
+
+2023-07-12  Tobias Burnus  <tobias@codesourcery.com>
+
+       * allocator.c: Add ifdef for LIBGOMP_USE_LIBNUMA.
+       (enum gomp_numa_memkind_kind): Renamed from gomp_memkind_kind;
+       add GOMP_MEMKIND_LIBNUMA.
+       (struct gomp_libnuma_data, gomp_init_libnuma, gomp_get_libnuma): New.
+       (omp_init_allocator): Handle partition=nearest with libnuma if avail.
+       (omp_aligned_alloc, omp_free, omp_aligned_calloc, omp_realloc): Add
+       numa_alloc_local (+ memset), numa_free, and numa_realloc calls as
+       needed.
+       * config/linux/allocator.c (LIBGOMP_USE_LIBNUMA): Define
+       * libgomp.texi: Fix a typo; use 'fi' instead of its ligature char.
+       (Memory allocation): Renamed from 'Memory allocation with libmemkind';
+       updated for libnuma usage.
+       * testsuite/libgomp.c-c++-common/alloc-11.c: New test.
+       * testsuite/libgomp.c-c++-common/alloc-12.c: New test.
+
 2023-07-11  Tobias Burnus  <tobias@codesourcery.com>
 
        * allocator.c (omp_init_allocator): Use malloc for

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 324bdeadf345dd7d6103386553d4b2d815a1c613..bc34ceabce697674bc9d30b24adebe0516ad58e1 100644 (file)
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,43 @@
+2023-07-12  Jonathan Wakely  <jwakely@redhat.com>
+
+       PR libstdc++/95048
+       * testsuite/27_io/filesystem/path/construct/95048.cc: Check
+       conversions to wide strings.
+       * testsuite/experimental/filesystem/path/construct/95048.cc:
+       Likewise.
+
+2023-07-12  Jonathan Wakely  <jwakely@redhat.com>
+
+       * config/io/basic_file_stdio.cc: Define LFS macros.
+       (__basic_file<char>::open): Use fopen unconditionally.
+       (get_file_offset): Use lseek unconditionally.
+       (__basic_file<char>::seekoff): Likewise.
+       (__basic_file<char>::showmanyc): Use fstat unconditionally.
+
+2023-07-12  Jonathan Wakely  <jwakely@redhat.com>
+
+       PR libstdc++/110574
+       * acinclude.m4 (GLIBCXX_CHECK_LFS): Check for fseeko and ftello
+       and define _GLIBCXX_USE_FSEEKO_FTELLO.
+       * config.h.in: Regenerate.
+       * configure: Regenerate.
+       * config/io/basic_file_stdio.cc (xwrite) [_GLIBCXX_USE_STDIO_PURE]:
+       Check for fwrite error correctly.
+       (__basic_file<char>::xsgetn) [_GLIBCXX_USE_STDIO_PURE]: Check for
+       fread error correctly.
+       (get_file_offset): New function.
+       (__basic_file<char>::seekoff) [_GLIBCXX_USE_STDIO_PURE]: Use
+       fseeko if available. Use get_file_offset instead of return value
+       of fseek.
+       (__basic_file<char>::showmanyc): Use get_file_offset.
+
+2023-07-12  Ken Matsui  <kmatsui@gcc.gnu.org>
+
+       * include/std/type_traits (__make_unsigned_selector): Use
+       __is_enum built-in trait.
+       (__make_signed_selector): Likewise.
+       (__underlying_type_impl): Likewise.
+
 2023-07-06  Tianqiang Shuai  <1101282468@qq.com>
 
        * config/io/basic_file_stdio.cc (xwrite) [USE_STDIO_PURE]: Fix