aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--ChangeLog4
-rw-r--r--config/ChangeLog6
-rw-r--r--gcc/ChangeLog160
-rw-r--r--gcc/DATESTAMP2
-rw-r--r--gcc/analyzer/ChangeLog34
-rw-r--r--gcc/c-family/ChangeLog10
-rw-r--r--gcc/c/ChangeLog10
-rw-r--r--gcc/cp/ChangeLog30
-rw-r--r--gcc/testsuite/ChangeLog142
-rw-r--r--libcc1/ChangeLog4
-rw-r--r--libgcc/ChangeLog6
-rw-r--r--libstdc++-v3/ChangeLog60
12 files changed, 467 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index c083a73..629f74d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2023-08-11 Eric Feng <ef2648@columbia.edu>
+
+ * MAINTAINERS: Add myself.
+
2023-08-07 Indu Bhagat <indu.bhagat@oracle.com>
* Makefile.def: Reflect that libsframe needs to installed before
diff --git a/config/ChangeLog b/config/ChangeLog
index a5b3586..b42f2bc 100644
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,3 +1,9 @@
+2023-08-11 Joseph Myers <joseph@codesourcery.com>
+
+ * gcc-plugin.m4 (GCC_ENABLE_PLUGINS): Use
+ export_sym_check="$ac_cv_prog_OBJDUMP -T" also when host is not
+ build or target.
+
2023-08-07 H.J. Lu <hjl.tools@gmail.com>
* pkg.m4 (PKG_CHECK_MODULES): Use AC_TRY_LINK only if
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 526f02b..88f082f 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,163 @@
+2023-08-11 David Malcolm <dmalcolm@redhat.com>
+
+ PR analyzer/105899
+ * doc/analyzer.texi (__analyzer_get_strlen): New.
+ * doc/invoke.texi: Add -Wanalyzer-unterminated-string.
+
+2023-08-11 Jeff Law <jlaw@ventanamicro.com>
+
+ * config/rx/rx.md (subdi3): Fix test for borrow.
+
+2023-08-11 Juzhe-Zhong <juzhe.zhong@rivai.ai>
+
+ PR middle-end/110989
+ * tree-vect-stmts.cc (vectorizable_store): Replace iv_type with sizetype.
+ (vectorizable_load): Ditto.
+
+2023-08-11 Jose E. Marchesi <jose.marchesi@oracle.com>
+
+ * config/bpf/bpf.md (allocate_stack): Define.
+ * config/bpf/bpf.h (FIRST_PSEUDO_REGISTER): Make room for fake
+ stack pointer register.
+ (FIXED_REGISTERS): Adjust accordingly.
+ (CALL_USED_REGISTERS): Likewise.
+ (REG_CLASS_CONTENTS): Likewise.
+ (REGISTER_NAMES): Likewise.
+ * config/bpf/bpf.cc (bpf_compute_frame_layout): Do not reserve
+ space for callee-saved registers.
+ (bpf_expand_prologue): Do not save callee-saved registers in xbpf.
+ (bpf_expand_epilogue): Do not restore callee-saved registers in
+ xbpf.
+
+2023-08-11 Jose E. Marchesi <jose.marchesi@oracle.com>
+
+ * config/bpf/bpf.cc (bpf_function_arg_advance): Do not complain
+ about too many arguments if function is always inlined.
+
+2023-08-11 Patrick Palka <ppalka@redhat.com>
+
+ * tree-pretty-print.cc (dump_generic_node) <case COMPONENT_REF>:
+ Don't call component_ref_field_offset if the RHS isn't a decl.
+
+2023-08-11 John David Anglin <danglin@gcc.gnu.org>
+
+ PR bootstrap/110646
+ * gensupport.cc(class conlist): Use strtol instead of std::stoi.
+
+2023-08-11 Vladimir N. Makarov <vmakarov@redhat.com>
+
+ * lra-constraints.cc (goal_alt_out_sp_reload_p): New flag.
+ (process_alt_operands): Set the flag.
+ (curr_insn_transform): Modify stack pointer offsets if output
+ stack pointer reload is generated.
+
+2023-08-11 Joseph Myers <joseph@codesourcery.com>
+
+ * configure: Regenerate.
+
+2023-08-11 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/110979
+ * tree-vect-loop.cc (vectorizable_reduction): For
+ FOLD_LEFT_REDUCTION without target support make sure
+ we don't need to honor signed zeros and sign dependent rounding.
+
+2023-08-11 Richard Biener <rguenther@suse.de>
+
+ * tree-vect-slp.cc (vect_slp_region): Provide opt-info for all SLP
+ subgraph entries. Dump the used vector size based on the
+ SLP subgraph entry root vector type.
+
+2023-08-11 Pan Li <pan2.li@intel.com>
+
+ * config/riscv/riscv-vector-builtins-bases.cc
+ (class vfmsub_frm): New class for vfmsub frm.
+ (vfmsub_frm): New declaration.
+ (BASE): Ditto.
+ * config/riscv/riscv-vector-builtins-bases.h: Ditto.
+ * config/riscv/riscv-vector-builtins-functions.def
+ (vfmsub_frm): New function declaration.
+
+2023-08-11 Juzhe-Zhong <juzhe.zhong@rivai.ai>
+
+ * doc/md.texi: Add vec_mask_len_{load_lanes,store_lanes} patterns.
+ * internal-fn.cc (expand_partial_load_optab_fn): Ditto.
+ (expand_partial_store_optab_fn): Ditto.
+ * internal-fn.def (MASK_LEN_LOAD_LANES): Ditto.
+ (MASK_LEN_STORE_LANES): Ditto.
+ * optabs.def (OPTAB_CD): Ditto.
+
+2023-08-11 Pan Li <pan2.li@intel.com>
+
+ * config/riscv/riscv-vector-builtins-bases.cc
+ (class vfnmadd_frm): New class for vfnmadd frm.
+ (vfnmadd_frm): New declaration.
+ (BASE): Ditto.
+ * config/riscv/riscv-vector-builtins-bases.h: Ditto.
+ * config/riscv/riscv-vector-builtins-functions.def
+ (vfnmadd_frm): New function declaration.
+
+2023-08-11 Drew Ross <drross@redhat.com>
+ Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/109938
+ * match.pd (((x ^ y) & z) | x -> (z & y) | x): New simplification.
+
+2023-08-11 Pan Li <pan2.li@intel.com>
+
+ * config/riscv/riscv-vector-builtins-bases.cc
+ (class vfmadd_frm): New class for vfmadd frm.
+ (vfmadd_frm_obj): New declaration.
+ (BASE): Ditto.
+ * config/riscv/riscv-vector-builtins-bases.h: Ditto.
+ * config/riscv/riscv-vector-builtins-functions.def
+ (vfmadd_frm): New function definition.
+
+2023-08-11 Pan Li <pan2.li@intel.com>
+
+ * config/riscv/riscv-vector-builtins-bases.cc
+ (class vfnmsac_frm): New class for vfnmsac frm.
+ (vfnmsac_frm_obj): New declaration.
+ (BASE): Ditto.
+ * config/riscv/riscv-vector-builtins-bases.h: Ditto.
+ * config/riscv/riscv-vector-builtins-functions.def
+ (vfnmsac_frm): New function definition.
+
+2023-08-11 Jakub Jelinek <jakub@redhat.com>
+
+ * doc/extend.texi (Typeof): Document typeof_unqual
+ and __typeof_unqual__.
+
+2023-08-11 Andrew Pinski <apinski@marvell.com>
+
+ PR tree-optimization/110954
+ * generic-match-head.cc (bitwise_inverted_equal_p): Add
+ wascmp argument and set it accordingly.
+ * gimple-match-head.cc (bitwise_inverted_equal_p): Add
+ wascmp argument to the macro.
+ (gimple_bitwise_inverted_equal_p): Add
+ wascmp argument and set it accordingly.
+ * match.pd (`a & ~a`, `a ^| ~a`): Update call
+ to bitwise_inverted_equal_p and handle wascmp case.
+ (`(~x | y) & x`, `(~x | y) & x`, `a?~t:t`): Update
+ call to bitwise_inverted_equal_p and check to see
+ if was !wascmp or if precision was 1.
+
+2023-08-11 Martin Uecker <uecker@tugraz.at>
+
+ PR c/84510
+ * doc/invoke.texi: Update.
+
+2023-08-11 Pan Li <pan2.li@intel.com>
+
+ * config/riscv/riscv-vector-builtins-bases.cc
+ (class vfmsac_frm): New class for vfmsac frm.
+ (vfmsac_frm_obj): New declaration.
+ (BASE): Ditto.
+ * config/riscv/riscv-vector-builtins-bases.h: Ditto.
+ * config/riscv/riscv-vector-builtins-functions.def
+ (vfmsac_frm): New function definition
+
2023-08-10 Jan Hubicka <jh@suse.cz>
PR middle-end/110923
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index fa6960c..23c3329 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20230811
+20230812
diff --git a/gcc/analyzer/ChangeLog b/gcc/analyzer/ChangeLog
index de8a16d..1f9bc09 100644
--- a/gcc/analyzer/ChangeLog
+++ b/gcc/analyzer/ChangeLog
@@ -1,3 +1,37 @@
+2023-08-11 David Malcolm <dmalcolm@redhat.com>
+
+ PR analyzer/105899
+ * analyzer.opt (Wanalyzer-unterminated-string): New.
+ * call-details.cc
+ (call_details::check_for_null_terminated_string_arg): New.
+ * call-details.h
+ (call_details::check_for_null_terminated_string_arg): New decl.
+ * kf-analyzer.cc (class kf_analyzer_get_strlen): New.
+ (register_known_analyzer_functions): Register it.
+ * kf.cc (kf_error::impl_call_pre): Check that format arg is a
+ valid null-terminated string.
+ (kf_putenv::impl_call_pre): Likewise for the sole param.
+ (kf_strchr::impl_call_pre): Likewise for the first param.
+ (kf_strcpy::impl_call_pre): Likewise for the second param.
+ (kf_strdup::impl_call_pre): Likewise for the sole param.
+ * region-model.cc (get_strlen): New.
+ (struct call_arg_details): New.
+ (inform_about_expected_null_terminated_string_arg): New.
+ (class unterminated_string_arg): New.
+ (region_model::check_for_null_terminated_string_arg): New.
+ * region-model.h
+ (region_model::check_for_null_terminated_string_arg): New decl.
+
+2023-08-11 Eric Feng <ef2648@columbia.edu>
+
+ PR analyzer/107646
+ * call-details.h: New function.
+ * region-model.cc (region_model::get_or_create_region_for_heap_alloc):
+ New optional parameters.
+ * region-model.h (class region_model): New optional parameters.
+ * sm-malloc.cc (on_realloc_with_move): New function.
+ (region_model::transition_ptr_sval_non_null): New function.
+
2023-08-09 David Malcolm <dmalcolm@redhat.com>
* analyzer.h (class pure_known_function_with_default_return): New
diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog
index a067b12..25b9672 100644
--- a/gcc/c-family/ChangeLog
+++ b/gcc/c-family/ChangeLog
@@ -1,3 +1,13 @@
+2023-08-11 Jakub Jelinek <jakub@redhat.com>
+
+ * c-common.cc (c_common_reswords): Add __typeof_unqual
+ and __typeof_unqual__ spellings of typeof_unqual.
+
+2023-08-11 Martin Uecker <uecker@tugraz.at>
+
+ PR c/84510
+ * c.opt: Enable warning for C and ObjC.
+
2023-08-05 Martin Uecker <uecker@tugraz.at>
PR c/98536
diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog
index 1e850f6..604b599 100644
--- a/gcc/c/ChangeLog
+++ b/gcc/c/ChangeLog
@@ -1,3 +1,13 @@
+2023-08-11 Jakub Jelinek <jakub@redhat.com>
+
+ * c-parser.cc (c_parser_typeof_specifier): Handle
+ __typeof_unqual and __typeof_unqual__ as !is_std.
+
+2023-08-11 Martin Uecker <uecker@tugraz.at>
+
+ PR c/84510
+ * c-typeck.cc (build_c_cast): Add warning.
+
2023-08-05 Martin Uecker <uecker@tugraz.at>
* c-parser.cc (c_parser_generic_selection): Inhibit evaluation
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 22efce7..6787769 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,33 @@
+2023-08-11 Patrick Palka <ppalka@redhat.com>
+
+ PR c++/110927
+ * parser.cc (cp_parser_type_requirement): Pass
+ check_dependency_p=true instead of =false.
+
+2023-08-11 Patrick Palka <ppalka@redhat.com>
+
+ PR c++/71954
+ * decl.cc (grokdeclarator): Pass 'dname' instead of
+ 'unqualified_id' as the name when building the VAR_DECL for a
+ static data member. Call check_explicit_specialization for a
+ TEMPLATE_ID_EXPR such member.
+ * pt.cc (finish_member_template_decl): Return NULL_TREE
+ instead of 'decl' when DECL_TEMPLATE_SPECIALIZATION is not
+ set.
+
+2023-08-11 Patrick Palka <ppalka@redhat.com>
+
+ * ptree.cc (cxx_print_decl): Check for DECL_LANG_SPECIFIC and
+ TS_DECL_COMMON only when necessary. Print DECL_TEMPLATE_INFO
+ for all decls that have it, not just VAR_DECL or FUNCTION_DECL.
+ Also print DECL_USE_TEMPLATE.
+ (cxx_print_type): Print TYPE_TEMPLATE_INFO.
+ <case BOUND_TEMPLATE_TEMPLATE_PARM>: Don't print TYPE_TI_ARGS
+ anymore.
+ <case TEMPLATE_TYPE/TEMPLATE_PARM>: Print TEMPLATE_TYPE_PARM_INDEX
+ instead of printing the index, level and original level
+ individually.
+
2023-08-08 Marek Polacek <polacek@redhat.com>
* parser.cc (cp_parser_postfix_expression): Adjust the call to
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index d9d182a..152de7e 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,145 @@
+2023-08-11 David Malcolm <dmalcolm@redhat.com>
+
+ PR analyzer/105899
+ * gcc.dg/analyzer/analyzer-decls.h (__analyzer_get_strlen): New.
+ * gcc.dg/analyzer/error-1.c (test_error_unterminated): New.
+ (test_error_at_line_unterminated): New.
+ * gcc.dg/analyzer/null-terminated-strings-1.c: New test.
+ * gcc.dg/analyzer/putenv-1.c (test_unterminated): New.
+ * gcc.dg/analyzer/strchr-1.c (test_unterminated): New.
+ * gcc.dg/analyzer/strcpy-1.c (test_unterminated): New.
+ * gcc.dg/analyzer/strdup-1.c (test_unterminated): New.
+
+2023-08-11 Juzhe-Zhong <juzhe.zhong@rivai.ai>
+
+ PR middle-end/110989
+ * gcc.target/riscv/rvv/autovec/pr110989.c: New test.
+
+2023-08-11 Patrick O'Neill <patrick@rivosinc.com>
+
+ * gcc.target/riscv/amo-table-ztso-amo-add-1.c: Add -mabi=lp64d
+ to dg-options.
+ * gcc.target/riscv/amo-table-ztso-amo-add-2.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-amo-add-3.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-amo-add-4.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-amo-add-5.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-compare-exchange-1.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-compare-exchange-2.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-compare-exchange-3.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-compare-exchange-4.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-compare-exchange-5.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-compare-exchange-6.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-compare-exchange-7.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-fence-1.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-fence-2.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-fence-3.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-fence-4.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-fence-5.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-load-1.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-load-2.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-load-3.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-store-1.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-store-2.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-store-3.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-subword-amo-add-1.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-subword-amo-add-2.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-subword-amo-add-3.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-subword-amo-add-4.c: Ditto.
+ * gcc.target/riscv/amo-table-ztso-subword-amo-add-5.c: Ditto.
+
+2023-08-11 Jose E. Marchesi <jose.marchesi@oracle.com>
+
+ * lib/target-supports.exp (check_effective_target_alloca): BPF
+ target does not support alloca.
+ * gcc.target/bpf/diag-alloca-1.c: New test.
+ * gcc.target/bpf/diag-alloca-2.c: Likewise.
+ * gcc.target/bpf/xbpf-callee-saved-regs-1.c: Remove test.
+ * gcc.target/bpf/xbpf-callee-saved-regs-2.c: Likewise.
+ * gcc.target/bpf/regs-availability-1.c: Likewise.
+
+2023-08-11 Jose E. Marchesi <jose.marchesi@oracle.com>
+
+ * gcc.target/bpf/diag-funargs-inline-1.c: New test.
+ * gcc.target/bpf/diag-funargs.c: Adapt test.
+
+2023-08-11 Eric Feng <ef2648@columbia.edu>
+
+ PR analyzer/107646
+ * gcc.dg/plugin/analyzer_cpython_plugin.c: Analyzer support for
+ PyList_New, PyList_Append, PyLong_FromLong
+ * gcc.dg/plugin/plugin.exp: New test.
+ * lib/target-supports.exp: New procedure.
+ * gcc.dg/plugin/cpython-plugin-test-2.c: New test.
+
+2023-08-11 Patrick Palka <ppalka@redhat.com>
+
+ PR c++/110927
+ * g++.dg/cpp2a/concepts-requires35.C: New test.
+
+2023-08-11 Patrick Palka <ppalka@redhat.com>
+
+ PR c++/71954
+ * g++.dg/cpp1y/var-templ84.C: New test.
+ * g++.dg/cpp1y/var-templ84a.C: New test.
+
+2023-08-11 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/110979
+ * gcc.dg/torture/pr110979.c: New testcase.
+
+2023-08-11 Richard Biener <rguenther@suse.de>
+
+ * g++.dg/vect/slp-pr87105.cc: Adjust.
+ * gcc.dg/vect/bb-slp-17.c: Likewise.
+ * gcc.dg/vect/bb-slp-20.c: Likewise.
+ * gcc.dg/vect/bb-slp-21.c: Likewise.
+ * gcc.dg/vect/bb-slp-22.c: Likewise.
+ * gcc.dg/vect/bb-slp-subgroups-2.c: Likewise.
+
+2023-08-11 Pan Li <pan2.li@intel.com>
+
+ * gcc.target/riscv/rvv/base/float-point-msub.c: New test.
+
+2023-08-11 Pan Li <pan2.li@intel.com>
+
+ * gcc.target/riscv/rvv/base/float-point-nmadd.c: New test.
+
+2023-08-11 Drew Ross <drross@redhat.com>
+ Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/109938
+ * gcc.c-torture/execute/pr109938.c: New test.
+ * gcc.dg/tree-ssa/pr109938.c: New test.
+
+2023-08-11 Pan Li <pan2.li@intel.com>
+
+ * gcc.target/riscv/rvv/base/float-point-madd.c: New test.
+
+2023-08-11 Pan Li <pan2.li@intel.com>
+
+ * gcc.target/riscv/rvv/base/float-point-nmsac.c: New test.
+
+2023-08-11 Jakub Jelinek <jakub@redhat.com>
+
+ * gcc.dg/c11-typeof-2.c: New test.
+ * gcc.dg/c11-typeof-3.c: New test.
+ * gcc.dg/gnu11-typeof-3.c: New test.
+ * gcc.dg/gnu11-typeof-4.c: New test.
+
+2023-08-11 Andrew Pinski <apinski@marvell.com>
+
+ PR tree-optimization/110954
+ * gcc.c-torture/execute/pr110954-1.c: New test.
+
+2023-08-11 Martin Uecker <uecker@tugraz.at>
+
+ PR c/84510
+ * gcc.dg/Wuseless-cast.c: New test.
+
+2023-08-11 Pan Li <pan2.li@intel.com>
+
+ * gcc.target/riscv/rvv/base/float-point-msac.c: New test.
+
2023-08-10 Jan Hubicka <jh@suse.cz>
PR middle-end/110923
diff --git a/libcc1/ChangeLog b/libcc1/ChangeLog
index 636d817..6366a5d 100644
--- a/libcc1/ChangeLog
+++ b/libcc1/ChangeLog
@@ -1,3 +1,7 @@
+2023-08-11 Joseph Myers <joseph@codesourcery.com>
+
+ * configure: Regenerate.
+
2023-08-07 Nick Alcock <nick.alcock@oracle.com>
* configure: Regenerate.
diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index 22451541..53c48ee 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,3 +1,9 @@
+2023-08-11 Thomas Neumann <thomas.neumann@in.tum.de>
+
+ PR libgcc/110956
+ * unwind-dw2-fde.c: Associate object with address of unwinding
+ table.
+
2023-08-07 John Ericson <git@JohnEricson.me>
* configure: Regenerate.
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 5820b7a..dfc9c12 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,63 @@
+2023-08-11 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/110990
+ * include/std/format (_Seq_sink::get): Only call _M_overflow if
+ its precondition is met.
+ (_Iter_sink::_M_finish): Likewise.
+ (_Iter_sink<C, ContigIter>::_M_overflow): Only switch to the
+ internal buffer after running out of space.
+ (_Iter_sink<C, ContigIter>::_M_finish): Do not use _M_overflow.
+ (_Counting_sink::count): Likewise.
+ * testsuite/std/format/functions/format_to_n.cc: Check cases
+ where the output fits into the buffer.
+
+2023-08-11 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/104167
+ * include/bits/chrono_io.h (operator|=, operator|): Add noexcept
+ to _ChronoParts operators.
+ (from_stream, parse): Define new functions.
+ (__detail::_Parse, __detail::_Parser): New class templates.
+ * include/std/chrono (__cpp_lib_chrono): Define to 201907L for
+ C++20.
+ * include/std/version (__cpp_lib_chrono): Likewise.
+ * testsuite/20_util/duration/arithmetic/constexpr_c++17.cc:
+ Adjust expected value of feature test macro.
+ * testsuite/20_util/duration/io.cc: Test parsing.
+ * testsuite/std/time/clock/file/io.cc: Likewise.
+ * testsuite/std/time/clock/gps/io.cc: Likewise.
+ * testsuite/std/time/clock/system/io.cc: Likewise.
+ * testsuite/std/time/clock/tai/io.cc: Likewise.
+ * testsuite/std/time/clock/utc/io.cc: Likewise.
+ * testsuite/std/time/day/io.cc: Likewise.
+ * testsuite/std/time/month/io.cc: Likewise.
+ * testsuite/std/time/month_day/io.cc: Likewise.
+ * testsuite/std/time/weekday/io.cc: Likewise.
+ * testsuite/std/time/year/io.cc: Likewise.
+ * testsuite/std/time/year_month/io.cc: Likewise.
+ * testsuite/std/time/year_month_day/io.cc: Likewise.
+ * testsuite/std/time/syn_c++20.cc: Check value of macro and for
+ the existence of parse and from_stream in namespace chrono.
+ * testsuite/std/time/clock/local/io.cc: New test.
+ * testsuite/std/time/parse.cc: New test.
+
+2023-08-11 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/110860
+ * include/std/format (__formatter_fp::format): Do not call log10
+ with zero values.
+
+2023-08-11 Jonathan Wakely <jwakely@redhat.com>
+
+ * python/libstdcxx/v6/printers.py (StdChronoCalendarPrinter):
+ Check for out-of-range month an weekday indices.
+ * testsuite/libstdc++-prettyprinters/chrono.cc: Check invalid
+ month and weekday values.
+
+2023-08-11 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/stl_iterator.h (__clamped_iter_cat_t): Remove.
+
2023-08-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110974