libstdc++-v3/ChangeLog

   1 2024-01-08  Jonathan Wakely  <jwakely@redhat.com>
   2
   3         * include/bits/unicode.h (__null_sentinel): Remove.
   4         * testsuite/17_intro/names.cc: Add __null_sentinel.
   5
   6 2024-01-08  Jonathan Wakely  <jwakely@redhat.com>
   7
   8         * include/std/format (__format::_Runtime_format_string): Define
   9         new class template.
  10         (basic_format_string): Add non-consteval constructor for runtime
  11         format strings.
  12         (runtime_format): Define new function for C++26.
  13         * testsuite/std/format/runtime_format.cc: New test.
  14
  15 2024-01-08  Jonathan Wakely  <jwakely@redhat.com>
  16
  17         * include/bits/chrono_io.h (__formatter_chrono): Always use
  18         lvalue arguments to make_format_args.
  19         * include/std/format (make_format_args): Change parameter pack
  20         from forwarding references to lvalue references. Remove use of
  21         remove_reference_t which is now unnecessary.
  22         (format_to, formatted_size): Remove incorrect forwarding of
  23         arguments.
  24         * include/std/ostream (print): Remove forwarding of arguments.
  25         * include/std/print (print): Likewise.
  26         * testsuite/20_util/duration/io.cc: Use lvalues as arguments to
  27         make_format_args.
  28         * testsuite/std/format/arguments/args.cc: Likewise.
  29         * testsuite/std/format/arguments/lwg3810.cc: Likewise.
  30         * testsuite/std/format/functions/format.cc: Likewise.
  31         * testsuite/std/format/functions/vformat_to.cc: Likewise.
  32         * testsuite/std/format/string.cc: Likewise.
  33         * testsuite/std/time/day/io.cc: Likewise.
  34         * testsuite/std/time/month/io.cc: Likewise.
  35         * testsuite/std/time/weekday/io.cc: Likewise.
  36         * testsuite/std/time/year/io.cc: Likewise.
  37         * testsuite/std/time/year_month_day/io.cc: Likewise.
  38         * testsuite/std/format/arguments/args_neg.cc: New test.
  39
  40 2024-01-08  Jonathan Wakely  <jwakely@redhat.com>
  41
  42         * include/Makefile.am: Add new headers.
  43         * include/Makefile.in: Regenerate.
  44         * include/bits/unicode.h: New file.
  45         * include/bits/unicode-data.h: New file.
  46         * include/std/format: Include <bits/unicode.h>.
  47         (__literal_encoding_is_utf8): Move to <bits/unicode.h>.
  48         (_Spec::_M_fill): Change type to char32_t.
  49         (_Spec::_M_parse_fill_and_align): Read a Unicode scalar value
  50         instead of a single character.
  51         (__write_padded): Change __fill_char parameter to char32_t and
  52         encode it into the output.
  53         (__formatter_str::format): Use new __unicode::__field_width and
  54         __unicode::__truncate functions.
  55         * include/std/ostream: Adjust namespace qualification for
  56         __literal_encoding_is_utf8.
  57         * include/std/print: Likewise.
  58         * src/c++23/print.cc: Add [[unlikely]] attribute to error path.
  59         * testsuite/ext/unicode/view.cc: New test.
  60         * testsuite/std/format/functions/format.cc: Add missing examples
  61         from the standard demonstrating alignment with non-ASCII
  62         characters. Add examples checking correct handling of extended
  63         grapheme clusters.
  64
  65 2024-01-08  Jonathan Wakely  <jwakely@redhat.com>
  66
  67         * include/bits/version.def (format_uchar): Define.
  68         * include/bits/version.h: Regenerate.
  69         * include/std/format (formatter<C, C>::format): Check for
  70         _Pres_c and call _M_format_character directly. Cast C to its
  71         unsigned equivalent for formatting as an integer.
  72         (formatter<char, wchar_t>::format): Likewise.
  73         (basic_format_arg(T&)): Store char arguments as unsigned char
  74         for formatting to a wide string.
  75         * testsuite/std/format/functions/format.cc: Adjust test. Check
  76         formatting of
  77
  78 2024-01-07  Jonathan Wakely  <jwakely@redhat.com>
  79
  80         PR libstdc++/112997
  81         * libsupc++/unwind-cxx.h (__cxa_call_terminate): Change first
  82         parameter to void*.
  83
  84 2024-01-07  Jonathan Wakely  <jwakely@redhat.com>
  85
  86         * testsuite/20_util/variant/87619.cc: Remove dg-timeout-factor.
  87
  88 2024-01-07  Jonathan Wakely  <jwakely@redhat.com>
  89
  90         * include/std/type_traits (is_trivially_destructible_v): Use
  91         built-in directly when concepts are supported.
  92         * testsuite/20_util/is_trivially_destructible/value_v.cc: New
  93         test.
  94
  95 2024-01-06  Gwenole Beauchesne  <gb.devel@gmail.com>
  96
  97         * testsuite/tr1/8_c_compatibility/cinttypes/functions.cc: Use
  98         nonnull arguments to strtoimax() and wcstoimax() functions.
  99
 100 2024-01-05  Jonathan Wakely  <jwakely@redhat.com>
 101
 102         * src/c++17/fs_path.cc (path::_List::reserve): Limit maximum
 103         size and check for overflows in arithmetic.
 104         (path::operator/=(const path&)): Remove redundant exponential
 105         growth calculation.
 106
 107 2024-01-05  Martin Küttler  <martin.kuettler@kernkonzept.com>
 108
 109         * src/c++17/fs_path.cc (path::_List::reserve): Avoid
 110         floating-point arithmetic.
 111
 112 2024-01-05  Jonathan Wakely  <jwakely@redhat.com>
 113
 114         PR libstdc++/113241
 115         * include/std/type_traits (is_convertible_v): Guard use of
 116         built-in with preprocessor check.
 117
 118 2024-01-05  Jonathan Wakely  <jwakely@redhat.com>
 119
 120         PR libstdc++/113200
 121         * include/bits/char_traits.h (__gnu_cxx::char_traits::move): Use
 122         __builtin_constant_p to check for unrelated pointers that cannot
 123         be compared during constant evaluation.
 124         * testsuite/21_strings/char_traits/requirements/113200.cc: New
 125         test.
 126
 127 2024-01-05  Cassio Neri  <cassio.neri@gmail.com>
 128
 129         * include/std/chrono: Fix + and - for months and weekdays.
 130         * testsuite/std/time/month/1.cc: Add constexpr tests against overflow.
 131         * testsuite/std/time/month/2.cc: New test for extreme values.
 132         * testsuite/std/time/weekday/1.cc: Add constexpr tests against overflow.
 133         * testsuite/std/time/weekday/2.cc: New test for extreme values.
 134
 135 2024-01-05  Jonathan Wakely  <jwakely@redhat.com>
 136
 137         PR libstdc++/113099
 138         * include/bits/locale_classes.tcc (__try_use_facet): Use
 139         if-constexpr for C++11 and up.
 140
 141 2024-01-05  Ken Matsui  <kmatsui@gcc.gnu.org>
 142
 143         * include/std/type_traits: Use _GLIBCXX_USE_BUILTIN_TRAIT.
 144
 145 2024-01-04  Arsen Arsenović  <arsen@aarsen.me>
 146
 147         * include/std/generator (_Subyield_state::_M_jump_in): Fix typo
 148         reported by Will Hawkins <hawkinsw@obs.cr>.
 149
 150 2024-01-04  Arsen Arsenović  <arsen@aarsen.me>
 151
 152         * include/std/generator (_Stateless_alloc): Rename typename _A
 153         to _All.
 154
 155 2024-01-03  Patrick Palka  <ppalka@redhat.com>
 156
 157         PR testsuite/113175
 158         * testsuite/std/ranges/iota/max_size_type.cc (test02): Reduce
 159         'limit' to 100 from 1000 and adjust 'log2_limit' accordingly.
 160         (test03): Likewise.
 161
 162 \f
 163 Copyright (C) 2024 Free Software Foundation, Inc.
 164
 165 Copying and distribution of this file, with or without modification,
 166 are permitted in any medium without royalty provided the copyright
 167 notice and this notice are preserved.