diff options
Diffstat (limited to 'libstdc++-v3')
23 files changed, 238 insertions, 92 deletions
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index a4c2d7c..450b931 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,3 +1,79 @@ +2025-05-12 Thomas Schwinge <tschwinge@baylibre.com> + + PR target/119645 + * configure.host [GCN, nvptx] (atomicity_dir): Don't set. + +2025-05-12 Patrick Palka <ppalka@redhat.com> + + PR libstdc++/119714 + PR libstdc++/112490 + * include/std/expected (expected::operator==): Replace + non-dependent std::expected function parameter with a dependent + one of type expected<_Vp, _Er> where _Vp matches _Tp. + * testsuite/20_util/expected/119714.cc: New test. + +2025-05-12 Jonathan Wakely <jwakely@redhat.com> + + PR libstdc++/120187 + * include/c_global/ciso646: Only give deprecated warning for + C++20 and later. + * include/c_global/ccomplex: Add @since to Doxygen comment. + * include/c_global/cstdalign: Likewise. + * include/c_global/cstdbool: Likewise. + * include/c_global/ctgmath: Likewise. + * testsuite/18_support/headers/ciso646/macros.cc: Remove + dg-warning for c++17_only effective target. + * testsuite/18_support/headers/ciso646/macros-2.cc: New test. + +2025-05-12 Jonathan Wakely <jwakely@redhat.com> + + * doc/xml/manual/status_cxx2023.xml: Update status of proposals + implemented after GCC 14.2 release. + * doc/html/manual/status.html: Regenerate. + +2025-05-12 Jonathan Wakely <jwakely@redhat.com> + + PR libstdc++/120198 + * include/bits/version.def (scoped_lock): Do not depend on + gthreads or hosted. + * include/bits/version.h: Regenerate. + * include/std/mutex (scoped_lock): Update comment. + * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: + Remove dg-require-gthreads and use custom lockable type instead + of std::mutex. Check that typedef is only present for a single + template argument. + +2025-05-12 Thomas Schwinge <tschwinge@baylibre.com> + + PR libstdc++/70560 + PR libstdc++/119667 + * acinclude.m4 (GLIBCXX_ENABLE_BACKTRACE): Use '__SIZE_TYPE__' + instead of 'size_t'. + * configure: Regenerate. + +2025-05-12 Jonathan Wakely <jwakely@redhat.com> + + PR libstdc++/118260 + * python/hook.in: Suppress output from gdb.execute calls to + register skips. + +2025-05-12 Jonathan Wakely <jwakely@redhat.com> + + * doc/xml/manual/status_cxx2017.xml: Update status for + std::to_chars and std::from_chars. + * doc/html/manual/*: Regenerate. + +2025-05-12 Jonathan Wakely <jwakely@redhat.com> + + PR libstdc++/65909 + * testsuite/lib/libstdc++.exp (check_v3_target_namedlocale): + Hardcode the locale name instead of passing it to the + executable. Do not hardcode buffer size for string. + +2025-05-10 Alexandre Oliva <oliva@adacore.com> + + * src/c++23/print.cc [__VXWORKS__]: Include ioLib.h. + 2025-05-09 Tomasz Kamiński <tkaminsk@redhat.com> * include/bits/chrono_io.h (__formatter_chrono::_M_format_to): diff --git a/libstdc++-v3/acinclude.m4 b/libstdc++-v3/acinclude.m4 index 204bed5b..d1ecb1a 100644 --- a/libstdc++-v3/acinclude.m4 +++ b/libstdc++-v3/acinclude.m4 @@ -5304,7 +5304,7 @@ AC_DEFUN([GLIBCXX_ENABLE_BACKTRACE], [ [AC_TRY_LINK([], [ int i = 0; int* p = &i; - size_t s = 0; + __SIZE_TYPE__ s = 0; // backtrace_atomic_load_pointer void* vp = __atomic_load_n(&p, __ATOMIC_ACQUIRE); // backtrace_atomic_load_int @@ -5331,7 +5331,7 @@ int main() { int i = 0; int* p = &i; - size_t s = 0; + __SIZE_TYPE__ s = 0; // backtrace_atomic_load_pointer void* vp = __atomic_load_n(&p, __ATOMIC_ACQUIRE); // backtrace_atomic_load_int diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure index 0529ff5..d6891e5 100755 --- a/libstdc++-v3/configure +++ b/libstdc++-v3/configure @@ -53568,7 +53568,7 @@ main () int i = 0; int* p = &i; - size_t s = 0; + __SIZE_TYPE__ s = 0; // backtrace_atomic_load_pointer void* vp = __atomic_load_n(&p, __ATOMIC_ACQUIRE); // backtrace_atomic_load_int @@ -53607,7 +53607,7 @@ int main() { int i = 0; int* p = &i; - size_t s = 0; + __SIZE_TYPE__ s = 0; // backtrace_atomic_load_pointer void* vp = __atomic_load_n(&p, __ATOMIC_ACQUIRE); // backtrace_atomic_load_int diff --git a/libstdc++-v3/configure.host b/libstdc++-v3/configure.host index 3cd1bb1..87a1822 100644 --- a/libstdc++-v3/configure.host +++ b/libstdc++-v3/configure.host @@ -370,21 +370,10 @@ case "${host}" in ;; esac ;; - amdgcn-*-amdhsa) - # To avoid greater pain elsewhere, force use of '__atomic' builtins, - # regardless of the outcome of 'configure' checks; see PR119645 - # "GCN, nvptx: libstdc++ 'checking for atomic builtins [...]... no'". - atomicity_dir=cpu/generic/atomicity_builtins - ;; arm*-*-freebsd*) port_specific_symbol_files="\$(srcdir)/../config/os/gnu-linux/arm-eabi-extra.ver" ;; nvptx-*-none) - # To avoid greater pain elsewhere, force use of '__atomic' builtins, - # regardless of the outcome of 'configure' checks; see PR119645 - # "GCN, nvptx: libstdc++ 'checking for atomic builtins [...]... no'". - atomicity_dir=cpu/generic/atomicity_builtins - # For 'make all-target-libstdc++-v3', re 'alloca'/VLA usage: EXTRA_CFLAGS="${EXTRA_CFLAGS} -mfake-ptx-alloca" OPTIMIZE_CXXFLAGS="${OPTIMIZE_CXXFLAGS} -mfake-ptx-alloca" diff --git a/libstdc++-v3/doc/html/manual/source_code_style.html b/libstdc++-v3/doc/html/manual/source_code_style.html index b0b2268..a66e3a0 100644 --- a/libstdc++-v3/doc/html/manual/source_code_style.html +++ b/libstdc++-v3/doc/html/manual/source_code_style.html @@ -474,7 +474,7 @@ <br /> Examples: <code class="code">_M_num_elements _M_initialize ()</code><br /> <br /> - Static data members, constants, and enumerations: <code class="literal">_S_.*</code><br /> + Static data and function members, constants, and enumerations: <code class="literal">_S_.*</code><br /> <br /> Examples: <code class="code">_S_max_elements _S_default_value</code><br /> <br /> diff --git a/libstdc++-v3/doc/html/manual/status.html b/libstdc++-v3/doc/html/manual/status.html index 3d55e265..5ca3521 100644 --- a/libstdc++-v3/doc/html/manual/status.html +++ b/libstdc++-v3/doc/html/manual/status.html @@ -927,7 +927,22 @@ since C++14 and the implementation is complete. <span class="emphasis"><em>23</em></span> </td><td colspan="3" align="left"> <span class="emphasis"><em>General utilities</em></span> - </td></tr><tr><td align="left">23.1</td><td align="left">General</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.2</td><td align="left">Utility components</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.2.1</td><td align="left">Header <code class="code"><utility></code> synopsis</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.2.2</td><td align="left">Operators</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.2.3</td><td align="left"><code class="code">swap</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.2.4</td><td align="left"><code class="code">exchange</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.2.5</td><td align="left">Forward/move helpers</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.2.6</td><td align="left">Function template <code class="code">as_const</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.2.7</td><td align="left">Function template <code class="code">declval</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.2.8</td><td align="left">Primitive numeric output conversion</td><td align="left">Partial</td><td align="left"> </td></tr><tr><td align="left">23.2.9</td><td align="left">Primitive numeric input conversion</td><td align="left">Partial</td><td align="left"> </td></tr><tr><td align="left">23.3</td><td align="left">Compile-time integer sequences</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.4</td><td align="left">Pairs</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.5</td><td align="left">Tuples</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.6</td><td align="left">Optional objects</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.7</td><td align="left">Variants</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.8</td><td align="left">Storage for any type</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.9</td><td align="left">Bitsets</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10</td><td align="left">Memory</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.1</td><td align="left">In general</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.10.2</td><td align="left">Header <code class="code"><memory></code> synopsis</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.3</td><td align="left">Pointer traits</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.4</td><td align="left">Pointer safety</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.5</td><td align="left">Align</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.6</td><td align="left">Allocator argument tag</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.7</td><td align="left"><code class="code">uses_allocator</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.8</td><td align="left">Allocator traits</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.9</td><td align="left">The default allocator</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.10</td><td align="left">Specialized algorithms</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.11</td><td align="left">C library memory allocation</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.11</td><td align="left">Smart pointers</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.11.1</td><td align="left">Class template <code class="code">unique_ptr</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.11.2</td><td align="left">Shared-ownership pointers</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.12</td><td align="left">Memory resources</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.12.1</td><td align="left">Header <code class="code"><memory_resource></code> synopsis</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.12.2</td><td align="left">Class <code class="code">memory_resource</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.12.3</td><td align="left">Class template <code class="code">polymorphic_allocator</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.12.4</td><td align="left">Access to program-wide <code class="code">memory_resource</code> objects</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.12.5</td><td align="left">Pool resource classes</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.12.6</td><td align="left">Class <code class="code">monotonic_buffer_resource</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.13</td><td align="left">Class template <code class="code">scoped_allocator_adaptor</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14</td><td align="left">Function objects</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.14.1</td><td align="left">Header <code class="code"><functional></code> synopsis</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.14.2</td><td align="left">Definitions</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.14.3</td><td align="left">Requirements</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.14.4</td><td align="left">Function template <code class="code">invoke</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.5</td><td align="left">Class template <code class="code">reference_wrapper</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.6</td><td align="left">Arithmetic operation</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.7</td><td align="left">Comparisons</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.8</td><td align="left">Logical operations</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.9</td><td align="left">Bitwise operations</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.10</td><td align="left">Function template <code class="code">not_fn</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.11</td><td align="left">Function object binders</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.12</td><td align="left">Function template <code class="code">mem_fn</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.13</td><td align="left">Polymorphic function wrappers</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.14</td><td align="left">Searchers</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.15</td><td align="left">Class template <code class="code">hash</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.15</td><td align="left">Metaprogramming and type traits</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.15.1</td><td align="left">Requirements</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.15.2</td><td align="left">Header <code class="code"><type_traits></code> synopsis</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.15.3</td><td align="left">Helper classes</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.15.4</td><td align="left">Unary Type Traits</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.15.5</td><td align="left">Type property queries</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.15.6</td><td align="left">Relationships between types</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.15.7</td><td align="left">Transformations between types</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.15.8</td><td align="left">Logical operator traits</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.16</td><td align="left">Compile-time rational arithmetic</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.17.1</td><td align="left">In general</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.17.2</td><td align="left">Header <code class="code"><chrono></code> synopsis</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.17</td><td align="left">Time utilities</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.17.3</td><td align="left">Clock requirements</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.17.4</td><td align="left">Time-related traits</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.17.5</td><td align="left">Class template <code class="code">duration</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.17.6</td><td align="left">Class template <code class="code">time_point</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.17.7</td><td align="left">Clocks</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.17.8</td><td align="left">Header <code class="code"><ctime></code> synopsis</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.18</td><td align="left">Class <code class="code">type_index</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.19</td><td align="left">Execution policies</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.19.1</td><td align="left">In general</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.19.2</td><td align="left">Header <code class="code"><execution></code> synopsis</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.19.3</td><td align="left">Execution policy type trait</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.19.4</td><td align="left">Sequenced execution policy</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.19.5</td><td align="left">Parallel execution policy</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.19.6</td><td align="left">Parallel and unsequenced execution policy</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.19.7</td><td align="left">Execution policy objects</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left"> + </td></tr><tr><td align="left">23.1</td><td align="left">General</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.2</td><td align="left">Utility components</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.2.1</td><td align="left">Header <code class="code"><utility></code> synopsis</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.2.2</td><td align="left">Operators</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.2.3</td><td align="left"><code class="code">swap</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.2.4</td><td align="left"><code class="code">exchange</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.2.5</td><td align="left">Forward/move helpers</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.2.6</td><td align="left">Function template <code class="code">as_const</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.2.7</td><td align="left">Function template <code class="code">declval</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.2.8</td><td align="left">Primitive numeric output conversion</td><td align="left">Y</td><td align="left"> + Floating-point types up to 64-bit are formatted using + <a class="link" href="https://github.com/ulfjack/ryu" target="_top">Ryu</a>. + Types with greater precision are formatted using the C library + (<code class="function">sprintf</code> and conditionally + <code class="function">strfromf128</code>). + For powerpc64le-unknown-linux-gnu <code class="function">__sprintfieee128</code> + must be provided by Glibc. + </td></tr><tr><td align="left">23.2.9</td><td align="left">Primitive numeric input conversion</td><td align="left">Y</td><td align="left"> + Floating-point types up to 64-bit are parsed using + <a class="link" href="https://github.com/fastfloat/fast_float" target="_top">fast_float</a>. + Types with greater precision are parsed using the C library + (<code class="function">strtold</code>). + For powerpc64le-unknown-linux-gnu <code class="function">__strtoieee128</code> + must be provided by Glibc. + </td></tr><tr><td align="left">23.3</td><td align="left">Compile-time integer sequences</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.4</td><td align="left">Pairs</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.5</td><td align="left">Tuples</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.6</td><td align="left">Optional objects</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.7</td><td align="left">Variants</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.8</td><td align="left">Storage for any type</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.9</td><td align="left">Bitsets</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10</td><td align="left">Memory</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.1</td><td align="left">In general</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.10.2</td><td align="left">Header <code class="code"><memory></code> synopsis</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.3</td><td align="left">Pointer traits</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.4</td><td align="left">Pointer safety</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.5</td><td align="left">Align</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.6</td><td align="left">Allocator argument tag</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.7</td><td align="left"><code class="code">uses_allocator</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.8</td><td align="left">Allocator traits</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.9</td><td align="left">The default allocator</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.10</td><td align="left">Specialized algorithms</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.10.11</td><td align="left">C library memory allocation</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.11</td><td align="left">Smart pointers</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.11.1</td><td align="left">Class template <code class="code">unique_ptr</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.11.2</td><td align="left">Shared-ownership pointers</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.12</td><td align="left">Memory resources</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.12.1</td><td align="left">Header <code class="code"><memory_resource></code> synopsis</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.12.2</td><td align="left">Class <code class="code">memory_resource</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.12.3</td><td align="left">Class template <code class="code">polymorphic_allocator</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.12.4</td><td align="left">Access to program-wide <code class="code">memory_resource</code> objects</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.12.5</td><td align="left">Pool resource classes</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.12.6</td><td align="left">Class <code class="code">monotonic_buffer_resource</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.13</td><td align="left">Class template <code class="code">scoped_allocator_adaptor</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14</td><td align="left">Function objects</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.14.1</td><td align="left">Header <code class="code"><functional></code> synopsis</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.14.2</td><td align="left">Definitions</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.14.3</td><td align="left">Requirements</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.14.4</td><td align="left">Function template <code class="code">invoke</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.5</td><td align="left">Class template <code class="code">reference_wrapper</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.6</td><td align="left">Arithmetic operation</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.7</td><td align="left">Comparisons</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.8</td><td align="left">Logical operations</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.9</td><td align="left">Bitwise operations</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.10</td><td align="left">Function template <code class="code">not_fn</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.11</td><td align="left">Function object binders</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.12</td><td align="left">Function template <code class="code">mem_fn</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.13</td><td align="left">Polymorphic function wrappers</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.14</td><td align="left">Searchers</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.14.15</td><td align="left">Class template <code class="code">hash</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.15</td><td align="left">Metaprogramming and type traits</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.15.1</td><td align="left">Requirements</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.15.2</td><td align="left">Header <code class="code"><type_traits></code> synopsis</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.15.3</td><td align="left">Helper classes</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.15.4</td><td align="left">Unary Type Traits</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.15.5</td><td align="left">Type property queries</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.15.6</td><td align="left">Relationships between types</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.15.7</td><td align="left">Transformations between types</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.15.8</td><td align="left">Logical operator traits</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.16</td><td align="left">Compile-time rational arithmetic</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.17.1</td><td align="left">In general</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.17.2</td><td align="left">Header <code class="code"><chrono></code> synopsis</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.17</td><td align="left">Time utilities</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.17.3</td><td align="left">Clock requirements</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.17.4</td><td align="left">Time-related traits</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.17.5</td><td align="left">Class template <code class="code">duration</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.17.6</td><td align="left">Class template <code class="code">time_point</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.17.7</td><td align="left">Clocks</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.17.8</td><td align="left">Header <code class="code"><ctime></code> synopsis</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.18</td><td align="left">Class <code class="code">type_index</code></td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.19</td><td align="left">Execution policies</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.19.1</td><td align="left">In general</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.19.2</td><td align="left">Header <code class="code"><execution></code> synopsis</td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left">23.19.3</td><td align="left">Execution policy type trait</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.19.4</td><td align="left">Sequenced execution policy</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.19.5</td><td align="left">Parallel execution policy</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.19.6</td><td align="left">Parallel and unsequenced execution policy</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left">23.19.7</td><td align="left">Execution policy objects</td><td align="left">Y</td><td align="left"> </td></tr><tr><td align="left"> <span class="emphasis"><em>24</em></span> </td><td colspan="3" align="left"> <span class="emphasis"><em>Strings</em></span> @@ -1832,13 +1847,15 @@ or any notes about the implementation. <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2278r4.html" target="_top"> P2278R4 </a> - </td><td align="center"> 13.1 </td><td align="left"> <code class="code">__cpp_lib_ranges_as_const >= 202207L</code> </td></tr><tr bgcolor="#B0B0B0"><td align="left"> <code class="code">ranges::to</code> </td><td align="left"> + </td><td align="center"> 13.1 </td><td align="left"> <code class="code">__cpp_lib_ranges_as_const >= 202207L</code> </td></tr><tr><td align="left"> <code class="code">ranges::to</code> </td><td align="left"> <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p1206r7.pdf" target="_top"> P1206R7 </a> - </td><td align="center"> 14.1 (<code class="code">ranges::to</code> function) </td><td align="left"> - <code class="code">__cpp_lib_containers_ranges >= 202202L</code>, - <code class="code">__cpp_lib_ranges_to_container >= 202202L</code> + </td><td align="center"> + <div class="informaltable"><table class="informaltable" border="0"><colgroup><col /></colgroup><tbody><tr><td> 14.1 (<code class="code">ranges::to</code> function) </td></tr><tr><td> 15.1 (new members in containers) </td></tr></tbody></table></div> + </td><td align="left"> + <code class="code">__cpp_lib_ranges_to_container >= 202202L</code>, + <code class="code">__cpp_lib_containers_ranges >= 202202L</code> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> Ranges iterators as inputs to non-Ranges algorithms </td><td align="left"> <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2408r5.html" target="_top"> P2408R5 @@ -1878,11 +1895,11 @@ or any notes about the implementation. <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2322r6.html" target="_top"> P2322R6 </a> - </td><td align="center"> 13.1 </td><td align="left"> <code class="code">__cpp_lib_ranges_fold >= 202207L</code> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> Relaxing Ranges Just A Smidge</td><td align="left"> + </td><td align="center"> 13.1 </td><td align="left"> <code class="code">__cpp_lib_ranges_fold >= 202207L</code> </td></tr><tr><td align="left"> Relaxing Ranges Just A Smidge</td><td align="left"> <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2023/p2609r3.html" target="_top"> P2609R3 </a> - </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_ranges >= 202302L</code> </td></tr><tr><td colspan="4" align="left"> + </td><td align="center"> 14.3 </td><td align="left"> <code class="code">__cpp_lib_ranges >= 202302L</code> </td></tr><tr><td colspan="4" align="left"> <span class="bold"><strong>Compile-time programming</strong></span> </td></tr><tr><td align="left"> A proposal for a type trait to detect scoped enumerations </td><td align="left"> <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2020/p1048r1.pdf" target="_top"> @@ -1912,11 +1929,11 @@ or any notes about the implementation. <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p0533r9.pdf" target="_top"> P0533R9 </a> - </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_constexpr_cmath >= 202202L</code> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> Deprecate std::aligned_storage and std::aligned_union </td><td align="left"> + </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_constexpr_cmath >= 202202L</code> </td></tr><tr><td align="left"> Deprecate std::aligned_storage and std::aligned_union </td><td align="left"> <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1413r3.pdf" target="_top"> P1413R3 </a> - </td><td align="center"> </td><td align="left"> </td></tr><tr><td align="left"> A type trait to detect reference binding to temporary </td><td align="left"> + </td><td align="center"> 13.1 </td><td align="left"> </td></tr><tr><td align="left"> A type trait to detect reference binding to temporary </td><td align="left"> <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2255r2.html" target="_top"> P2255R2 </a> @@ -1958,15 +1975,15 @@ or any notes about the implementation. <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2077r3.html" target="_top"> P2077R3 </a> - </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_associative_heterogeneous_erasure >= 202110L</code> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> <code class="code"><flat_map></code> </td><td align="left"> + </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_associative_heterogeneous_erasure >= 202110L</code> </td></tr><tr><td align="left"> <code class="code"><flat_map></code> </td><td align="left"> <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p0429r9.pdf" target="_top"> P0429R9 </a> - </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_flat_map >= 202207L</code> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> <code class="code"><flat_set></code> </td><td align="left"> + </td><td align="center"> 15.1 </td><td align="left"> <code class="code">__cpp_lib_flat_map >= 202207L</code> </td></tr><tr><td align="left"> <code class="code"><flat_set></code> </td><td align="left"> <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p1222r4.pdf" target="_top"> P1222R4 </a> - </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_flat_set >= 202207L</code> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> <code class="code">mdspan</code> </td><td align="left"> + </td><td align="center"> 15.1 </td><td align="left"> <code class="code">__cpp_lib_flat_set >= 202207L</code> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> <code class="code">mdspan</code> </td><td align="left"> <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p0009r18.html" target="_top"> P0009R18 </a> @@ -2033,27 +2050,29 @@ or any notes about the implementation. <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2508r1.html" target="_top"> P2508R1 </a> - </td><td align="center"> 13.1 (feature test macro not defined)</td><td align="left"> <code class="code">__cpp_lib_format >= 202207L</code> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> + </td><td align="center"> 13.1 (feature test macro not updated until 15.1) </td><td align="left"> <code class="code">__cpp_lib_format >= 202207L</code> </td></tr><tr><td align="left"> Clarify handling of encodings in localized formatting of chrono types </td><td align="left"> <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2419r2.html" target="_top"> P2419R2 </a> - </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_format >= 202207L</code> </td></tr><tr><td align="left"> + </td><td align="center"> 15.1 </td><td align="left"> <code class="code">__cpp_lib_format >= 202207L</code> </td></tr><tr><td align="left"> Formatting pointers </td><td align="left"> <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2510r3.pdf" target="_top"> P2510R3 </a> - </td><td align="center"> 13.2 (feature test macro not defined)</td><td align="left"> <code class="code">__cpp_lib_format >= 202207L</code> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> Formatting Ranges </td><td align="left"> + </td><td align="center"> 13.2 (feature test macro not updated until 15.1) </td><td align="left"> <code class="code">__cpp_lib_format >= 202207L</code> </td></tr><tr><td align="left"> Formatting Ranges </td><td align="left"> <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2286r8.html" target="_top"> P2286R8 </a> - </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_format_ranges >= 202207L</code> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> Improve default container formatting </td><td align="left"> + </td><td align="center"> + <div class="informaltable"><table class="informaltable" border="0"><colgroup><col /></colgroup><tbody><tr><td> 15.1 (changes to adaptors missing) </td></tr><tr><td> 15.2 (complete) </td></tr></tbody></table></div> + </td><td align="left"> <code class="code">__cpp_lib_format_ranges >= 202207L</code> </td></tr><tr><td align="left"> Improve default container formatting </td><td align="left"> <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2585r1.html" target="_top"> P2585R1 </a> - </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_format_ranges >= 202207L</code> </td></tr><tr><td align="left"> Formatted output </td><td align="left"> + </td><td align="center"> 15.1 (feature test macro not defined until 15.2) </td><td align="left"> <code class="code">__cpp_lib_format_ranges >= 202207L</code> </td></tr><tr><td align="left"> Formatted output </td><td align="left"> <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2093r14.html" target="_top"> P2093R14 </a> @@ -2197,13 +2216,13 @@ or any notes about the implementation. <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2023/p2588r3.html" target="_top"> P2588R3 </a> - </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_barrier >= 202302L</code> </td></tr><tr bgcolor="#C8B0B0"><td align="left"> + </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_barrier >= 202302L</code> </td></tr><tr><td align="left"> Standard Library Modules <code class="code">std</code> and <code class="code">std.compat</code> </td><td align="left"> <a class="link" href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2465r3.pdf" target="_top"> P2465R3 </a> - </td><td align="center"> </td><td align="left"> <code class="code">__cpp_lib_modules >= 202207L</code> </td></tr></tbody></table></div></div><br class="table-break" /></div><div class="section"><div class="titlepage"><div><div><h3 class="title"><a id="status.iso.tr1"></a>C++ TR1</h3></div></div></div><p> + </td><td align="center"> 15.1 </td><td align="left"> <code class="code">__cpp_lib_modules >= 202207L</code> </td></tr></tbody></table></div></div><br class="table-break" /></div><div class="section"><div class="titlepage"><div><div><h3 class="title"><a id="status.iso.tr1"></a>C++ TR1</h3></div></div></div><p> This table is based on the table of contents of ISO/IEC DTR 19768, Doc No: N1836=05-0096, Date: 2005-06-24, "Draft Technical Report on C++ Library Extensions". diff --git a/libstdc++-v3/doc/xml/manual/status_cxx2017.xml b/libstdc++-v3/doc/xml/manual/status_cxx2017.xml index 48a0317..c90f91e 100644 --- a/libstdc++-v3/doc/xml/manual/status_cxx2017.xml +++ b/libstdc++-v3/doc/xml/manual/status_cxx2017.xml @@ -1183,14 +1183,31 @@ since C++14 and the implementation is complete. <row> <entry>23.2.8</entry> <entry>Primitive numeric output conversion</entry> - <entry>Partial</entry> - <entry/> + <entry>Y</entry> + <entry> + Floating-point types up to 64-bit are formatted using + <link xmlns:xlink="http://www.w3.org/1999/xlink" + xlink:href="https://github.com/ulfjack/ryu">Ryu</link>. + Types with greater precision are formatted using the C library + (<function>sprintf</function> and conditionally + <function>strfromf128</function>). + For powerpc64le-unknown-linux-gnu <function>__sprintfieee128</function> + must be provided by Glibc. + </entry> </row> <row> <entry>23.2.9</entry> <entry>Primitive numeric input conversion</entry> - <entry>Partial</entry> - <entry/> + <entry>Y</entry> + <entry> + Floating-point types up to 64-bit are parsed using + <link xmlns:xlink="http://www.w3.org/1999/xlink" + xlink:href="https://github.com/fastfloat/fast_float">fast_float</link>. + Types with greater precision are parsed using the C library + (<function>strtold</function>). + For powerpc64le-unknown-linux-gnu <function>__strtoieee128</function> + must be provided by Glibc. + </entry> </row> <row> <entry>23.3</entry> diff --git a/libstdc++-v3/doc/xml/manual/status_cxx2023.xml b/libstdc++-v3/doc/xml/manual/status_cxx2023.xml index 3c33a35..af40eab 100644 --- a/libstdc++-v3/doc/xml/manual/status_cxx2023.xml +++ b/libstdc++-v3/doc/xml/manual/status_cxx2023.xml @@ -312,17 +312,21 @@ or any notes about the implementation. </row> <row> - <?dbhtml bgcolor="#B0B0B0" ?> <entry> <code>ranges::to</code> </entry> <entry> <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p1206r7.pdf"> P1206R7 </link> </entry> - <entry align="center"> 14.1 (<code>ranges::to</code> function) </entry> + <entry align="center"> + <informaltable colsep="0" rowsep="0" rowheader="norowheader" frame="none"><tgroup cols="1"><tbody> + <row><entry> 14.1 (<code>ranges::to</code> function) </entry></row> + <row><entry> 15.1 (new members in containers) </entry></row> + </tbody></tgroup></informaltable> + </entry> <entry> - <code>__cpp_lib_containers_ranges >= 202202L</code>, - <code>__cpp_lib_ranges_to_container >= 202202L</code> + <code>__cpp_lib_ranges_to_container >= 202202L</code>, + <code>__cpp_lib_containers_ranges >= 202202L</code> </entry> </row> @@ -418,14 +422,13 @@ or any notes about the implementation. </row> <row> - <?dbhtml bgcolor="#C8B0B0" ?> <entry> Relaxing Ranges Just A Smidge</entry> <entry> <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2023/p2609r3.html"> P2609R3 </link> </entry> - <entry align="center"> </entry> + <entry align="center"> 14.3 </entry> <entry> <code>__cpp_lib_ranges >= 202302L</code> </entry> </row> @@ -513,14 +516,13 @@ or any notes about the implementation. </row> <row> - <?dbhtml bgcolor="#C8B0B0" ?> <entry> Deprecate std::aligned_storage and std::aligned_union </entry> <entry> <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p1413r3.pdf"> P1413R3 </link> </entry> - <entry align="center"> </entry> + <entry align="center"> 13.1 </entry> <entry /> </row> @@ -635,26 +637,24 @@ or any notes about the implementation. </row> <row> - <?dbhtml bgcolor="#C8B0B0" ?> <entry> <code><flat_map></code> </entry> <entry> <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p0429r9.pdf"> P0429R9 </link> </entry> - <entry align="center"> </entry> + <entry align="center"> 15.1 </entry> <entry> <code>__cpp_lib_flat_map >= 202207L</code> </entry> </row> <row> - <?dbhtml bgcolor="#C8B0B0" ?> <entry> <code><flat_set></code> </entry> <entry> <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p1222r4.pdf"> P1222R4 </link> </entry> - <entry align="center"> </entry> + <entry align="center"> 15.1 </entry> <entry> <code>__cpp_lib_flat_set >= 202207L</code> </entry> </row> @@ -823,12 +823,11 @@ or any notes about the implementation. P2508R1 </link> </entry> - <entry align="center"> 13.1 (feature test macro not defined)</entry> + <entry align="center"> 13.1 (feature test macro not updated until 15.1) </entry> <entry> <code>__cpp_lib_format >= 202207L</code> </entry> </row> <row> - <?dbhtml bgcolor="#C8B0B0" ?> <entry> Clarify handling of encodings in localized formatting of chrono types </entry> @@ -837,7 +836,7 @@ or any notes about the implementation. P2419R2 </link> </entry> - <entry align="center"> </entry> + <entry align="center"> 15.1 </entry> <entry> <code>__cpp_lib_format >= 202207L</code> </entry> </row> @@ -850,31 +849,34 @@ or any notes about the implementation. P2510R3 </link> </entry> - <entry align="center"> 13.2 (feature test macro not defined)</entry> + <entry align="center"> 13.2 (feature test macro not updated until 15.1) </entry> <entry> <code>__cpp_lib_format >= 202207L</code> </entry> </row> <row> - <?dbhtml bgcolor="#C8B0B0" ?> <entry> Formatting Ranges </entry> <entry> <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2286r8.html"> P2286R8 </link> </entry> - <entry align="center"> </entry> + <entry align="center"> + <informaltable colsep="0" rowsep="0" rowheader="norowheader" frame="none"><tgroup cols="1"><tbody> + <row><entry> 15.1 (changes to adaptors missing) </entry></row> + <row><entry> 15.2 (complete) </entry></row> + </tbody></tgroup></informaltable> + </entry> <entry> <code>__cpp_lib_format_ranges >= 202207L</code> </entry> </row> <row> - <?dbhtml bgcolor="#C8B0B0" ?> <entry> Improve default container formatting </entry> <entry> <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2022/p2585r1.html"> P2585R1 </link> </entry> - <entry align="center"> </entry> + <entry align="center"> 15.1 (feature test macro not defined until 15.2) </entry> <entry> <code>__cpp_lib_format_ranges >= 202207L</code> </entry> </row> @@ -1249,7 +1251,6 @@ or any notes about the implementation. </row> <row> - <?dbhtml bgcolor="#C8B0B0" ?> <entry> Standard Library Modules <code>std</code> and <code>std.compat</code> </entry> @@ -1258,7 +1259,7 @@ or any notes about the implementation. P2465R3 </link> </entry> - <entry align="center"> </entry> + <entry align="center"> 15.1 </entry> <entry> <code>__cpp_lib_modules >= 202207L</code> </entry> </row> diff --git a/libstdc++-v3/include/bits/version.def b/libstdc++-v3/include/bits/version.def index f4d3de8..2d34a8d 100644 --- a/libstdc++-v3/include/bits/version.def +++ b/libstdc++-v3/include/bits/version.def @@ -679,8 +679,6 @@ ftms = { values = { v = 201703; cxxmin = 17; - hosted = yes; - gthread = yes; }; }; diff --git a/libstdc++-v3/include/bits/version.h b/libstdc++-v3/include/bits/version.h index d5d75ce..24831f7 100644 --- a/libstdc++-v3/include/bits/version.h +++ b/libstdc++-v3/include/bits/version.h @@ -751,7 +751,7 @@ #undef __glibcxx_want_parallel_algorithm #if !defined(__cpp_lib_scoped_lock) -# if (__cplusplus >= 201703L) && defined(_GLIBCXX_HAS_GTHREADS) && _GLIBCXX_HOSTED +# if (__cplusplus >= 201703L) # define __glibcxx_scoped_lock 201703L # if defined(__glibcxx_want_all) || defined(__glibcxx_want_scoped_lock) # define __cpp_lib_scoped_lock 201703L diff --git a/libstdc++-v3/include/c_global/ccomplex b/libstdc++-v3/include/c_global/ccomplex index 7044cf7..a39273f 100644 --- a/libstdc++-v3/include/c_global/ccomplex +++ b/libstdc++-v3/include/c_global/ccomplex @@ -24,6 +24,8 @@ /** @file include/ccomplex * This is a Standard C++ Library header. + * + * @since C++11 (removed in C++20) */ #ifndef _GLIBCXX_CCOMPLEX diff --git a/libstdc++-v3/include/c_global/ciso646 b/libstdc++-v3/include/c_global/ciso646 index a663e04..6dec7df 100644 --- a/libstdc++-v3/include/c_global/ciso646 +++ b/libstdc++-v3/include/c_global/ciso646 @@ -28,6 +28,8 @@ * * This is the C++ version of the Standard C Library header @c iso646.h, * which is empty in C++. + * + * @since C++11 (removed in C++20) */ #ifndef _GLIBCXX_CISO646 #define _GLIBCXX_CISO646 @@ -38,13 +40,15 @@ #include <bits/c++config.h> -#if __cplusplus >= 202002L && ! _GLIBCXX_USE_DEPRECATED -# error "<ciso646> is not a standard header in C++20, use <version> to detect implementation-specific macros" -#elif __cplusplus >= 201703L && defined __DEPRECATED -# pragma GCC diagnostic push -# pragma GCC diagnostic ignored "-Wc++23-extensions" -# warning "<ciso646> is deprecated in C++17, use <version> to detect implementation-specific macros" -# pragma GCC diagnostic pop +#if __cplusplus >= 202002L +# if ! _GLIBCXX_USE_DEPRECATED +# error "<ciso646> is not a standard header since C++20, use <version> to detect implementation-specific macros" +# elif defined __DEPRECATED +# pragma GCC diagnostic push +# pragma GCC diagnostic ignored "-Wc++23-extensions" +# warning "<ciso646> is not a standard header since C++20, use <version> to detect implementation-specific macros" +# pragma GCC diagnostic pop +# endif #endif #endif diff --git a/libstdc++-v3/include/c_global/cstdalign b/libstdc++-v3/include/c_global/cstdalign index 92e0ad6..41ce506 100644 --- a/libstdc++-v3/include/c_global/cstdalign +++ b/libstdc++-v3/include/c_global/cstdalign @@ -24,6 +24,8 @@ /** @file include/cstdalign * This is a Standard C++ Library header. + * + * @since C++11 (removed in C++20) */ #ifndef _GLIBCXX_CSTDALIGN diff --git a/libstdc++-v3/include/c_global/cstdbool b/libstdc++-v3/include/c_global/cstdbool index e75f56c..5933d7d 100644 --- a/libstdc++-v3/include/c_global/cstdbool +++ b/libstdc++-v3/include/c_global/cstdbool @@ -24,6 +24,8 @@ /** @file include/cstdbool * This is a Standard C++ Library header. + * + * @since C++11 (removed in C++20) */ #ifndef _GLIBCXX_CSTDBOOL diff --git a/libstdc++-v3/include/c_global/ctgmath b/libstdc++-v3/include/c_global/ctgmath index 0a5a0e7..b708878 100644 --- a/libstdc++-v3/include/c_global/ctgmath +++ b/libstdc++-v3/include/c_global/ctgmath @@ -24,6 +24,8 @@ /** @file include/ctgmath * This is a Standard C++ Library header. + * + * @since C++11 (removed in C++20) */ #ifndef _GLIBCXX_CTGMATH diff --git a/libstdc++-v3/include/std/expected b/libstdc++-v3/include/std/expected index 5dc1dfb..60f1565 100644 --- a/libstdc++-v3/include/std/expected +++ b/libstdc++-v3/include/std/expected @@ -1169,13 +1169,13 @@ namespace __expected return !__y.has_value() && bool(__x.error() == __y.error()); } - template<typename _Up> + template<typename _Up, same_as<_Tp> _Vp> requires (!__expected::__is_expected<_Up>) && requires (const _Tp& __t, const _Up& __u) { { __t == __u } -> convertible_to<bool>; } friend constexpr bool - operator==(const expected& __x, const _Up& __v) + operator==(const expected<_Vp, _Er>& __x, const _Up& __v) noexcept(noexcept(bool(*__x == __v))) { return __x.has_value() && bool(*__x == __v); } diff --git a/libstdc++-v3/include/std/mutex b/libstdc++-v3/include/std/mutex index b3f89c0..e575a81 100644 --- a/libstdc++-v3/include/std/mutex +++ b/libstdc++-v3/include/std/mutex @@ -733,7 +733,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION } } -#ifdef __cpp_lib_scoped_lock // C++ >= 17 && hosted && gthread +#ifdef __cpp_lib_scoped_lock // C++ >= 17 /** @brief A scoped lock type for multiple lockable objects. * * A scoped_lock controls mutex ownership within a scope, releasing diff --git a/libstdc++-v3/python/hook.in b/libstdc++-v3/python/hook.in index d63909d..74a097c 100644 --- a/libstdc++-v3/python/hook.in +++ b/libstdc++-v3/python/hook.in @@ -55,10 +55,14 @@ if gdb.current_objfile () is not None: if not dir_ in sys.path: sys.path.insert(0, dir_) - gdb.execute('skip -rfu ^std::(move|forward|as_const|(__)?addressof)') - gdb.execute('skip -rfu ^std::(shared|unique)_ptr<.*>::(get|operator)') - gdb.execute('skip -rfu ^std::(basic_string|vector|array|deque|(forward_)?list|(unordered_|flat_)?(multi)?(map|set)|span)<.*>::(c?r?(begin|end)|front|back|data|size|empty)') - gdb.execute('skip -rfu ^std::(basic_string|vector|array|deque|span)<.*>::operator.]') + gdb.execute('skip -rfu ^std::(move|forward|as_const|(__)?addressof)', + to_string=True) + gdb.execute('skip -rfu ^std::(shared|unique)_ptr<.*>::(get|operator)', + to_string=True) + gdb.execute('skip -rfu ^std::(basic_string|vector|array|deque|(forward_)?list|(unordered_|flat_)?(multi)?(map|set)|span)<.*>::(c?r?(begin|end)|front|back|data|size|empty)', + to_string=True) + gdb.execute('skip -rfu ^std::(basic_string|vector|array|deque|span)<.*>::operator.]', + to_string=True) # Call a function as a plain import would not execute body of the included file # on repeated reloads of this object file. diff --git a/libstdc++-v3/testsuite/18_support/headers/ciso646/macros-2.cc b/libstdc++-v3/testsuite/18_support/headers/ciso646/macros-2.cc new file mode 100644 index 0000000..a492924 --- /dev/null +++ b/libstdc++-v3/testsuite/18_support/headers/ciso646/macros-2.cc @@ -0,0 +1,7 @@ +// { dg-options " -Wdeprecated -fno-operator-names" } +// { dg-do preprocess } + +// Should get a warning for C++20 and up without -D_GLIBCXX_USE_DEPRECATED=0 +// { dg-warning "not a standard header" "" { target c++20 } 0 } + +#include "macros.cc" diff --git a/libstdc++-v3/testsuite/18_support/headers/ciso646/macros.cc b/libstdc++-v3/testsuite/18_support/headers/ciso646/macros.cc index ab3a041..0cb5168 100644 --- a/libstdc++-v3/testsuite/18_support/headers/ciso646/macros.cc +++ b/libstdc++-v3/testsuite/18_support/headers/ciso646/macros.cc @@ -3,7 +3,6 @@ #include <ciso646> -// { dg-warning "deprecated" "" { target c++17_only } 0 } // { dg-error "not a standard header" "" { target c++20 } 0 } #ifdef and diff --git a/libstdc++-v3/testsuite/20_util/expected/119714.cc b/libstdc++-v3/testsuite/20_util/expected/119714.cc new file mode 100644 index 0000000..a8dc6e8 --- /dev/null +++ b/libstdc++-v3/testsuite/20_util/expected/119714.cc @@ -0,0 +1,9 @@ +// { dg-do compile { target c++23 } } + +// PR libstdc++/119714 - constraint recursion with std::expected::operator== + +#include <expected> +#include <vector> + +using I = std::vector<std::expected<int,int>>::iterator; +static_assert(std::totally_ordered<I>); diff --git a/libstdc++-v3/testsuite/30_threads/scoped_lock/requirements/typedefs.cc b/libstdc++-v3/testsuite/30_threads/scoped_lock/requirements/typedefs.cc index 4cd07da..ba52b36 100644 --- a/libstdc++-v3/testsuite/30_threads/scoped_lock/requirements/typedefs.cc +++ b/libstdc++-v3/testsuite/30_threads/scoped_lock/requirements/typedefs.cc @@ -1,5 +1,4 @@ // { dg-do compile { target c++17 } } -// { dg-require-gthreads "" } // { dg-add-options no_pch } // Copyright (C) 2017-2025 Free Software Foundation, Inc. @@ -29,9 +28,30 @@ # error "Feature-test macro for scoped_lock has wrong value" #endif +struct BasicLockable +{ + BasicLockable() = default; + ~BasicLockable() = default; + void lock() { } + void unlock() { } +}; + void test01() { - // Check for required typedefs - typedef std::scoped_lock<std::mutex> test_type; - typedef test_type::mutex_type mutex_type; + // Check for required typedef. + using test_type = std::scoped_lock<BasicLockable>; + static_assert(std::is_same_v<test_type::mutex_type, BasicLockable>); +} + +template<typename T, typename = void> +constexpr bool has_mutex_type = false; + +template<typename T> +constexpr bool has_mutex_type<T, std::void_t<typename T::mutex_type>> = true; + +void test02() +{ + // Check that typedef is absent as required. + using test_type = std::scoped_lock<BasicLockable, BasicLockable>; + static_assert(!has_mutex_type<test_type>); } diff --git a/libstdc++-v3/testsuite/lib/libstdc++.exp b/libstdc++-v3/testsuite/lib/libstdc++.exp index 5e958d1..fbc9f7f 100644 --- a/libstdc++-v3/testsuite/lib/libstdc++.exp +++ b/libstdc++-v3/testsuite/lib/libstdc++.exp @@ -1034,7 +1034,7 @@ proc check_v3_target_namedlocale { args } { puts $f "using namespace std;" puts $f "char *transform_locale(const char *name)" puts $f "{" - puts $f " char *result = new char\[50\];" + puts $f " char *result = new char\[strlen(name)+6\];" puts $f " strcpy(result, name);" puts $f "#if defined __FreeBSD__ || defined __DragonFly__ || defined __NetBSD__" puts $f " /* fall-through */" @@ -1045,14 +1045,9 @@ proc check_v3_target_namedlocale { args } { puts $f "#endif" puts $f " return result;" puts $f "}" - puts $f "int main (int argc, char** argv)" + puts $f "int main ()" puts $f "{" - puts $f " if (argc < 2)" - puts $f " {" - puts $f " printf(\"locale support test not supported\\n\");" - puts $f " return 1;" - puts $f " }" - puts $f " const char *namedloc = transform_locale(*(argv + 1));" + puts $f " const char *namedloc = transform_locale(\"$args\");" puts $f " try" puts $f " {" puts $f " locale((const char*)namedloc);" @@ -1076,7 +1071,7 @@ proc check_v3_target_namedlocale { args } { return 0 } - set result [${tool}_load "./$exe" "$args" ""] + set result [${tool}_load "./$exe" "" ""] set status [lindex $result 0] verbose "check_v3_target_namedlocale <$args>: status is <$status>" 2 |