diff options
Diffstat (limited to 'clang/docs')
| -rw-r--r-- | clang/docs/PointerAuthentication.rst | 30 | ||||
| -rw-r--r-- | clang/docs/ReleaseNotes.rst | 6 | ||||
| -rw-r--r-- | clang/docs/UsersManual.rst | 6 |
3 files changed, 38 insertions, 4 deletions
diff --git a/clang/docs/PointerAuthentication.rst b/clang/docs/PointerAuthentication.rst index 96eb498..7e65f4b 100644 --- a/clang/docs/PointerAuthentication.rst +++ b/clang/docs/PointerAuthentication.rst @@ -592,6 +592,36 @@ The result value is never zero and always within range for both the This can be used in constant expressions. +``ptrauth_type_discriminator`` +^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +.. code-block:: c + + ptrauth_type_discriminator(type) + +Compute the constant discriminator derived from the given type, as is computed +for automatically type diversified schemas. + +``type`` must be a type. The result has the type ``ptrauth_extra_data_t``. + +This can be used in constant expressions. + +``ptrauth_function_pointer_type_discriminator`` +^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +.. code-block:: c + + ptrauth_function_pointer_type_discriminator(function_type) + +Compute the constant discriminator derived from the provided function type, for +use in contexts where the default function authentication schema. If function +pointer type diversity is enabled, this is equivalent to +`ptrauth_type_discriminator(function_type)`, if it is not enabled this is `0`. + +``function_type`` must be a function type. The result has the type ``ptrauth_extra_data_t``. + +This can be used in constant expressions. + ``ptrauth_strip`` ^^^^^^^^^^^^^^^^^ diff --git a/clang/docs/ReleaseNotes.rst b/clang/docs/ReleaseNotes.rst index db2b0f6..dea6f22 100644 --- a/clang/docs/ReleaseNotes.rst +++ b/clang/docs/ReleaseNotes.rst @@ -191,6 +191,8 @@ C23 Feature Support - Added ``FLT_SNAN``, ``DBL_SNAN``, and ``LDBL_SNAN`` to Clang's ``<float.h>`` header in C23 and later modes. This implements `WG14 N2710 <https://www.open-std.org/jtc1/sc22/wg14/www/docs/n2710.htm>`_. +- Fixed accepting as compatible unnamed tag types with the same fields within + the same translation unit but from different types. Non-comprehensive list of changes in this release ------------------------------------------------- @@ -274,7 +276,7 @@ New Compiler Flags - New option ``-fno-sanitize-debug-trap-reasons`` added to disable emitting trap reasons into the debug info when compiling with trapping UBSan (e.g. ``-fsanitize-trap=undefined``). - New option ``-fsanitize-debug-trap-reasons=`` added to control emitting trap reasons into the debug info when compiling with trapping UBSan (e.g. ``-fsanitize-trap=undefined``). - New options for enabling allocation token instrumentation: ``-fsanitize=alloc-token``, ``-falloc-token-max=``, ``-fsanitize-alloc-token-fast-abi``, ``-fsanitize-alloc-token-extended``. - +- The ``-resource-dir`` option is now displayed in the list of options shown by ``--help``. Lanai Support ^^^^^^^^^^^^^^ @@ -435,6 +437,7 @@ Bug Fixes to C++ Support - Suppress ``-Wdeprecated-declarations`` in implicitly generated functions. (#GH147293) - Fix a crash when deleting a pointer to an incomplete array (#GH150359). - Fixed a mismatched lambda scope bug when propagating up ``consteval`` within nested lambdas. (#GH145776) +- Disallow immediate escalation in destructors. (#GH109096) - Fix an assertion failure when expression in assumption attribute (``[[assume(expr)]]``) creates temporary objects. - Fix the dynamic_cast to final class optimization to correctly handle @@ -512,6 +515,7 @@ X86 Support driver. - Remove `[no-]evex512` feature request from intrinsics and builtins. - Change features `avx10.x-[256,512]` to `avx10.x`. +- `-march=wildcatlake` is now supported. Arm and AArch64 Support ^^^^^^^^^^^^^^^^^^^^^^^ diff --git a/clang/docs/UsersManual.rst b/clang/docs/UsersManual.rst index 01f0b27..e82b16f 100644 --- a/clang/docs/UsersManual.rst +++ b/clang/docs/UsersManual.rst @@ -2325,7 +2325,7 @@ are listed below. devirtualization and virtual constant propagation, for classes with :doc:`hidden LTO visibility <LTOVisibility>`. Requires ``-flto``. -.. option:: -f[no]split-lto-unit +.. option:: -f[no-]split-lto-unit Controls splitting the :doc:`LTO unit <LTOVisibility>` into regular LTO and :doc:`ThinLTO` portions, when compiling with -flto=thin. Defaults to false @@ -2518,7 +2518,7 @@ are listed below. .. _funique_internal_linkage_names: -.. option:: -f[no]-unique-internal-linkage-names +.. option:: -f[no-]unique-internal-linkage-names Controls whether Clang emits a unique (best-effort) symbol name for internal linkage symbols. When this option is set, compiler hashes the main source @@ -2539,7 +2539,7 @@ are listed below. $ cd $P/bar && clang -c -funique-internal-linkage-names name_conflict.c $ cd $P && clang foo/name_conflict.o && bar/name_conflict.o -.. option:: -f[no]-basic-block-address-map: +.. option:: -f[no-]basic-block-address-map: Emits a ``SHT_LLVM_BB_ADDR_MAP`` section which includes address offsets for each basic block in the program, relative to the parent function address. |