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Diffstat (limited to 'clang/docs/ReleaseNotes.rst')
| -rw-r--r-- | clang/docs/ReleaseNotes.rst | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/clang/docs/ReleaseNotes.rst b/clang/docs/ReleaseNotes.rst index 5e9a71e..ca7e133 100644 --- a/clang/docs/ReleaseNotes.rst +++ b/clang/docs/ReleaseNotes.rst @@ -257,10 +257,16 @@ Non-comprehensive list of changes in this release - Fixed a crash when the second argument to ``__builtin_assume_aligned`` was not constant (#GH161314) +- Introduce support for :doc:`allocation tokens <AllocToken>` to enable + allocator-level heap organization strategies. A feature to instrument all + allocation functions with a token ID can be enabled via the + ``-fsanitize=alloc-token`` flag. + 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``. Lanai Support @@ -351,6 +357,11 @@ Improvements to Clang's diagnostics properly being rejected when used at compile-time. It was not implemented and caused assertion failures before (#GH158471). +- Closed a loophole in the diagnosis of function pointer conversions changing + extended function type information in C mode (#GH41465). Function conversions + that were previously incorrectly accepted in case of other irrelevant + conditions are now consistently diagnosed, identical to C++ mode. + Improvements to Clang's time-trace ---------------------------------- |