This revision was automatically updated to reflect the committed changes. Closed by commit rGb580c0e01982: [msan] Update Use-after-destruction documentation (authored by vitalybuka).
Repository: rG LLVM Github Monorepo CHANGES SINCE LAST ACTION https://reviews.llvm.org/D124058/new/ https://reviews.llvm.org/D124058 Files: clang/docs/MemorySanitizer.rst Index: clang/docs/MemorySanitizer.rst =================================================================== --- clang/docs/MemorySanitizer.rst +++ clang/docs/MemorySanitizer.rst @@ -162,17 +162,16 @@ Use-after-destruction detection =============================== -You can enable experimental use-after-destruction detection in MemorySanitizer. -After invocation of the destructor, the object will be considered no longer -readable, and using underlying memory will lead to error reports in runtime. -Refer to the standard for `lifetime <https://eel.is/c++draft/basic.life#1>`_ definition. +MemorySanitizer includes use-after-destruction detection. After invocation of +the destructor, the object will be considered no longer readable, and using +underlying memory will lead to error reports in runtime. Refer to the standard +for `lifetime <https://eel.is/c++draft/basic.life#1>`_ definition. -This feature is still experimental, in order to enable it at runtime you need -to: +This feature can be disabled with either: -#. Pass addition Clang option ``-fsanitize-memory-use-after-dtor`` during +#. Pass addition Clang option ``-fno-sanitize-memory-use-after-dtor`` during compilation. -#. Set environment variable `MSAN_OPTIONS=poison_in_dtor=1` before running +#. Set environment variable `MSAN_OPTIONS=poison_in_dtor=0` before running the program. Handling external code
Index: clang/docs/MemorySanitizer.rst =================================================================== --- clang/docs/MemorySanitizer.rst +++ clang/docs/MemorySanitizer.rst @@ -162,17 +162,16 @@ Use-after-destruction detection =============================== -You can enable experimental use-after-destruction detection in MemorySanitizer. -After invocation of the destructor, the object will be considered no longer -readable, and using underlying memory will lead to error reports in runtime. -Refer to the standard for `lifetime <https://eel.is/c++draft/basic.life#1>`_ definition. +MemorySanitizer includes use-after-destruction detection. After invocation of +the destructor, the object will be considered no longer readable, and using +underlying memory will lead to error reports in runtime. Refer to the standard +for `lifetime <https://eel.is/c++draft/basic.life#1>`_ definition. -This feature is still experimental, in order to enable it at runtime you need -to: +This feature can be disabled with either: -#. Pass addition Clang option ``-fsanitize-memory-use-after-dtor`` during +#. Pass addition Clang option ``-fno-sanitize-memory-use-after-dtor`` during compilation. -#. Set environment variable `MSAN_OPTIONS=poison_in_dtor=1` before running +#. Set environment variable `MSAN_OPTIONS=poison_in_dtor=0` before running the program. Handling external code
_______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
