Author: Nico Weber Date: 2020-03-13T09:24:54-04:00 New Revision: aef96a6860c76f8d922999619c4bb590d3cb2e8a
URL: https://github.com/llvm/llvm-project/commit/aef96a6860c76f8d922999619c4bb590d3cb2e8a DIFF: https://github.com/llvm/llvm-project/commit/aef96a6860c76f8d922999619c4bb590d3cb2e8a.diff LOG: add a few new warnings to the 10.0 clang release notes Added: Modified: clang/docs/ReleaseNotes.rst Removed: ################################################################################ diff --git a/clang/docs/ReleaseNotes.rst b/clang/docs/ReleaseNotes.rst index 952e1d3483f0..5d2314b601b8 100644 --- a/clang/docs/ReleaseNotes.rst +++ b/clang/docs/ReleaseNotes.rst @@ -78,6 +78,28 @@ Improvements to Clang's diagnostics - ``-Wbitwise-op-parentheses`` and ``-Wlogical-op-parentheses`` are disabled by default. +- The new warnings ``Wc99-designator`` and ``-Wreorder-init-list`` warn about + uses of C99 initializers in C++ mode for cases that are valid in C99 but not + in C++20. + +- The new warning ``-Wsizeof-array-div`` catches cases like + ``int arr[10]; ...sizeof(arr) / sizeof(short)...`` + (should be ``sizeof(arr) / sizeof(int)``), and the existing warning + ``-Wsizeof-pointer-div`` catches more cases. + +- The new warning ``-Wxor-used-as-pow`` warns on cases where it looks like + the xor operator ``^`` is used to be mean exponentiation, e.g. ``2 ^ 16``. + +- The new warning ``-Wfinal-dtor-non-final-class`` warns on classes that + have a final destructor but aren't themselves marked final. + +- ``-Wextra`` now enables ``-Wdeprecated-copy``. The warning deprecates + move and copy constructors in classes where an explicit destructor is + declared. This is for compatibility with GCC 9, and forward looking + for a change that's being considered for C++23. You can disable it with + ``-Wno-deprecated-copy``. + + Non-comprehensive list of changes in this release ------------------------------------------------- _______________________________________________ llvm-branch-commits mailing list llvm-branch-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits
