Commit 7af6fea2 authored by Fangrui Song's avatar Fangrui Song
Browse files

[ReleaseNotes] Add some items for clang

parent e5cb7026

clang/docs/ReleaseNotes.rst

+8 −0
Original line number Diff line number Diff line
@@ -79,6 +79,7 @@ Improvements to Clang's diagnostics 
  warning of the same name. It warns about statements that are indented as if

  they were part of a if/else/for/while statement but are not semantically

  part of that if/else/for/while.

- -Wbitwise-op-parentheses and -Wlogical-op-parentheses are disabled by default.



Non-comprehensive list of changes in this release

-------------------------------------------------
@@ -157,6 +158,13 @@ New Compiler Flags 
  ``-ffile-prefix-map`` option is equivalent to specifying both

  ``-fdebug-prefix-map`` and ``-fmacro-prefix-map``.



- ``-fpatchable-function-entry=N[,M]`` is added to generate M NOPs before the

  function entry and N-M NOPs after the function entry. This is used by AArch64

  ftrace in the Linux kernel.



- ``-mbranches-within-32B-boundaries`` is added as an x86 assembler mitigation

  for Intel's Jump Condition Code Erratum.



Deprecated Compiler Flags

-------------------------