[PATCH] D79910: [WIP][seses] Add clang flag; Use lvi-cfi with seses

[Zola Bridges via Phabricator via cfe-commits]

zbrid created this revision.
zbrid added reviewers: sconstab, craig.topper, mattdr.
Herald added subscribers: llvm-commits, cfe-commits, hiraditya.
Herald added projects: clang, LLVM.

This patch creates a clang flag to enable SESES. This flag also ensures that
lvi-cfi is on when using seses via clang.

SESES should use lvi-cfi to mitigate returns and indirect branches.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D79910

Files:
  clang/docs/ClangCommandLineReference.rst
  clang/include/clang/Driver/Options.td
  clang/lib/Driver/ToolChains/Arch/X86.cpp
  clang/test/Driver/x86-target-features.c
  llvm/lib/Target/X86/X86.td
  llvm/lib/Target/X86/X86SpeculativeExecutionSideEffectSuppression.cpp
  llvm/lib/Target/X86/X86Subtarget.h

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