[all-commits] [llvm/llvm-project] 335e68: [Clang][RISCV] Support -fcf-protection=return for ...

[Jesse Huang via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 335e68d8bce5ad3f5d6471c0ec1423211c71c0f0
      https://github.com/llvm/llvm-project/commit/335e68d8bce5ad3f5d6471c0ec1423211c71c0f0
  Author: Jesse Huang <jesse.huang at sifive.com>
  Date:   2024-10-29 (Tue, 29 Oct 2024)

  Changed paths:
    M clang/lib/Basic/Targets/RISCV.h
    M clang/lib/CodeGen/Targets/RISCV.cpp
    A clang/test/CodeGen/RISCV/attr-hw-shadow-stack.c

  Log Message:
  -----------
  [Clang][RISCV] Support -fcf-protection=return for RISC-V (#112477)

Enables the support of `-fcf-protection=return` on RISC-V, which
requires Zicfiss. It also adds a string attribute "hw-shadow-stack"
to every function if the option is set on RISC-V



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