[all-commits] [llvm/llvm-project] d30d46: [ELF] Support .cfi_signal_frame

[Fangrui Song via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: d30d46193876102a6bc99b527dfaf79be4b09515
      https://github.com/llvm/llvm-project/commit/d30d46193876102a6bc99b527dfaf79be4b09515
  Author: Fangrui Song <maskray at google.com>
  Date:   2020-08-07 (Fri, 07 Aug 2020)

  Changed paths:
    M lld/ELF/EhFrame.cpp
    M lld/test/ELF/eh-frame-value-format7.s
    M lld/test/ELF/icf-eh-frame.s

  Log Message:
  -----------
  [ELF] Support .cfi_signal_frame

glibc/sysdeps/unix/sysv/linux/x86_64/sigaction.c libc.a(sigaction.o) has a CIE
with the augmentation string "zRS". Support 'S' to allow --icf={safe,all}.