[PATCH] D19656: [ELF] - keep alive all non-text sections referenced by .eh_frame

[George Rimar via llvm-commits]

grimar created this revision.
grimar added reviewers: ruiu, rafael.
grimar added subscribers: llvm-commits, grimar.

Patch implements one of suggestions from Rafael Ávila de Espíndola,
to fix segfault after section that contains personality being
garbage collected.

Suggestion was just to keep alive all non executable sections
referenced by .eh_frame.

This fixes PR27529.

http://reviews.llvm.org/D19656

Files:
  ELF/MarkLive.cpp
  test/ELF/eh-frame-gc.s

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