[libunwind][AIX] Mark signal_frame.pass.cpp UNSUPPORTED on AIX

Summary:
This patch marks libunwind test case signal_frame.pass.cpp as UNSUPPORTED on AIX because the AIX assembler does not support CFI directives.

Reviewed by: danielkiss, MaskRay, ldionne, libunwind

Differential Revision: https://reviews.llvm.org/D113607

GitOrigin-RevId: 11982eed2bc818fdbd525e3237a77a3efeb6a497
1 file changed
tree: 0c4f30e85edf31e7887d47512d27cb541ffb1113
  1. .clang-format
  2. CMakeLists.txt
  3. LICENSE.TXT
  4. cmake/
  5. docs/
  6. include/
  7. src/
  8. test/