[llvm-bugs] [Bug 52430] New: test_aarch64_pac (TestLinuxCore.LinuxCoreTestCase) fails on Apple Silicon (arm64)

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=52430

            Bug ID: 52430
           Summary: test_aarch64_pac (TestLinuxCore.LinuxCoreTestCase)
                    fails on Apple Silicon (arm64)
           Product: lldb
           Version: unspecified
          Hardware: Macintosh
                OS: MacOS X
            Status: NEW
          Severity: normal
          Priority: P
         Component: All Bugs
          Assignee: lldb-dev at lists.llvm.org
          Reporter: jdevlieghere at apple.com
                CC: jdevlieghere at apple.com, llvm-bugs at lists.llvm.org

The test should have 3 frames: bar, foo and _start, but it only has the
following two:

frame #0: 0x00000000004001c8 linux-aarch64-pac.out`bar(boom=0x0000000000000000)
at main.c:4:11
frame #1: 0x002f0000004001a0

======================================================================
FAIL: test_aarch64_pac (TestLinuxCore.LinuxCoreTestCase)
    Test that lldb can unwind stack for AArch64 elf core file with PAC enabled.
----------------------------------------------------------------------
Traceback (most recent call last):
  File
"/Users/jonas/llvm/llvm-project/lldb/test/API/functionalities/postmortem/elf-core/TestLinuxCore.py",
line 259, in test_aarch64_pac
    self.check_all(process, self._aarch64_pac_pid, self._aarch64_regions,
"a.out")
  File
"/Users/jonas/llvm/llvm-project/lldb/test/API/functionalities/postmortem/elf-core/TestLinuxCore.py",
line 615, in check_all
    self.check_stack(process, pid, thread_name)
  File
"/Users/jonas/llvm/llvm-project/lldb/test/API/functionalities/postmortem/elf-core/TestLinuxCore.py",
line 597, in check_stack
    self.assertEqual(thread.GetNumFrames(), len(backtrace))
AssertionError: 2 != 3
Config=arm64-/Users/jonas/llvm/build-ra/bin/clang
----------------------------------------------------------------------

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