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"""Test that AArch64 PAC bits are stripped from address expression arguments"""
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class TestPtrauthAddressExpressions(TestBase):
NO_DEBUG_INFO_TESTCASE = True
# On Darwin systems, arch arm64e means ARMv8.3 with ptrauth
# ABI used.
@skipIf(archs=no_match(["arm64e"]))
def test(self):
# Skip this test if not running on AArch64 target that supports PAC
if not self.isAArch64PAuth():
self.skipTest("Target must support pointer authentication.")
self.source = "main.c"
self.build()
(self.target, process, thread, bkpt) = lldbutil.run_to_source_breakpoint(
self, "break here", lldb.SBFileSpec(self.source, False)
)
self.expect("p fptr", substrs=[self.source])
self.expect("ima loo -va fptr", substrs=[self.source])
self.expect("break set -a fptr", substrs=[self.source])
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