TestEhFrameUnwind.py
1.52 KB
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"""
Test that we can backtrace correctly from Non ABI functions on the stack
"""
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class EHFrameBasedUnwind(TestBase):
mydir = TestBase.compute_mydir(__file__)
@skipUnlessPlatform(['linux'])
@skipIf(archs=["aarch64", "arm", "i386", "i686"])
def test(self):
"""Test that we can backtrace correctly from Non ABI functions on the stack"""
self.build()
self.setTearDownCleanup()
exe = self.getBuildArtifact("a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
lldbutil.run_break_set_by_symbol(self, "func")
process = target.LaunchSimple(
["abc", "xyz"], None, self.get_process_working_directory())
if not process:
self.fail("SBTarget.Launch() failed")
if process.GetState() != lldb.eStateStopped:
self.fail("Process should be in the 'stopped' state, "
"instead the actual state is: '%s'" %
lldbutil.state_type_to_str(process.GetState()))
stacktraces = lldbutil.print_stacktraces(process, string_buffer=True)
self.expect(stacktraces, exe=False,
substrs=['(int)argc=3'])
self.runCmd("thread step-inst")
stacktraces = lldbutil.print_stacktraces(process, string_buffer=True)
self.expect(stacktraces, exe=False,
substrs=['(int)argc=3'])