You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
83 lines
3.1 KiB
83 lines
3.1 KiB
"""
|
|
Test the use of setjmp/longjmp for non-local goto operations in a single-threaded inferior.
|
|
"""
|
|
|
|
|
|
|
|
import lldb
|
|
from lldbsuite.test.decorators import *
|
|
from lldbsuite.test.lldbtest import *
|
|
from lldbsuite.test import lldbutil
|
|
|
|
|
|
class LongjmpTestCase(TestBase):
|
|
|
|
mydir = TestBase.compute_mydir(__file__)
|
|
|
|
@skipIfDarwin # llvm.org/pr16769: LLDB on Mac OS X dies in function ReadRegisterBytes in GDBRemoteRegisterContext.cpp
|
|
@expectedFailureAll(oslist=["freebsd", "linux"], bugnumber="llvm.org/pr20231")
|
|
@expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24778")
|
|
@expectedFlakeyNetBSD
|
|
def test_step_out(self):
|
|
"""Test stepping when the inferior calls setjmp/longjmp, in particular, thread step-out."""
|
|
self.build()
|
|
self.step_out()
|
|
|
|
@skipIfDarwin # llvm.org/pr16769: LLDB on Mac OS X dies in function ReadRegisterBytes in GDBRemoteRegisterContext.cpp
|
|
@expectedFailureAll(oslist=["freebsd", "linux"], bugnumber="llvm.org/pr20231")
|
|
@expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24778")
|
|
@skipIfNetBSD
|
|
def test_step_over(self):
|
|
"""Test stepping when the inferior calls setjmp/longjmp, in particular, thread step-over a longjmp."""
|
|
self.build()
|
|
self.step_over()
|
|
|
|
@skipIfDarwin # llvm.org/pr16769: LLDB on Mac OS X dies in function ReadRegisterBytes in GDBRemoteRegisterContext.cpp
|
|
@expectedFailureAll(oslist=["freebsd", "linux"], bugnumber="llvm.org/pr20231")
|
|
@expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24778")
|
|
@expectedFlakeyNetBSD
|
|
def test_step_back_out(self):
|
|
"""Test stepping when the inferior calls setjmp/longjmp, in particular, thread step-out after thread step-in."""
|
|
self.build()
|
|
self.step_back_out()
|
|
|
|
def start_test(self, symbol):
|
|
exe = self.getBuildArtifact("a.out")
|
|
|
|
self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
|
|
|
|
# Break in main().
|
|
lldbutil.run_break_set_by_symbol(
|
|
self, symbol, num_expected_locations=-1)
|
|
|
|
self.runCmd("run", RUN_SUCCEEDED)
|
|
|
|
# The stop reason of the thread should be breakpoint.
|
|
self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
|
|
substrs=['stopped', 'stop reason = breakpoint'])
|
|
|
|
def check_status(self):
|
|
# Note: Depending on the generated mapping of DWARF to assembly,
|
|
# the process may have stopped or exited.
|
|
self.expect("process status", PROCESS_STOPPED,
|
|
patterns=['Process .* exited with status = 0'])
|
|
|
|
def step_out(self):
|
|
self.start_test("do_jump")
|
|
self.runCmd("thread step-out", RUN_SUCCEEDED)
|
|
self.check_status()
|
|
|
|
def step_over(self):
|
|
self.start_test("do_jump")
|
|
self.runCmd("thread step-over", RUN_SUCCEEDED)
|
|
self.runCmd("thread step-over", RUN_SUCCEEDED)
|
|
self.check_status()
|
|
|
|
def step_back_out(self):
|
|
self.start_test("main")
|
|
|
|
self.runCmd("thread step-over", RUN_SUCCEEDED)
|
|
self.runCmd("thread step-in", RUN_SUCCEEDED)
|
|
self.runCmd("thread step-out", RUN_SUCCEEDED)
|
|
self.check_status()
|