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"""
Test regression for Bug 25251.
"""
import os
import time
import unittest2
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class BreakpointAfterJoinTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line number for our breakpoint.
self.breakpoint = line_number(
'ParallelTask.cpp', '// Set breakpoint here')
# The android-arm compiler can't compile the inferior
@skipIfTargetAndroid(archs=["arm"])
# because of an issue around std::future.
# TODO: Change the test to don't depend on std::future<T>
def test(self):
"""Test breakpoint handling after a thread join."""
self.build(dictionary=self.getBuildFlags())
exe = os.path.join(os.getcwd(), "a.out")
self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
# This should create a breakpoint
lldbutil.run_break_set_by_file_and_line(
self, "ParallelTask.cpp", self.breakpoint, num_expected_locations=-1)
# The breakpoint list should show 1 location.
self.expect(
"breakpoint list -f",
"Breakpoint location shown correctly",
substrs=[
"1: file = 'ParallelTask.cpp', line = %d, exact_match = 0" %
self.breakpoint])
# Run the program.
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'])
# This should not result in a segmentation fault
self.expect("thread backtrace all", STOPPED_DUE_TO_BREAKPOINT,
substrs=["stop reason = breakpoint 1."])
# Run to completion
self.runCmd("continue")
if __name__ == '__main__':
import atexit
lldb.SBDebugger.Initialize()
atexit.register(lambda: lldb.SBDebugger.Terminate())
unittest2.main()
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