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"""
Test handling of cases when a single instruction triggers multiple watchpoints
"""
from __future__ import print_function
import os
import time
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class MultipleHitsTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
NO_DEBUG_INFO_TESTCASE = True
@expectedFailureAll(
oslist=["windows"],
bugnumber="llvm.org/pr24446: WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows")
@skipIf(bugnumber="llvm.org/pr30758", oslist=["linux"], archs=["arm", "aarch64"])
def test(self):
self.build()
exe = os.path.join(os.getcwd(), "a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target and target.IsValid(), VALID_TARGET)
bp = target.BreakpointCreateByName("main")
self.assertTrue(bp and bp.IsValid(), "Breakpoint is valid")
process = target.LaunchSimple(None, None,
self.get_process_working_directory())
self.assertEqual(process.GetState(), lldb.eStateStopped)
thread = lldbutil.get_stopped_thread(process, lldb.eStopReasonBreakpoint)
self.assertIsNotNone(thread)
frame = thread.GetFrameAtIndex(0)
self.assertTrue(frame and frame.IsValid(), "Frame is valid")
buf = frame.FindValue("buf", lldb.eValueTypeVariableGlobal)
self.assertTrue(buf and buf.IsValid(), "buf is valid")
for i in [0, target.GetAddressByteSize()]:
member = buf.GetChildAtIndex(i)
self.assertTrue(member and member.IsValid(), "member is valid")
error = lldb.SBError()
watch = member.Watch(True, True, True, error)
self.assertTrue(error.Success())
process.Continue();
self.assertEqual(process.GetState(), lldb.eStateStopped)
self.assertEqual(thread.GetStopReason(), lldb.eStopReasonWatchpoint)
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