lldb/test/API/functionalities/location-list-lookup/TestLocationListLookup.py

   1 """Test that lldb picks the correct DWARF location list entry with a return-pc out of bounds."""
   2
   3 import lldb
   4 from lldbsuite.test.decorators import *
   5 from lldbsuite.test.lldbtest import *
   6 from lldbsuite.test import lldbutil
   7
   8
   9 class LocationListLookupTestCase(TestBase):
  10     def setUp(self):
  11         # Call super's setUp().
  12         TestBase.setUp(self)
  13
  14     @skipIf(oslist=["linux"], archs=["arm"])
  15     def test_loclist(self):
  16         self.build()
  17         exe = self.getBuildArtifact("a.out")
  18
  19         # Create a target by the debugger.
  20         target = self.dbg.CreateTarget(exe)
  21         self.assertTrue(target, VALID_TARGET)
  22         self.dbg.SetAsync(False)
  23
  24         li = lldb.SBLaunchInfo(["a.out"])
  25         error = lldb.SBError()
  26         process = target.Launch(li, error)
  27         self.assertTrue(process.IsValid())
  28         self.assertTrue(process.is_stopped)
  29
  30         # Find `main` on the stack, then
  31         # find `argv` local variable, then
  32         # check that we can read the c-string in argv[0]
  33         for f in process.GetSelectedThread().frames:
  34             if f.GetDisplayFunctionName() == "main":
  35                 argv = f.GetValueForVariablePath("argv").GetChildAtIndex(0)
  36                 strm = lldb.SBStream()
  37                 argv.GetDescription(strm)
  38                 self.assertNotEqual(strm.GetData().find("a.out"), -1)