1"""
2Test that we can have persistent pointer variables
3"""
4
5
6
7import lldb
8import lldbsuite.test.lldbutil as lldbutil
9from lldbsuite.test.lldbtest import *
10
11
12class PersistentPtrUpdateTestCase(TestBase):
13
14    def test(self):
15        """Test that we can have persistent pointer variables"""
16        self.build()
17
18        def cleanup():
19            pass
20
21        # Execute the cleanup function during test case tear down.
22        self.addTearDownHook(cleanup)
23
24        self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
25
26        self.runCmd('break set -p here')
27
28        self.runCmd("run", RUN_SUCCEEDED)
29
30        self.runCmd("expr void* $foo = 0")
31
32        self.runCmd("continue")
33
34        self.expect("expr $foo", substrs=['$foo', '0x0'])
35