1"""Check that compiler-generated constant values work correctly"""
2
3
4
5import lldb
6from lldbsuite.test.decorators import *
7from lldbsuite.test.lldbtest import *
8from lldbsuite.test import lldbutil
9
10
11class ConstVariableTestCase(TestBase):
12
13    mydir = TestBase.compute_mydir(__file__)
14
15    @expectedFailureAll(oslist=["freebsd", "linux"], compiler="icc")
16    @expectedFailureAll(archs=['mips', 'mipsel', 'mips64', 'mips64el'])
17    @expectedFailureAll(
18        oslist=["windows"],
19        bugnumber="llvm.org/pr24489: Name lookup not working correctly on Windows")
20    @expectedFailureNetBSD
21    def test_and_run_command(self):
22        """Test interpreted and JITted expressions on constant values."""
23        self.build()
24        exe = self.getBuildArtifact("a.out")
25        self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
26
27        # Break inside the main.
28        lldbutil.run_break_set_by_symbol(
29            self, "main", num_expected_locations=1)
30
31        self.runCmd("run", RUN_SUCCEEDED)
32
33        # The stop reason of the thread should be breakpoint.
34        self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
35                    substrs=['stopped',
36                             'stop reason = breakpoint'])
37
38        # The breakpoint should have a hit count of 1.
39        self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE,
40                    substrs=[' resolved, hit count = 1'])
41
42        self.runCmd("next")
43        self.runCmd("next")
44
45        # Try frame variable.
46        self.expect("frame variable index", VARIABLES_DISPLAYED_CORRECTLY,
47                    substrs=['(int32_t) index = 512'])
48
49        # Try an interpreted expression.
50        self.expect("expr (index + 512)", VARIABLES_DISPLAYED_CORRECTLY,
51                    substrs=['1024'])
52
53        # Try a JITted expression.
54        self.expect(
55            "expr (int)getpid(); (index - 256)",
56            VARIABLES_DISPLAYED_CORRECTLY,
57            substrs=['256'])
58
59        self.runCmd("kill")
60