xref: /llvm-project/lldb/test/API/commands/expression/radar_9531204/TestPrintfAfterUp.py (revision 2238dcc39358353cac21df75c3c3286ab20b8f53) 
1"""
2The evaluating printf(...) after break stop and then up a stack frame.
3"""
4
5
6import lldb
7from lldbsuite.test.decorators import *
8from lldbsuite.test.lldbtest import *
9from lldbsuite.test import lldbutil
10
11
12class Radar9531204TestCase(TestBase):
13    # rdar://problem/9531204
14    def test_expr_commands(self):
15        """The evaluating printf(...) after break stop and then up a stack frame."""
16        self.build()
17
18        self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
19
20        lldbutil.run_break_set_by_symbol(
21            self, "foo", sym_exact=True, num_expected_locations=1
22        )
23
24        self.runCmd("run", RUN_SUCCEEDED)
25
26        self.runCmd("frame variable")
27
28        # This works fine.
29        self.runCmd('expression (int)printf("value is: %d.\\n", value);')
30
31        # rdar://problem/9531204
32        # "Error dematerializing struct" error when evaluating expressions "up" on the stack
33        self.runCmd("up")  # frame select -r 1
34
35        self.runCmd("frame variable")
36
37        # This does not currently.
38        self.runCmd('expression (int)printf("argc is: %d.\\n", argc)')
39