lldb/test/API/lang/cpp/frame-var-anon-unions/TestFrameVariableAnonymousUnions.py

   1 """
   2 Tests that frame variable looks into anonymous unions
   3 """
   4 import lldb
   5 from lldbsuite.test.lldbtest import *
   6 import lldbsuite.test.lldbutil as lldbutil
   7
   8
   9 class FrameVariableAnonymousUnionsTestCase(TestBase):
  10     def test_with_run_command(self):
  11         """Tests that frame variable looks into anonymous unions"""
  12         self.build()
  13         self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
  14
  15         line = line_number("main.cpp", "// break here")
  16         lldbutil.run_break_set_by_file_and_line(
  17             self, "main.cpp", line, num_expected_locations=-1, loc_exact=False
  18         )
  19
  20         self.runCmd("process launch", RUN_SUCCEEDED)
  21
  22         process = self.dbg.GetSelectedTarget().GetProcess()
  23
  24         if process.GetByteOrder() == lldb.eByteOrderLittle:
  25             self.expect("frame variable -f x i", substrs=["ffffff41"])
  26         else:
  27             self.expect("frame variable -f x i", substrs=["41ffff00"])
  28
  29         self.expect("frame variable c", substrs=["'A"])