diff options
Diffstat (limited to 'packages/Python/lldbsuite/test/expression_command/ir-interpreter-phi-nodes/TestIRInterpreterPHINodes.py')
-rw-r--r-- | packages/Python/lldbsuite/test/expression_command/ir-interpreter-phi-nodes/TestIRInterpreterPHINodes.py | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/expression_command/ir-interpreter-phi-nodes/TestIRInterpreterPHINodes.py b/packages/Python/lldbsuite/test/expression_command/ir-interpreter-phi-nodes/TestIRInterpreterPHINodes.py new file mode 100644 index 000000000000..c4f176703225 --- /dev/null +++ b/packages/Python/lldbsuite/test/expression_command/ir-interpreter-phi-nodes/TestIRInterpreterPHINodes.py @@ -0,0 +1,40 @@ +""" +Test PHI nodes work in the IR interpreter. +""" + +import os, os.path + +import lldb +from lldbsuite.test.lldbtest import * +import lldbsuite.test.lldbutil as lldbutil + +class IRInterpreterPHINodesTestCase(TestBase): + mydir = TestBase.compute_mydir(__file__) + + def test_phi_node_support(self): + """Test support for PHI nodes in the IR interpreter.""" + + self.build() + exe = os.path.join(os.getcwd(), 'a.out') + self.runCmd('file ' + exe, CURRENT_EXECUTABLE_SET) + + # Break on the first assignment to i + line = line_number('main.cpp', 'i = 5') + lldbutil.run_break_set_by_file_and_line(self, 'main.cpp', line, num_expected_locations=1, loc_exact=True) + + self.runCmd('run', RUN_SUCCEEDED) + + # The stop reason of the thread should be breakpoint + self.expect('thread list', STOPPED_DUE_TO_BREAKPOINT, + substrs = ['stopped', 'stop reason = breakpoint']) + + self.runCmd('s') + + # The logical 'or' causes a PHI node to be generated. Execute without JIT + # to test that the interpreter can handle this + self.expect('expr -j 0 -- i == 3 || i == 5', substrs=['true']) + + self.runCmd('s') + self.expect('expr -j 0 -- i == 3 || i == 5', substrs=['false']) + self.runCmd('s') + self.expect('expr -j 0 -- i == 3 || i == 5', substrs=['true']) |