71 lines
2.3 KiB
Python
71 lines
2.3 KiB
Python
"""Check that compiler-generated constant values work correctly"""
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import os, time
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import unittest2
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import lldb
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from lldbtest import *
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import lldbutil
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class ConstVariableTestCase(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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@dsym_test
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@unittest2.expectedFailure(13314878)
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def test_with_dsym_and_run_command(self):
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"""Test interpreted and JITted expressions on constant values."""
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self.buildDsym()
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self.const_variable()
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@expectedFailureClang('13314878') # This test works with gcc, but fails with newer version of clang on Linux due to a clang issue. Fails for icc as well. Bug number TDB.
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@dwarf_test
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def test_with_dwarf_and_run_command(self):
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"""Test interpreted and JITted expressions on constant values."""
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self.buildDwarf()
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self.const_variable()
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def setUp(self):
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# Call super's setUp().
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TestBase.setUp(self)
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def const_variable(self):
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"""Test interpreted and JITted expressions on constant values."""
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exe = os.path.join(os.getcwd(), "a.out")
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self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
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# Break inside the main.
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lldbutil.run_break_set_by_symbol (self, "main", num_expected_locations=1)
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self.runCmd("run", RUN_SUCCEEDED)
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# The stop reason of the thread should be breakpoint.
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self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
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substrs = ['stopped',
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'stop reason = breakpoint'])
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# The breakpoint should have a hit count of 1.
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self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE,
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substrs = [' resolved, hit count = 1'])
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self.runCmd("next")
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# Try frame variable.
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self.expect("frame variable index", VARIABLES_DISPLAYED_CORRECTLY,
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substrs = ['(int32_t) index = 512'])
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# Try an interpreted expression.
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self.expect("expr (index + 512)", VARIABLES_DISPLAYED_CORRECTLY,
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substrs = ['(int) $0 = 1024'])
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# Try a JITted expression.
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self.expect("expr (int)getpid(); (index - 256)", VARIABLES_DISPLAYED_CORRECTLY,
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substrs = ['(int) $1 = 256'])
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self.runCmd("kill")
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if __name__ == '__main__':
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import atexit
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lldb.SBDebugger.Initialize()
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atexit.register(lambda: lldb.SBDebugger.Terminate())
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unittest2.main()
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