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"""Check that compiler-generated constant values work correctly"""
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class ConstVariableTestCase(TestBase):
@expectedFailureAll(oslist=["freebsd", "linux"], compiler="icc")
@expectedFailureAll(archs=["mips", "mipsel", "mips64", "mips64el"])
@expectedFailureAll(
oslist=["windows"],
bugnumber="llvm.org/pr24489: Name lookup not working correctly on Windows",
)
def test_and_run_command(self):
"""Test interpreted and JITted expressions on constant values."""
self.build()
exe = self.getBuildArtifact("a.out")
self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
# Break inside the main.
lldbutil.run_break_set_by_symbol(self, "main", num_expected_locations=1)
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"],
)
# The breakpoint should have a hit count of 1.
lldbutil.check_breakpoint(self, bpno=1, expected_hit_count=1)
self.runCmd("next")
self.runCmd("next")
# Try frame variable.
self.expect(
"frame variable index",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=["(int32_t) index = 512"],
)
# Try an interpreted expression.
self.expect(
"expr (index + 512)", VARIABLES_DISPLAYED_CORRECTLY, substrs=["1024"]
)
# Try a JITted expression.
self.expect(
"expr (int)getpid(); (index - 256)",
VARIABLES_DISPLAYED_CORRECTLY,
substrs=["256"],
)
self.runCmd("kill")
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