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"""
Test lldb-dap variables/stackTrace request for optimized code
"""
import dap_server
import lldbdap_testcase
from lldbsuite.test import lldbutil
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
class TestDAP_optimized(lldbdap_testcase.DAPTestCaseBase):
@skipIfWindows
def test_stack_frame_name(self):
"""Test optimized frame has special name suffix."""
program = self.getBuildArtifact("a.out")
self.build_and_launch(program)
source = "main.cpp"
breakpoint_line = line_number(source, "// breakpoint 1")
lines = [breakpoint_line]
breakpoint_ids = self.set_source_breakpoints(source, lines)
self.assertEqual(
len(breakpoint_ids), len(lines), "expect correct number of breakpoints"
)
self.continue_to_breakpoints(breakpoint_ids)
leaf_frame = self.dap_server.get_stackFrame(frameIndex=0)
self.assertTrue(leaf_frame["name"].endswith(" [opt]"))
parent_frame = self.dap_server.get_stackFrame(frameIndex=1)
self.assertTrue(parent_frame["name"].endswith(" [opt]"))
@skipIfAsan # On ASAN builds this test intermittently fails https://github.com/llvm/llvm-project/issues/111061
@skipIfWindows
def test_optimized_variable(self):
"""Test optimized variable value contains error."""
program = self.getBuildArtifact("a.out")
self.build_and_launch(program)
source = "main.cpp"
breakpoint_line = line_number(source, "// breakpoint 2")
lines = [breakpoint_line]
# Set breakpoint in the thread function so we can step the threads
breakpoint_ids = self.set_source_breakpoints(source, lines)
self.assertEqual(
len(breakpoint_ids), len(lines), "expect correct number of breakpoints"
)
self.continue_to_breakpoints(breakpoint_ids)
optimized_variable = self.dap_server.get_local_variable("argc")
value: str = optimized_variable["value"]
self.assertTrue(
value.startswith("<error:"),
f"expect error for value: '{value}'",
)
self.assertTrue(
("could not evaluate DW_OP_entry_value: no parent function" in value)
or ("variable not available" in value)
)
self.continue_to_exit()
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