llvm-project/lldb/test/API/lang/cpp/thread_local/TestThreadLocal.py

53 lines
2.2 KiB
Python

from lldbsuite.test import decorators
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
from lldbsuite.test import lldbtest
class PlatformProcessCrashInfoTestCase(TestBase):
@expectedFailureAll(oslist=["windows", "linux", "freebsd", "netbsd"])
def test_thread_local(self):
# Set a breakpoint on the first instruction of the main function,
# before the TLS initialization has run.
self.build()
exe = self.getBuildArtifact("a.out")
(target, process, _, _) = \
lldbutil.run_to_source_breakpoint(self, "Set breakpoint here",
lldb.SBFileSpec("main.cpp"))
self.expect_expr("tl_local_int + 1",
result_type="int", result_value="323")
self.expect_expr("*tl_local_ptr + 2",
result_type="int", result_value="324")
self.expect_expr("tl_global_int",
result_type="int", result_value="123")
self.expect_expr("*tl_global_ptr",
result_type="int", result_value="45")
# Create the filespec by which to locate our a.out module. Use the
# absolute path to get the module for the current variant.
filespec = lldb.SBFileSpec(exe, False)
# Now see if we emit the correct error when the TLS is not yet
# initialized. Let's set a breakpoint on the first instruction
# of main.
main_module = target.FindModule(filespec)
self.assertTrue(main_module, VALID_MODULE)
main_address = main_module.FindSymbol("main").GetStartAddress()
main_bkpt = target.BreakpointCreateBySBAddress(main_address)
process.Kill()
lldbutil.run_to_breakpoint_do_run(self, target, main_bkpt)
self.expect("expr tl_local_int", error=True,
substrs=["couldn't get the value of variable tl_local_int",
"No TLS data currently exists for this thread"])
self.expect("expr *tl_local_ptr", error=True,
substrs=["couldn't get the value of variable tl_local_ptr",
"No TLS data currently exists for this thread"])