================
@@ -0,0 +1,115 @@
+"""
+Make sure that the concurrent vfork() from multiple threads works correctly.
+"""
+
+
+import lldb
+import lldbsuite.test.lldbutil as lldbutil
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test.decorators import *
+
+
+class TestConcurrentVFork(TestBase):
+ NO_DEBUG_INFO_TESTCASE = True
+
+ def get_pid_from_variable(self):
+ target = self.dbg.GetTargetAtIndex(0)
+ return target.FindFirstGlobalVariable("g_pid").GetValueAsUnsigned()
+
+ def build_run_to_breakpoint(self, use_fork, call_exec):
+ self.build()
+
+ args = []
+ if use_fork:
+ args.append("--fork")
+ if call_exec:
+ args.append("--exec")
+ launch_info = lldb.SBLaunchInfo(args)
+ launch_info.SetWorkingDirectory(self.getBuildDir())
+
+ lldbutil.run_to_source_breakpoint(
+ self, "// break here", lldb.SBFileSpec("main.cpp")
+ )
+
+ def follow_parent_helper(self, use_fork, call_exec):
+ self.build_run_to_breakpoint(use_fork, call_exec)
----------------
clayborg wrote:
```
(target, process, thread, bkpt) = self.build_run_to_breakpoint(use_fork,
call_exec)
```
https://github.com/llvm/llvm-project/pull/81564
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