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-rw-r--r--llvm/utils/lit/lit/TestRunner.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/utils/lit/lit/TestRunner.py b/llvm/utils/lit/lit/TestRunner.py
index a4902874325..610d442e756 100644
--- a/llvm/utils/lit/lit/TestRunner.py
+++ b/llvm/utils/lit/lit/TestRunner.py
@@ -257,6 +257,9 @@ def executeShCmd(cmd, shenv, results):
exitCode = None
for i,(out,err) in enumerate(procData):
res = procs[i].wait()
+ # On Windows, manually close the process handles.
+ if kIsWindows:
+ procs[i]._handle.Close()
# Detect Ctrl-C in subprocess.
if res == -signal.SIGINT:
raise KeyboardInterrupt
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