suppress stderr output when checking gdb (closes #27969)

diff --git a/Lib/test/test_gdb.py b/Lib/test/test_gdb.py
index fe98530c7140f0d4f37a2b0d0ec1932379b379d0..8d3d772e1c1332110f26aa7d543fca761059328c 100644 (file)
--- a/Lib/test/test_gdb.py
+++ b/Lib/test/test_gdb.py
@@ -24,6 +24,7 @@ def get_gdb_version():
     try:
         proc = subprocess.Popen(["gdb", "-nx", "--version"],
                                 stdout=subprocess.PIPE,
+                                stderr=subprocess.PIPE,
                                 universal_newlines=True)
         version = proc.communicate()[0]
     except OSError: