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-rw-r--r--Modules/_io/fileio.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/Modules/_io/fileio.c b/Modules/_io/fileio.c
index 186319bfdf..af93499cae 100644
--- a/Modules/_io/fileio.c
+++ b/Modules/_io/fileio.c
@@ -880,12 +880,14 @@ fileio_truncate(fileio *self, PyObject *args)
}
Py_BEGIN_ALLOW_THREADS
+ _Py_BEGIN_SUPPRESS_IPH
errno = 0;
#ifdef MS_WINDOWS
ret = _chsize_s(fd, pos);
#else
ret = ftruncate(fd, pos);
#endif
+ _Py_END_SUPPRESS_IPH
Py_END_ALLOW_THREADS
if (ret != 0) {