From 013e52fd340d9ef558013b546f25456f94ee1804 Mon Sep 17 00:00:00 2001
From: Inada Naoki <songofacandy@gmail.com>
Date: Sat, 31 Aug 2019 09:13:42 +0900
Subject: [PATCH] bpo-37990: fix gc stats (GH-15626)

---
 Modules/gcmodule.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Modules/gcmodule.c b/Modules/gcmodule.c
index 7586cd3e05..134f6d168c 100644
--- a/Modules/gcmodule.c
+++ b/Modules/gcmodule.c
@@ -1115,8 +1115,9 @@ collect(struct _gc_runtime_state *state, int generation,
     }
     if (state->debug & DEBUG_STATS) {
         double d = _PyTime_AsSecondsDouble(_PyTime_GetMonotonicClock() - t1);
-        PySys_FormatStderr(
-            "gc: done, %zd unreachable, %zd uncollectable, %.4fs elapsed\n",
+        PySys_WriteStderr(
+            "gc: done, %" PY_FORMAT_SIZE_T "d unreachable, "
+            "%" PY_FORMAT_SIZE_T "d uncollectable, %.4fs elapsed\n",
             n+m, n, d);
     }
 
-- 
2.49.0