From ed4b50bb86dde1bd5d1ab340834491c1b125b604 Mon Sep 17 00:00:00 2001
From: "Ralf W. Grosse-Kunstleve" <rwgk@google.com>
Date: Tue, 21 Jun 2022 19:58:49 -0700
Subject: [PATCH] IWYU cleanup of detail/type_caster_odr_guard.h

---
 include/pybind11/detail/type_caster_odr_guard.h | 17 +++++------------
 1 file changed, 5 insertions(+), 12 deletions(-)

diff --git a/include/pybind11/detail/type_caster_odr_guard.h b/include/pybind11/detail/type_caster_odr_guard.h
index 0b9ad545d..b9e00212f 100644
--- a/include/pybind11/detail/type_caster_odr_guard.h
+++ b/include/pybind11/detail/type_caster_odr_guard.h
@@ -22,20 +22,13 @@
 #    include "descr.h"
 #    include "typeid.h"
 
-#    include <array>
+#    include <cstdio>
 #    include <cstring>
-#    include <functional>
-#    include <iosfwd>
-#    include <iterator>
-#    include <memory>
 #    include <string>
 #    include <system_error>
-#    include <tuple>
-#    include <type_traits>
 #    include <typeindex>
 #    include <unordered_map>
 #    include <utility>
-#    include <vector>
 
 PYBIND11_NAMESPACE_BEGIN(PYBIND11_NAMESPACE)
 PYBIND11_NAMESPACE_BEGIN(detail)
@@ -66,9 +59,9 @@ void odr_guard_impl(const std::type_index &it_ti,
     // std::cout cannot be used here: static initialization could be incomplete.
 #    define PYBIND11_DETAIL_ODR_GUARD_IMPL_PRINTF_OFF
 #    ifdef PYBIND11_DETAIL_ODR_GUARD_IMPL_PRINTF_ON
-    fprintf(
+    std::fprintf(
         stdout, "\nODR_GUARD_IMPL %s %s\n", type_id<IntrinsicType>().c_str(), source_file_line);
-    fflush(stdout);
+    std::fflush(stdout);
 #    endif
     std::string sflbn_str{source_file_line_basename(source_file_line)};
     auto ins = odr_guard_registry().insert({it_ti, source_file_line});
@@ -84,8 +77,8 @@ void odr_guard_impl(const std::type_index &it_ti,
                                   + reg_iter->second + "\", SourceLocation2=\"" + source_file_line
                                   + "\"");
         if (throw_disabled) {
-            fprintf(stderr, "\nDISABLED std::system_error: %s\n", err.what());
-            fflush(stderr);
+            std::fprintf(stderr, "\nDISABLED std::system_error: %s\n", err.what());
+            std::fflush(stderr);
         } else {
             throw err;
         }