From: Daniel Stenberg <daniel@haxx.se>
Date: Mon, 5 Jun 2017 12:56:13 +0000 (+0200)
Subject: typecheck-gcc: allow CURLOPT_STDERR to be NULL too
X-Git-Tag: curl-7_54_1~25
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=b8085f493a7066fe6990c15e8e30d8b20c736062;p=thirdparty%2Fcurl.git

typecheck-gcc: allow CURLOPT_STDERR to be NULL too
---

diff --git a/include/curl/typecheck-gcc.h b/include/curl/typecheck-gcc.h
index 0a08175f74..10b5de2ab1 100644
--- a/include/curl/typecheck-gcc.h
+++ b/include/curl/typecheck-gcc.h
@@ -470,8 +470,9 @@ _CURL_WARNING(_curl_easy_getinfo_err_curl_socket,
 #endif
 
 /* evaluates to true if expr is of type FILE* */
-#define _curl_is_FILE(expr)                                                   \
-  (__builtin_types_compatible_p(__typeof__(expr), FILE *))
+#define _curl_is_FILE(expr)                                             \
+  (_curl_is_NULL(expr) ||                                              \
+   (__builtin_types_compatible_p(__typeof__(expr), FILE *)))
 
 /* evaluates to true if expr can be passed as POST data (void* or char*) */
 #define _curl_is_postfields(expr)                                             \