From 611069d07c14bf7ace7a75fa2bc9147db8ac097d Mon Sep 17 00:00:00 2001
From: jvoisin
Date: Fri, 14 Nov 2025 16:25:52 +0100
Subject: Add __diagnose_if annotations

---
 include/stdlib.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'include/stdlib.h')

diff --git a/include/stdlib.h b/include/stdlib.h
index 38015d4..aeed102 100644
--- a/include/stdlib.h
+++ b/include/stdlib.h
@@ -39,6 +39,7 @@ extern "C" {
 /* FIXME clang */
 #if (defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)) && !defined(__clang__)
 #undef realpath
+__warning_if(__p == NULL, "'realpath' called with path set to `NULL`; did you invert the arguments?")
 _FORTIFY_FN(realpath) char *realpath(const char *__p, char *__r)
 {
 #ifndef PATH_MAX
-- 
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