From 4a5fec1dc726418f9d2105e1ec4b89871a9fadf0 Mon Sep 17 00:00:00 2001
From: sooniter <sooniter@gmail.com>
Date: Mon, 2 Nov 2026 16:02:32 +0800
Subject: [PATCH] fix: check compiler support for date-time warning flag

---
 libmimalloc-sys/build.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libmimalloc-sys/build.rs b/libmimalloc-sys/build.rs
index 0f3fcda..51d2a45 100644
--- a/libmimalloc-sys/build.rs
+++ b/libmimalloc-sys/build.rs
@@ -42,7 +42,7 @@ fn main() {
         || (env::var_os("CARGO_FEATURE_DEBUG_IN_DEBUG").is_some() && cargo_debug);
 
     if target_family != "windows" {
-        build.flag("-Wno-error=date-time");
+        build.flag_if_supported("-Wno-error=date-time");
     }
 
     if target_env == "msvc" {