From 15ef251a153de7f4985c1a87bf7706dde0e27306 Mon Sep 17 00:00:00 2001
From: Sizhe Zhao <prc.zhao@outlook.com>
Date: Fri, 31 Dec 2021 23:41:05 +0800
Subject: [PATCH] Avoid duplicate TLS startup symbols

---
 lib/std/start.zig | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/std/start.zig b/lib/std/start.zig
index 1d06e1eaf6..29b254c0f9 100644
--- a/lib/std/start.zig
+++ b/lib/std/start.zig
@@ -324,7 +324,7 @@ fn _start() callconv(.Naked) noreturn {
 
 fn WinStartup() callconv(std.os.windows.WINAPI) noreturn {
     @setAlignStack(16);
-    if (!builtin.single_threaded) {
+    if (!builtin.single_threaded and !builtin.link_libc) {
         _ = @import("start_windows_tls.zig");
     }
 
@@ -335,7 +335,7 @@ fn WinStartup() callconv(std.os.windows.WINAPI) noreturn {
 
 fn wWinMainCRTStartup() callconv(std.os.windows.WINAPI) noreturn {
     @setAlignStack(16);
-    if (!builtin.single_threaded) {
+    if (!builtin.single_threaded and !builtin.link_libc) {
         _ = @import("start_windows_tls.zig");
     }