From 8db4d2332e62ba31412b28e725f4c4ae3b7dd801 Mon Sep 17 00:00:00 2001
From: Andrew Kelley <andrew@ziglang.org>
Date: Tue, 3 Dec 2019 13:10:26 -0500
Subject: [PATCH] correct startup logic for exporting libc main

---
 lib/std/special/start.zig | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/lib/std/special/start.zig b/lib/std/special/start.zig
index 5d168490fc..c483fda756 100644
--- a/lib/std/special/start.zig
+++ b/lib/std/special/start.zig
@@ -24,10 +24,10 @@ comptime {
             @export("_DllMainCRTStartup", _DllMainCRTStartup, .Strong);
         }
     } else if (builtin.output_mode == .Exe or @hasDecl(root, "main")) {
-        if (builtin.link_libc and @hasDecl(root, "main") and
-            @typeInfo(@typeOf(root.main)).Fn.calling_convention != .C)
-        {
-            @export("main", main, .Weak);
+        if (builtin.link_libc and @hasDecl(root, "main")) {
+            if (@typeInfo(@typeOf(root.main)).Fn.calling_convention != .C) {
+                @export("main", main, .Weak);
+            }
         } else if (builtin.os == .windows) {
             if (!@hasDecl(root, "WinMain") and !@hasDecl(root, "WinMainCRTStartup")) {
                 @export("WinMainCRTStartup", WinMainCRTStartup, .Strong);