From bb06a0cf0e60ef09782a41b76d5204498355193a Mon Sep 17 00:00:00 2001
From: David Cook <divergentdave@gmail.com>
Date: Sat, 28 Mar 2020 09:35:51 -0500
Subject: [PATCH] Restrict mutex static initializer test to Linux

On macOS, libc does not have a static initializer for recursive mutexes
---
 tests/run-pass/sync.rs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/tests/run-pass/sync.rs b/tests/run-pass/sync.rs
index 025ae81372cf..24d7b0be5342 100644
--- a/tests/run-pass/sync.rs
+++ b/tests/run-pass/sync.rs
@@ -10,10 +10,13 @@ fn main() {
     {
         test_mutex_libc_init_recursive();
         test_mutex_libc_init_normal();
-        test_mutex_libc_static_initializer_recursive();
         test_rwlock_stdlib();
         test_rwlock_libc_static_initializer();
     }
+    #[cfg(target_os = "linux")]
+    {
+        test_mutex_libc_static_initializer_recursive();
+    }
 }
 
 fn test_mutex_stdlib() {
@@ -64,7 +67,7 @@ fn test_mutex_libc_init_normal() {
     }
 }
 
-#[cfg(not(target_os = "windows"))]
+#[cfg(target_os = "linux")]
 fn test_mutex_libc_static_initializer_recursive() {
     let mutex = std::cell::UnsafeCell::new(libc::PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP);
     unsafe {