fix some ignore-windows comments

Author: RalfJung

tests/compile-fail/concurrency/libc_pthread_create_main_terminate.rs

@@ -1,4 +1,4 @@
-// ignore-windows: Concurrency on Windows is not supported yet.
+// ignore-windows: No libc on Windows
 // error-pattern: unsupported operation: the main thread terminated without waiting for other threads
 
 // Check that we terminate the program when the main thread terminates.

tests/compile-fail/concurrency/libc_pthread_join_detached.rs

@@ -1,4 +1,4 @@
-// ignore-windows: Concurrency on Windows is not supported yet.
+// ignore-windows: No libc on Windows
 
 // Joining a detached thread is undefined behavior.
 

tests/compile-fail/concurrency/libc_pthread_join_joined.rs

@@ -1,4 +1,4 @@
-// ignore-windows: Concurrency on Windows is not supported yet.
+// ignore-windows: No libc on Windows
 
 // Joining an already joined thread is undefined behavior.
 

tests/compile-fail/concurrency/libc_pthread_join_main.rs

@@ -1,4 +1,4 @@
-// ignore-windows: Concurrency on Windows is not supported yet.
+// ignore-windows: No libc on Windows
 
 // Joining the main thread is undefined behavior.
 

tests/compile-fail/concurrency/libc_pthread_join_multiple.rs

@@ -1,4 +1,4 @@
-// ignore-windows: Concurrency on Windows is not supported yet.
+// ignore-windows: No libc on Windows
 
 // Joining the same thread from multiple threads is undefined behavior.
 

tests/compile-fail/concurrency/libc_pthread_join_self.rs

@@ -1,4 +1,4 @@
-// ignore-windows: Concurrency on Windows is not supported yet.
+// ignore-windows: No libc on Windows
 
 // Joining itself is undefined behavior.
 

tests/compile-fail/environ-gets-deallocated.rs

@@ -1,4 +1,4 @@
-//ignore-windows: Windows does not have a global environ list that the program can access directly
+// ignore-windows: Windows does not have a global environ list that the program can access directly
 
 #[cfg(target_os="linux")]
 fn get_environ() -> *const *const u8 {

tests/run-pass/calloc.rs

@@ -1,4 +1,4 @@
-//ignore-windows: Uses POSIX APIs
+// ignore-windows: No libc on Windows
 
 #![feature(rustc_private)]
 

tests/run-pass/malloc.rs

@@ -1,4 +1,4 @@
-//ignore-windows: Uses POSIX APIs
+// ignore-windows: No libc on Windows
 
 #![feature(rustc_private)]
 

tests/run-pass/thread-local.rs

@@ -1,4 +1,4 @@
-//ignore-windows: Uses POSIX APIs
+// ignore-windows: No libc on Windows
 
 #![feature(rustc_private)]
 extern crate libc;