Merge #1952

1952: fix: linux+mips+uclibc unreachable pattern r=asomers a=cppcoffee

Signed-off-by: Xiaobo Liu <cppcoffee@gmail.com>

Co-authored-by: Xiaobo Liu <cppcoffee@gmail.com>

Author: bors[bot]

src/sys/signal.rs

@@ -1066,7 +1066,7 @@ mod sigevent {
                 SigevNotify::SigevThreadId{..} => libc::SIGEV_THREAD_ID,
                 #[cfg(all(target_os = "linux", target_env = "gnu", not(target_arch = "mips")))]
                 SigevNotify::SigevThreadId{..} => libc::SIGEV_THREAD_ID,
-                #[cfg(all(target_os = "linux", target_env = "uclibc"))]
+                #[cfg(all(target_os = "linux", target_env = "uclibc", not(target_arch = "mips")))]
                 SigevNotify::SigevThreadId{..} => libc::SIGEV_THREAD_ID,
                 #[cfg(any(all(target_os = "linux", target_env = "musl"), target_arch = "mips"))]
                 SigevNotify::SigevThreadId{..} => 4  // No SIGEV_THREAD_ID defined