stabilize stdarch_s390x_feature_detection

Author: folkertdev

library/std/src/lib.rs

@@ -682,7 +682,7 @@ pub mod arch {
     pub use std_detect::is_loongarch_feature_detected;
     #[unstable(feature = "is_riscv_feature_detected", issue = "111192")]
     pub use std_detect::is_riscv_feature_detected;
-    #[unstable(feature = "stdarch_s390x_feature_detection", issue = "135413")]
+    #[stable(feature = "stdarch_s390x_feature_detection", since = "CURRENT_RUSTC_VERSION")]
     pub use std_detect::is_s390x_feature_detected;
     #[stable(feature = "simd_x86", since = "1.27.0")]
     pub use std_detect::is_x86_feature_detected;

library/std/tests/run-time-detect.rs

@@ -8,10 +8,6 @@
     all(target_arch = "aarch64", any(target_os = "linux", target_os = "android")),
     feature(stdarch_aarch64_feature_detection)
 )]
-#![cfg_attr(
-    all(target_arch = "s390x", target_os = "linux"),
-    feature(stdarch_s390x_feature_detection)
-)]
 #![cfg_attr(
     all(target_arch = "powerpc", target_os = "linux"),
     feature(stdarch_powerpc_feature_detection)

library/std_detect/src/detect/arch/mod.rs

@@ -60,7 +60,7 @@ cfg_select! {
         pub use loongarch::*;
     }
     target_arch = "s390x" => {
-        #[unstable(feature = "stdarch_s390x_feature_detection", issue = "135413")]
+        #[stable(feature = "stdarch_s390x_feature_detection", since = "CURRENT_RUSTC_VERSION")]
         pub use s390x::*;
     }
     _ => {

library/std_detect/src/detect/arch/s390x.rs

@@ -6,7 +6,7 @@ features! {
     @MACRO_NAME: is_s390x_feature_detected;
     @MACRO_ATTRS:
     /// Checks if `s390x` feature is enabled.
-    #[unstable(feature = "stdarch_s390x_feature_detection", issue = "135413")]
+    #[stable(feature = "stdarch_s390x_feature_detection", since = "CURRENT_RUSTC_VERSION")]
     @FEATURE: #[unstable(feature = "s390x_target_feature", issue = "44839")] concurrent_functions: "concurrent-functions";
     /// s390x concurrent-functions facility
     @FEATURE: #[unstable(feature = "s390x_target_feature", issue = "44839")] deflate_conversion: "deflate-conversion";

library/std_detect/tests/cpu-detection.rs

@@ -11,7 +11,6 @@
 )]
 #![cfg_attr(target_arch = "powerpc", feature(stdarch_powerpc_feature_detection))]
 #![cfg_attr(target_arch = "powerpc64", feature(stdarch_powerpc_feature_detection))]
-#![cfg_attr(target_arch = "s390x", feature(stdarch_s390x_feature_detection))]
 #![allow(clippy::unwrap_used, clippy::use_debug, clippy::print_stdout)]
 
 #[cfg_attr(

library/std_detect/tests/macro_trailing_commas.rs

@@ -25,7 +25,6 @@
     any(target_arch = "powerpc", target_arch = "powerpc64"),
     feature(stdarch_powerpc_feature_detection)
 )]
-#![cfg_attr(target_arch = "s390x", feature(stdarch_s390x_feature_detection))]
 #![cfg_attr(
     any(target_arch = "riscv32", target_arch = "riscv64"),
     feature(stdarch_riscv_feature_detection)

library/stdarch/crates/core_arch/src/lib.rs

@@ -63,11 +63,7 @@
 )]
 #![cfg_attr(
     test,
-    feature(
-        stdarch_arm_feature_detection,
-        stdarch_powerpc_feature_detection,
-        stdarch_s390x_feature_detection
-    )
+    feature(stdarch_arm_feature_detection, stdarch_powerpc_feature_detection,)
 )]
 
 #[cfg(test)]