From ddf1b3e7d4f7a538cdc57d92c8d50458be57bde0 Mon Sep 17 00:00:00 2001
From: Taiki Endo <te316e89@gmail.com>
Date: Sat, 30 Aug 2025 23:35:39 +0900
Subject: [PATCH] Update target spec metadata of Arm64EC Windows and Trusty
 targets

---
 .../rustc_target/src/spec/targets/aarch64_unknown_trusty.rs   | 2 +-
 .../rustc_target/src/spec/targets/arm64ec_pc_windows_msvc.rs  | 4 ++--
 .../rustc_target/src/spec/targets/armv7_unknown_trusty.rs     | 2 +-
 .../rustc_target/src/spec/targets/x86_64_unknown_trusty.rs    | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/compiler/rustc_target/src/spec/targets/aarch64_unknown_trusty.rs b/compiler/rustc_target/src/spec/targets/aarch64_unknown_trusty.rs
index 126f025123917..05783fde1adf8 100644
--- a/compiler/rustc_target/src/spec/targets/aarch64_unknown_trusty.rs
+++ b/compiler/rustc_target/src/spec/targets/aarch64_unknown_trusty.rs
@@ -11,7 +11,7 @@ pub(crate) fn target() -> Target {
             description: Some("ARM64 Trusty".into()),
             tier: Some(3),
             host_tools: Some(false),
-            std: Some(false),
+            std: Some(true),
         },
         pointer_width: 64,
         data_layout: "e-m:e-p270:32:32-p271:32:32-p272:64:64-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128-Fn32".into(),
diff --git a/compiler/rustc_target/src/spec/targets/arm64ec_pc_windows_msvc.rs b/compiler/rustc_target/src/spec/targets/arm64ec_pc_windows_msvc.rs
index 8f93523909e37..7292412a18d86 100644
--- a/compiler/rustc_target/src/spec/targets/arm64ec_pc_windows_msvc.rs
+++ b/compiler/rustc_target/src/spec/targets/arm64ec_pc_windows_msvc.rs
@@ -20,9 +20,9 @@ pub(crate) fn target() -> Target {
         llvm_target: "arm64ec-pc-windows-msvc".into(),
         metadata: TargetMetadata {
             description: Some("Arm64EC Windows MSVC".into()),
-            tier: Some(3),
+            tier: Some(2),
             host_tools: Some(false),
-            std: None, // ?
+            std: Some(true),
         },
         pointer_width: 64,
         data_layout:
diff --git a/compiler/rustc_target/src/spec/targets/armv7_unknown_trusty.rs b/compiler/rustc_target/src/spec/targets/armv7_unknown_trusty.rs
index 31d492e83cda3..2b0b0e1d1170d 100644
--- a/compiler/rustc_target/src/spec/targets/armv7_unknown_trusty.rs
+++ b/compiler/rustc_target/src/spec/targets/armv7_unknown_trusty.rs
@@ -13,7 +13,7 @@ pub(crate) fn target() -> Target {
             description: Some("Armv7-A Trusty".into()),
             tier: Some(3),
             host_tools: Some(false),
-            std: Some(false),
+            std: Some(true),
         },
         pointer_width: 32,
         data_layout: "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".into(),
diff --git a/compiler/rustc_target/src/spec/targets/x86_64_unknown_trusty.rs b/compiler/rustc_target/src/spec/targets/x86_64_unknown_trusty.rs
index c7b002bc9bbaa..dbcb5fd4e11e2 100644
--- a/compiler/rustc_target/src/spec/targets/x86_64_unknown_trusty.rs
+++ b/compiler/rustc_target/src/spec/targets/x86_64_unknown_trusty.rs
@@ -12,7 +12,7 @@ pub(crate) fn target() -> Target {
             description: Some("x86_64 Trusty".into()),
             tier: Some(3),
             host_tools: Some(false),
-            std: Some(false),
+            std: Some(true),
         },
         pointer_width: 64,
         data_layout: