From 44a5db2a9cfe6b45dd2223a0b7bd6c205ed21ae4 Mon Sep 17 00:00:00 2001
From: WATANABE Yuki <magicant@wonderwand.net>
Date: Fri, 17 Jan 2025 00:22:55 +0900
Subject: [PATCH] Update stable toolchain in CI

GitHub Actions images are updated regularly, but sometimes the
preinstalled Rust toolchain is not the latest stable release. This
commit updates the stable toolchain to the latest version in the CI
workflow.
---
 .github/workflows/ci.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index aae1d023..54a01bdc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,6 +18,7 @@ jobs:
       RUSTDOCFLAGS: -D warnings
     steps:
     - uses: actions/checkout@v4
+    - uses: dtolnay/rust-toolchain@stable
     - uses: Swatinem/rust-cache@v2
     - name: Run basic tests
       run: ./check.sh -v
@@ -25,6 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
+    - uses: dtolnay/rust-toolchain@stable
     - uses: Swatinem/rust-cache@v2
     - uses: giraffate/clippy-action@v1
       with:
@@ -35,6 +37,7 @@ jobs:
       RUSTFLAGS: -D warnings
     steps:
     - uses: actions/checkout@v4
+    - uses: dtolnay/rust-toolchain@stable
     - uses: Swatinem/rust-cache@v2
     - name: Run extra tests
       run: |
@@ -58,6 +61,7 @@ jobs:
     runs-on: windows-latest
     steps:
     - uses: actions/checkout@v4
+    - uses: dtolnay/rust-toolchain@stable
     - uses: Swatinem/rust-cache@v2
     - name: Test yash-arith
       run: cargo test --all-features --package yash-arith