From 846adb3b9d29503de2d0e54d3d34471bd15f58bd Mon Sep 17 00:00:00 2001
From: "Kevin R. Thornton" <krthornt@uci.edu>
Date: Tue, 1 Jul 2025 14:17:38 -0700
Subject: [PATCH] chore: add rust-toolchain.toml

---
 .github/workflows/test32bit.yml | 3 +++
 .github/workflows/tests.yml     | 4 ++++
 rust-toolchain.toml             | 5 +++++
 3 files changed, 12 insertions(+)
 create mode 100644 rust-toolchain.toml

diff --git a/.github/workflows/test32bit.yml b/.github/workflows/test32bit.yml
index 035f94ad5..63634f1fc 100644
--- a/.github/workflows/test32bit.yml
+++ b/.github/workflows/test32bit.yml
@@ -38,6 +38,9 @@ jobs:
       - name: Install rust tooling for 32 bit builds
         run: |
           rustup target install i686-unknown-linux-gnu
+      - name: Install rust toolchain
+        run: |
+          rustup toolchain install
       - name: cargo check
         run: |
             cargo hack check --all-targets --target=i686-unknown-linux-gnu --feature-powerset
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 2c48ea04b..c74ff46fe 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -33,6 +33,8 @@ jobs:
       - uses: taiki-e/install-action@cargo-hack
       - run: sudo apt-get update -y
         if: matrix.os == 'ubuntu-24.04'
+      - name: update toolchain
+        run: rustup toolchain install
       - name: cargo check (powerset)
         run: cargo hack check --feature-powerset --no-dev-deps
       - name: cargo check examples (powerset)
@@ -74,6 +76,8 @@ jobs:
           components: clippy
       - uses: Swatinem/rust-cache@v2.7.5
       - uses: taiki-e/install-action@cargo-hack
+      - name: update toolchain
+        run: rustup toolchain install
       - name: clippy (all targets, feature powerset)
         run: cargo hack clippy --all-targets --feature-powerset -- -D warnings
 
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
new file mode 100644
index 000000000..835193559
--- /dev/null
+++ b/rust-toolchain.toml
@@ -0,0 +1,5 @@
+[toolchain]
+channel = "1.87.0"
+components = [ "rustfmt", "clippy" ]
+targets = ["x86_64-unknown-linux-gnu", "i686-unknown-linux-gnu"]
+profile = "minimal"