better solution for MSRV check

.github/workflows/ci.yml

@@ -57,9 +57,8 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          # TODO: There are currently no working Atmel tests...
-          # - { rust: stable, vendor: Atmel }
-          # - { rust: stable, vendor: Atmel, options: "-- --strict --atomics" }
+          - { rust: stable, vendor: Atmel }
+          - { rust: stable, vendor: Atmel, options: "-- --strict --atomics" }
           - { rust: stable, vendor: Freescale }
           - { rust: stable, vendor: Freescale, options: "-- --strict --atomics" }
           - { rust: stable, vendor: Fujitsu }
@@ -96,9 +95,8 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - uses: dtolnay/rust-toolchain@master
-        with:
-          toolchain: ${{ matrix.rust }}
+      - uses: dtolnay/rust-toolchain@stable
+      - uses: dtolnay/[email protected]
 
       - name: Cache
         uses: Swatinem/rust-cache@v2
@@ -110,6 +108,9 @@ jobs:
       - name: Run regression tool
         run: cargo regress tests -m ${{ matrix.vendor }} ${{ matrix.options }}
 
+      - name: Run reression tool with MSRV
+        run: cargo regress tests --toolchain 1.76.0 -m Nordic -- --strict --atomics
+
   ci-clippy:
     runs-on: ubuntu-latest
     needs: [check]

ci/svd2rust-regress/Cargo.toml

@@ -3,6 +3,7 @@ edition = "2021"
 name = "svd2rust-regress"
 version = "0.1.0"
 authors = ["James Munns <[email protected]>", "The svd2rust developers"]
+rust-version = "1.82.0"
 
 [dependencies]
 clap = { version = "4.1", features = ["color", "derive", "string", "env"] }

ci/svd2rust-regress/src/github.rs

@@ -93,7 +93,7 @@ fn find_executable(dir: &Path, begins: &str) -> Result<Option<PathBuf>, anyhow::
                     .path()
                     .extension()
                     .is_some_and(|s| s == std::env::consts::EXE_EXTENSION))
-            && entry.path().extension().map_or(true, |s| s != "gz")
+            && entry.path().extension().is_none_or(|s| s != "gz")
         {
             Ok(Some(entry.path()))
         } else {