Fix warnings

Author: cjdsellers

.github/workflows/ci.yml

@@ -171,10 +171,10 @@ jobs:
           args: --all-features
         env:
           CARGO_INCREMENTAL: 0
-          RUSTFLAGS: "-Zprofile -Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off"
-          RUSTDOCFLAGS: "-Zprofile -Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off"
+          RUSTFLAGS: "-Zprofile -Ccodegen-units=1 -Cllvm-args=--inline-threshold=0 -Clink-dead-code -Coverflow-checks=off"
+          RUSTDOCFLAGS: "-Zprofile -Ccodegen-units=1 -Cllvm-args=--inline-threshold=0 -Clink-dead-code -Coverflow-checks=off"
       - uses: actions-rs/[email protected]
         id: coverage
-      - uses: codecov/codecov-action@v1
+      - uses: codecov/codecov-action@v4
         with:
           file: ${{ steps.coverage.outputs.report }}