From 8ae5e14e41c087043272b3a333a078510811fd15 Mon Sep 17 00:00:00 2001
From: Daniel Hofstetter <daniel.hofstetter@42dh.com>
Date: Mon, 4 Nov 2024 08:58:31 +0100
Subject: [PATCH] ci: use -Cinstrument-coverage instead of -Zprofile

Support for -Zprofile has been removed from Rust nightly: https://github.com/rust-lang/rust/pull/131829
---
 .github/workflows/ci.yml | 17 ++++++-----------
 1 file changed, 6 insertions(+), 11 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4b19ee7..fd2ee72 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -69,21 +69,16 @@ jobs:
 
     - name: rust toolchain ~ install
       uses: dtolnay/rust-toolchain@nightly
-    - name: set RUSTFLAGS
-      shell: bash
-      run: |
-        if [ "$RUNNER_OS" == "Windows" ]; then
-          # -Clink-dead-code conflicts with sysinfo crate and leads to STATUS_DLL_NOT_FOUND error, so we don't use it on Windows
-          echo "RUSTFLAGS=-Zprofile -Ccodegen-units=1 -Copt-level=0 -Coverflow-checks=off -Zpanic_abort_tests -Cpanic=abort" >> $GITHUB_ENV
-        else
-          echo "RUSTFLAGS=-Zprofile -Ccodegen-units=1 -Copt-level=0 -Clink-dead-code -Coverflow-checks=off -Zpanic_abort_tests -Cpanic=abort" >> $GITHUB_ENV
-        fi
+    - name: Install llvm-tools-preview
+      run: rustup component add llvm-tools-preview
     - name: Test
       run: cargo test --no-fail-fast
       env:
         CARGO_INCREMENTAL: "0"
         RUSTC_WRAPPER: ""
+        RUSTFLAGS: "-Cinstrument-coverage -Zcoverage-options=branch -Ccodegen-units=1 -Copt-level=0 -Coverflow-checks=off -Zpanic_abort_tests -Cpanic=abort"
         RUSTDOCFLAGS: "-Cpanic=abort"
+        LLVM_PROFILE_FILE: "procps-%p-%m.profraw"
     - name: "`grcov` ~ install"
       id: build_grcov
       shell: bash
@@ -111,9 +106,9 @@ jobs:
         COVERAGE_REPORT_FILE="${COVERAGE_REPORT_DIR}/lcov.info"
         mkdir -p "${COVERAGE_REPORT_DIR}"
         # display coverage files
-        grcov . --output-type files --ignore build.rs --ignore "vendor/*" --ignore "/*" --ignore "[a-zA-Z]:/*" --excl-br-line "^\s*((debug_)?assert(_eq|_ne)?!|#\[derive\()" | sort --unique
+        grcov . --binary-path="${COVERAGE_REPORT_DIR}" --output-type files --ignore build.rs --ignore "vendor/*" --ignore "/*" --ignore "[a-zA-Z]:/*" --excl-br-line "^\s*((debug_)?assert(_eq|_ne)?!|#\[derive\()" | sort --unique
         # generate coverage report
-        grcov . --output-type lcov --output-path "${COVERAGE_REPORT_FILE}" --branch --ignore build.rs --ignore "vendor/*" --ignore "/*" --ignore "[a-zA-Z]:/*" --excl-br-line "^\s*((debug_)?assert(_eq|_ne)?!|#\[derive\()"
+        grcov . --binary-path="${COVERAGE_REPORT_DIR}" --output-type lcov --output-path "${COVERAGE_REPORT_FILE}" --branch --ignore build.rs --ignore "vendor/*" --ignore "/*" --ignore "[a-zA-Z]:/*" --excl-br-line "^\s*((debug_)?assert(_eq|_ne)?!|#\[derive\()"
         echo "report=${COVERAGE_REPORT_FILE}" >> $GITHUB_OUTPUT
     - name: Upload coverage results (to Codecov.io)
       uses: codecov/codecov-action@v4