From a2eb3b3ea94cf65918f074e4166676342f7e51c1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alexander=20H=C3=BCck?= <hueck.alexander@gmail.com>
Date: Sat, 21 Dec 2024 20:53:15 +0100
Subject: [PATCH 1/3] Coverage in CI

---
 .github/workflows/ci.yml | 32 ++++++++++++++++++++++++++++----
 1 file changed, 28 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f897362..0299ce1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -43,16 +43,16 @@ jobs:
         include:
           - llvm-version: 12
             os: ubuntu-20.04
-            preset: develop
+            preset: coverage
           - llvm-version: 14
             os: ubuntu-22.04
-            preset: develop
+            preset: coverage
           - llvm-version: 15
             os: ubuntu-22.04
-            preset: develop
+            preset: coverage
           - llvm-version: 18
             os: ubuntu-24.04
-            preset: develop
+            preset: coverage
 
     runs-on: ${{ matrix.os }}
 
@@ -68,6 +68,9 @@ jobs:
       - name: Install Clang
         run: sudo apt-get install clang-${{ matrix.llvm-version }} clang-tidy-${{ matrix.llvm-version }}
 
+      - name: Install lcov
+        run: sudo apt-get install lcov
+
       - name: Setup env
         run: |
           sudo ln -f -s /usr/bin/clang-${{ matrix.llvm-version }} /usr/bin/clang
@@ -83,3 +86,24 @@ jobs:
 
       - name: Test with lit-suite
         run: cmake --build build --target check-dimeta
+
+      - name: Build coverage report
+        run: cmake --build build --target dimeta-coverage
+
+      - name: Coveralls (parallel)
+        uses: coverallsapp/github-action@master
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          path-to-lcov: build/coverage.info
+          flag-name: ${{ matrix.llvm-version }}-${{ matrix.os }}
+          parallel: true
+
+  finish-coverage:
+    needs: lit-suite
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Coveralls Finished
+        uses: coverallsapp/github-action@master
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          parallel-finished: true
\ No newline at end of file

From 4424d7a3d17f7105f9f6a1b9f38db71f38b2de42 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alexander=20H=C3=BCck?= <hueck.alexander@gmail.com>
Date: Sat, 21 Dec 2024 21:11:12 +0100
Subject: [PATCH 2/3] Config flags for lcov

---
 cmake/modules/coverage-lcov.cmake | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/cmake/modules/coverage-lcov.cmake b/cmake/modules/coverage-lcov.cmake
index 8f180cc..07dcd92 100644
--- a/cmake/modules/coverage-lcov.cmake
+++ b/cmake/modules/coverage-lcov.cmake
@@ -25,7 +25,7 @@ endif()
 
 set(
     DIMETA_COVERAGE_TRACE_COMMAND
-    ${DIMETA_LCOV_EXEC} ${GCOV_TOOL} -c -q
+    ${DIMETA_LCOV_EXEC} ${GCOV_TOOL} --rc branch_coverage=1 --rc derive_function_end_line=0 -c -q
     -o "${PROJECT_BINARY_DIR}/coverage.info"
     -d "${PROJECT_BINARY_DIR}"
     --include "${PROJECT_SOURCE_DIR}/*"
@@ -35,7 +35,7 @@ set(
 
 set(
     DIMETA_COVERAGE_HTML_COMMAND
-    ${DIMETA_GENHTML_EXEC} --legend -f -q
+    ${DIMETA_GENHTML_EXEC} --rc branch_coverage=1 --rc derive_function_end_line=0 --legend -f -q
     "${PROJECT_BINARY_DIR}/coverage.info"
     -p "${PROJECT_SOURCE_DIR}"
     -o "${PROJECT_BINARY_DIR}/coverage_html"

From 2e39ad847a9b63f122604dcb5e8e6d9596338ae5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alexander=20H=C3=BCck?= <hueck.alexander@gmail.com>
Date: Sat, 21 Dec 2024 21:22:54 +0100
Subject: [PATCH 3/3] Coverage badge

---
 .github/workflows/ci.yml | 2 +-
 README.md                | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0299ce1..5b6d63f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -106,4 +106,4 @@ jobs:
         uses: coverallsapp/github-action@master
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
-          parallel-finished: true
\ No newline at end of file
+          parallel-finished: true
diff --git a/README.md b/README.md
index 624feb7..b81ee91 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# llvm-dimeta  &middot; [![License](https://img.shields.io/badge/License-BSD%203--Clause-blue.svg)](https://opensource.org/licenses/BSD-3-Clause)
+# llvm-dimeta  &middot; [![License](https://img.shields.io/badge/License-BSD%203--Clause-blue.svg)](https://opensource.org/licenses/BSD-3-Clause) [![Coverage Status](https://coveralls.io/repos/github/ahueck/llvm-dimeta/badge.svg?branch=main)](https://coveralls.io/github/ahueck/llvm-dimeta)
 
 llvm-dimeta is library to determine the type of stack (`AllocaInst`), globals (`GlobalVariables`) and heap allocations in LLVM IR based only on the LLVM debug information and metadata.