ci: add lsan ci step to .drone.yml

.drone.yml

@@ -63,6 +63,47 @@ steps:
 
       find ./build -type f -name "*_tests" -executable | xargs -I {} bash -c 'valgrind --leak-check=full --show-leak-kinds=all --track-origins=yes --verbose --error-exitcode=255 {}' || exit 1
 
+---
+kind: pipeline
+type: docker
+name: leak sanitizer
+clone:
+  recursive: true
+  submodule_update_remote: true
+
+trigger:
+  branch:
+  - main
+
+steps:
+- name: leak sanitizer
+  image: leak_sanitizer:latest
+  pull: if-not-exists
+  commands:
+    - |
+      set -e
+
+      git submodule update --init --recursive
+      conan install . \
+        -s build_type=Release \
+        -s compiler=clang \
+        -s compiler.version=20 \
+        -s compiler.libcxx=libc++ \
+        -c tools.system.package_manager:mode=install \
+        -c tools.cmake.cmaketoolchain:generator=Ninja \
+        -c tools.build:cxxflags='["-g", "-fno-omit-frame-pointer", "-nostdinc++", "-isystem", "/libcxx_lsan/include/c++/v1/", "-fsanitize=leak"]' \
+        -c tools.build:sharedlinkflags='["-L/libcxx_lsan/lib", "-Wl,-rpath,/libcxx_lsan/lib", "-lc++", "-lc++abi", "-fsanitize=leak"]' \
+        -c tools.build:exelinkflags='["-L/libcxx_lsan/lib", "-Wl,-rpath,/libcxx_lsan/lib", "-lc++", "-lc++abi", "-fsanitize=leak"]' \
+        -c tools.info.package_id:confs='["tools.build:cxxflags","tools.build:sharedlinkflags","tools.build:exelinkflags"]' \
+        -c tools.build:compiler_executables='{"c": "clang", "cpp": "clang++"}' \
+        -o enable_static_analysis=False \
+        -o enable_tests=True \
+        --build=missing
+      for test in $(find ./build -type f -name '*_tests' -executable); do
+        echo "Running $test"
+        "$test"
+      done
+
 ---
 kind: pipeline
 type: docker