Docker and drone files

.drone.yml

@@ -0,0 +1,18 @@
+kind: pipeline
+type: docker
+name: default
+
+steps:
+  - name: build and test
+    pull: never
+    image: erki/llvm:latest
+    commands:
+    - pip3 install --upgrade conan
+    - conan profile new default --detect
+    - conan profile update settings.compiler.libcxx=libstdc++11 default
+    - mkdir build
+    - cd build
+    - conan install .. --build=missing
+    - cmake .. -G "Ninja" -DCMAKE_BUILD_TYPE=Release -DWITH_TESTS=ON
+    - ninja
+    - ctest . --output-on-failure

CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.14)
 project("C Analyzer")
 
 set(CMAKE_MODULE_PATH ${CMAKE_BINARY_DIR})

Dockerfile

@@ -0,0 +1,16 @@
+FROM ubuntu:20.04
+
+ENV DEBIAN_FRONTEND noninteractive
+
+RUN apt-get update -y
+RUN apt-get install -y git build-essential cmake ninja-build python3 python3-pip
+
+RUN git clone --depth=1 https://github.com/llvm/llvm-project.git
+
+RUN mkdir /llvm-project/build
+WORKDIR /llvm-project/build
+RUN cmake ../llvm -G"Ninja" -DLLVM_ENABLE_PROJECTS="clang" -DCMAKE_BUILD_TYPE=Release
+RUN ninja install
+
+WORKDIR /
+RUN rm -r /llvm-project

op-finder-lib/CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.14)
 
 find_package(nlohmann_json REQUIRED)
 find_package(Clang REQUIRED)

op-finder-tests/CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.14)
 
 find_package(Catch2 REQUIRED)
 

op-finder/CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.17)
+cmake_minimum_required(VERSION 3.14)
 
 # LLVM is typically compiled without RTTI. Weird linker errors ensue if
 # you keep RTTI on and try to link.