+ echo CC="gcc-9" >> ${GITHUB_ENV}
+ echo CXX="g++-9" >> ${GITHUB_ENV}
+ - name: Prepare environment (for old gnu on ubuntu-20.04)
+ if: (env.OS_VER=='ubuntu-20.04') && (env.CC_VND=='gnu') && (env.CC_VER=='old')
+ run: |
+ echo CC="gcc-8" >> ${GITHUB_ENV}
+ echo CXX="g++-8" >> ${GITHUB_ENV}
+ - name: Prepare environment (for new clang on ubuntu-20.04)
+ if: (env.OS_VER=='ubuntu-20.04') && (env.CC_VND=='clang') && (env.CC_VER=='new')
+ run: |
+ echo CC="clang-10" >> ${GITHUB_ENV}
+ echo CXX="clang++-10" >> ${GITHUB_ENV}
+ - name: Prepare environment (for cur clang on ubuntu-20.04)
+ if: (env.OS_VER=='ubuntu-20.04') && (env.CC_VND=='clang') && (env.CC_VER=='cur')
+ run: |
+ echo CC="clang-9" >> ${GITHUB_ENV}
+ echo CXX="clang++-9" >> ${GITHUB_ENV}
+ - name: Prepare environment (for old clang on ubuntu-20.04)
+ if: (env.OS_VER=='ubuntu-20.04') && (env.CC_VND=='clang') && (env.CC_VER=='old')
+ run: |
+ echo CC="clang-8" >> ${GITHUB_ENV}
+ echo CXX="clang++-8" >> ${GITHUB_ENV}
+ - name: Prepare environment (for new gnu on ubuntu-18.04)
+ if: (env.OS_VER=='ubuntu-18.04') && (env.CC_VND=='gnu') && (env.CC_VER=='new')
+ run: |
+ echo CC="gcc-9" >> ${GITHUB_ENV}
+ echo CXX="g++-9" >> ${GITHUB_ENV}
+ - name: Prepare environment (for cur gnu on ubuntu-18.04)
+ if: (env.OS_VER=='ubuntu-18.04') && (env.CC_VND=='gnu') && (env.CC_VER=='cur')
+ run: |
+ echo CC="gcc-8" >> ${GITHUB_ENV}
+ echo CXX="g++-8" >> ${GITHUB_ENV}
+ - name: Prepare environment (for old gnu on ubuntu-18.04)
+ if: (env.OS_VER=='ubuntu-18.04') && (env.CC_VND=='gnu') && (env.CC_VER=='old')
+ run: |
+ echo CC="gcc-7" >> ${GITHUB_ENV}
+ echo CXX="g++-7" >> ${GITHUB_ENV}
+ - name: Prepare environment (for new clang on ubuntu-18.04)
+ if: (env.OS_VER=='ubuntu-18.04') && (env.CC_VND=='clang') && (env.CC_VER=='new')
+ run: |
+ echo CC="clang-9" >> ${GITHUB_ENV}
+ echo CXX="clang++-9" >> ${GITHUB_ENV}
+ - name: Prepare environment (for cur clang on ubuntu-18.04)
+ if: (env.OS_VER=='ubuntu-18.04') && (env.CC_VND=='clang') && (env.CC_VER=='cur')
+ run: |
+ echo CC="clang-8" >> ${GITHUB_ENV}
+ echo CXX="clang++-8" >> ${GITHUB_ENV}
+ - name: Prepare environment (for old clang on ubuntu-18.04)
+ if: (env.OS_VER=='ubuntu-18.04') && (env.CC_VND=='clang') && (env.CC_VER=='old')
+ run: |
+ echo CC="clang-6.0" >> ${GITHUB_ENV}
+ echo CXX="clang++-6.0" >> ${GITHUB_ENV}
+ echo CXXFLAGS="-stdlib=libc++" >> ${GITHUB_ENV}
+ - name: Prepare environment (for cur msvc on windows-2019)
+ if: (env.OS_VER=='windows-2019') && (env.CC_VND=='msvc') && (env.CC_VER=='cur')
+ run: |
+ echo CC="msvc2019" >> ${GITHUB_ENV}
+ echo CXX="msvc2019" >> ${GITHUB_ENV}
+ - name: Install dependencies (Linux)