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1declare_args() {2 # If set, this is prepended to compile action command lines (e.g. `"ccache"`).3 compiler_wrapper = ""4 5 # Set this to a clang build directory. If set, that clang is used as compiler.6 # On Windows, setting this also causes lld-link to be used as linker.7 # Example value: getenv("HOME") + "/src/llvm-build/Release+Asserts"8 clang_base_path = ""9 10 # Set this to the path to Android NDK r21. If set, cross compilation targeting11 # Android will be enabled.12 android_ndk_path = ""13 14 # Set this to the path of the Win SDK. Only used for cross compilation. If set, cross compilation targeting Windows will be enabled.15 win_sysroot = ""16}17 18declare_args() {19 # Set if the host compiler is clang. On by default on Mac or if20 # clang_base_path is set.21 is_clang = host_os == "mac" || clang_base_path != ""22 23 # Set this to true to link with LLD instead of the default linker.24 use_lld = clang_base_path != ""25}26 27assert(28 !(host_os == "win" && win_sysroot != ""),29 "win_sysroot should only be used for cross compilation, use sysroot on Windows")30