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depends/hosts/darwin.mk
| OSX_MIN_VERSION=10.12 | OSX_MIN_VERSION=10.12 | ||||
| OSX_SDK_VERSION=10.15.1 | OSX_SDK_VERSION=10.15.1 | ||||
| XCODE_VERSION=11.3.1 | XCODE_VERSION=11.3.1 | ||||
| XCODE_BUILD_ID=11C505 | XCODE_BUILD_ID=11C505 | ||||
| LD64_VERSION=530 | LD64_VERSION=530 | ||||
| OSX_SDK=$(SDK_PATH)/Xcode-$(XCODE_VERSION)-$(XCODE_BUILD_ID)-extracted-SDK-with-libcxx-headers | OSX_SDK=$(SDK_PATH)/Xcode-$(XCODE_VERSION)-$(XCODE_BUILD_ID)-extracted-SDK-with-libcxx-headers | ||||
| # When cross-compiling for Darwin using Clang, -mlinker-version must be passed to | # Flag explanations: | ||||
| # ensure that modern linker features are enabled. | # | ||||
| darwin_CC=clang -target $(host) -mmacosx-version-min=$(OSX_MIN_VERSION) --sysroot $(OSX_SDK) -mlinker-version=$(LD64_VERSION) | # -mlinker-version | ||||
| darwin_CXX=clang++ -target $(host) -mmacosx-version-min=$(OSX_MIN_VERSION) --sysroot $(OSX_SDK) -stdlib=libc++ -mlinker-version=$(LD64_VERSION) | # | ||||
| # Ensures that modern linker features are enabled. See here for more | |||||
| # details: https://github.com/bitcoin/bitcoin/pull/19407. | |||||
| # | |||||
| # -B$(build_prefix)/bin | |||||
| # | |||||
| # Explicitly point to our binaries (e.g. cctools) so that they are | |||||
| # ensured to be found and preferred over other possibilities. | |||||
| # | |||||
| # -nostdinc++ -isystem $(OSX_SDK)/usr/include/c++/v1 | |||||
| # | |||||
| # Forces clang to use the libc++ headers from our SDK and completely | |||||
| # forget about the libc++ headers from the standard directories | |||||
| # | |||||
| # TODO: Once we start requiring a clang version that has the | |||||
| # -stdlib++-isystem<directory> flag first introduced here: | |||||
| # https://reviews.llvm.org/D64089, we should use that instead. Read the | |||||
| # differential summary there for more details. | |||||
| # | |||||
| darwin_CC=clang -target $(host) -mmacosx-version-min=$(OSX_MIN_VERSION) --sysroot $(OSX_SDK) -mlinker-version=$(LD64_VERSION) -B$(build_prefix)/bin | |||||
| darwin_CXX=clang++ -target $(host) -mmacosx-version-min=$(OSX_MIN_VERSION) --sysroot $(OSX_SDK) -stdlib=libc++ -mlinker-version=$(LD64_VERSION) -B$(build_prefix)/bin -nostdinc++ -isystem $(OSX_SDK)/usr/include/c++/v1 | |||||
| darwin_CFLAGS=-pipe | darwin_CFLAGS=-pipe | ||||
| darwin_CXXFLAGS=$(darwin_CFLAGS) | darwin_CXXFLAGS=$(darwin_CFLAGS) | ||||
| darwin_release_CFLAGS=-O2 | darwin_release_CFLAGS=-O2 | ||||
| darwin_release_CXXFLAGS=$(darwin_release_CFLAGS) | darwin_release_CXXFLAGS=$(darwin_release_CFLAGS) | ||||
| darwin_debug_CFLAGS=-O1 | darwin_debug_CFLAGS=-O1 | ||||
| darwin_debug_CXXFLAGS=$(darwin_debug_CFLAGS) | darwin_debug_CXXFLAGS=$(darwin_debug_CFLAGS) | ||||
| darwin_native_binutils=native_cctools | |||||
| ifeq ($(strip $(FORCE_USE_SYSTEM_CLANG)),) | |||||
| darwin_native_toolchain=native_cctools | darwin_native_toolchain=native_cctools | ||||
| else | |||||
| darwin_native_toolchain= | |||||
| endif | |||||