diff options
Diffstat (limited to 'depends')
| -rw-r--r-- | depends/hosts/darwin.mk | 48 |
1 files changed, 13 insertions, 35 deletions
diff --git a/depends/hosts/darwin.mk b/depends/hosts/darwin.mk index 08d81cbc99..111a49cfaf 100644 --- a/depends/hosts/darwin.mk +++ b/depends/hosts/darwin.mk @@ -19,7 +19,6 @@ clang_prog=$(build_prefix)/bin/clang clangxx_prog=$(clang_prog)++ llvm_config_prog=$(build_prefix)/bin/llvm-config -clang_resource_dir=$(build_prefix)/lib/clang/$(native_clang_version) else # FORCE_USE_SYSTEM_CLANG is non-empty, so we use the clang from the user's # system @@ -37,7 +36,6 @@ clang_prog=$(shell $(SHELL) $(.SHELLFLAGS) "command -v clang") clangxx_prog=$(shell $(SHELL) $(.SHELLFLAGS) "command -v clang++") llvm_config_prog=$(shell $(SHELL) $(.SHELLFLAGS) "command -v llvm-config") -clang_resource_dir=$(shell clang -print-resource-dir) llvm_lib_dir=$(shell $(llvm_config_prog) --libdir) endif @@ -63,53 +61,33 @@ $(foreach TOOL,$(cctools_TOOLS),$(eval darwin_$(TOOL) = $$(build_prefix)/bin/$$( # Explicitly point to our binaries (e.g. cctools) so that they are # ensured to be found and preferred over other possibilities. # -# -stdlib++-isystem$(OSX_SDK)/usr/include/c++/v1 +# -isysroot$(OSX_SDK) -nostdlibinc # -# Forces clang to use the libc++ headers from our SDK and completely -# forget about the libc++ headers from the standard directories +# Disable default include paths built into the compiler as well as +# those normally included for libc and libc++. The only path that +# remains implicitly is the clang resource dir. # -# -Xclang -*system<path_a> \ -# -Xclang -*system<path_b> \ -# -Xclang -*system<path_c> ... +# -iwithsysroot / -iframeworkwithsysroot # -# Adds path_a, path_b, and path_c to the bottom of clang's list of -# include search paths. This is used to explicitly specify the list of -# system include search paths and its ordering, rather than rely on -# clang's autodetection routine. This routine has been shown to: -# 1. Fail to pickup libc++ headers in $SYSROOT/usr/include/c++/v1 -# when clang was built manually (see: https://github.com/bitcoin/bitcoin/pull/17919#issuecomment-656785034) -# 2. Fail to pickup C headers in $SYSROOT/usr/include when -# C_INCLUDE_DIRS was specified at configure time (see: https://gist.github.com/dongcarl/5cdc6990b7599e8a5bf6d2a9c70e82f9) -# -# Talking directly to cc1 with -Xclang here grants us access to specify -# more granular categories for these system include search paths, and we -# can use the correct categories that these search paths would have been -# placed in if the autodetection routine had worked correctly. (see: -# https://gist.github.com/dongcarl/5cdc6990b7599e8a5bf6d2a9c70e82f9#the-treatment) -# -# Furthermore, it places these search paths after any "non-Xclang" -# specified search paths. This prevents any additional clang options or -# environment variables from coming after or in between these system -# include search paths, as that would be wrong in general but would also -# break #include_next's. +# Adds the desired paths from the SDK # + darwin_CC=env -u C_INCLUDE_PATH -u CPLUS_INCLUDE_PATH \ -u OBJC_INCLUDE_PATH -u OBJCPLUS_INCLUDE_PATH -u CPATH \ -u LIBRARY_PATH \ $(clang_prog) --target=$(host) -mmacosx-version-min=$(OSX_MIN_VERSION) \ -B$(build_prefix)/bin -mlinker-version=$(LD64_VERSION) \ - -isysroot$(OSX_SDK) \ - -Xclang -internal-externc-isystem -Xclang $(clang_resource_dir)/include \ - -Xclang -internal-externc-isystem -Xclang $(OSX_SDK)/usr/include + -isysroot$(OSX_SDK) -nostdlibinc \ + -iwithsysroot/usr/include -iframeworkwithsysroot/System/Library/Frameworks + darwin_CXX=env -u C_INCLUDE_PATH -u CPLUS_INCLUDE_PATH \ -u OBJC_INCLUDE_PATH -u OBJCPLUS_INCLUDE_PATH -u CPATH \ -u LIBRARY_PATH \ $(clangxx_prog) --target=$(host) -mmacosx-version-min=$(OSX_MIN_VERSION) \ -B$(build_prefix)/bin -mlinker-version=$(LD64_VERSION) \ - -isysroot$(OSX_SDK) \ - -stdlib++-isystem$(OSX_SDK)/usr/include/c++/v1 \ - -Xclang -internal-externc-isystem -Xclang $(clang_resource_dir)/include \ - -Xclang -internal-externc-isystem -Xclang $(OSX_SDK)/usr/include + -isysroot$(OSX_SDK) -nostdlibinc \ + -iwithsysroot/usr/include/c++/v1 \ + -iwithsysroot/usr/include -iframeworkwithsysroot/System/Library/Frameworks darwin_CFLAGS=-pipe -std=$(C_STANDARD) darwin_CXXFLAGS=-pipe -std=$(CXX_STANDARD) |