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build: use -stdlib++-isystem with Clang 10

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fanquake 2021-04-26 13:05:23 +08:00
parent 51d9d1607f
commit a5550f877a
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1 changed files with 3 additions and 8 deletions
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11
depends/hosts/darwin.mk
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@ -60,16 +60,11 @@ $(foreach TOOL,$(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=libc++ -nostdinc++ -Xclang -cxx-isystem$(OSX_SDK)/usr/include/c++/v1
# -stdlib=libc++ -stdlib++-isystem$(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.
#
# -Xclang -*system<path_a> \
# -Xclang -*system<path_b> \
# -Xclang -*system<path_c> ...
@ -109,8 +104,8 @@ darwin_CXX=env -u C_INCLUDE_PATH -u CPLUS_INCLUDE_PATH \
$(clangxx_prog) --target=$(host) -mmacosx-version-min=$(OSX_MIN_VERSION) \
-B$(build_prefix)/bin -mlinker-version=$(LD64_VERSION) \
-isysroot$(OSX_SDK) \
-stdlib=libc++ -nostdinc++ \
-Xclang -cxx-isystem$(OSX_SDK)/usr/include/c++/v1 \
-stdlib=libc++ \
-stdlib++-isystem$(OSX_SDK)/usr/include/c++/v1 \
-Xclang -internal-externc-isystem$(clang_resource_dir)/include \
-Xclang -internal-externc-isystem$(OSX_SDK)/usr/include