[MacPorts] #66886: clang-devel seems to be broken on macOS 12

[MacPorts]

#66886: clang-devel seems to be broken on macOS 12
--------------------------+----------------------
  Reporter:  catap        |      Owner:  jeremyhu
      Type:  defect       |     Status:  assigned
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:
      Port:  clang-devel  |
--------------------------+----------------------

Comment (by kencu):

 working normally on MacOS 13 :

 {{{
 % clang++-mp-devel -v test.cc
 clang version 16.0.0
 Target: arm64-apple-darwin22.2.0
 Thread model: posix
 InstalledDir: /opt/local/libexec/llvm-devel/bin
  "/opt/local/libexec/llvm-devel/bin/clang" -cc1 -triple arm64-apple-
 macosx13.0.0 -Wundef-prefix=TARGET_OS_ -Werror=undef-prefix -Wdeprecated-
 objc-isa-usage -Werror=deprecated-objc-isa-usage -emit-obj -mrelax-all
 --mrelax-relocations -disable-free -clear-ast-before-backend -disable-
 llvm-verifier -discard-value-names -main-file-name test.cc -mrelocation-
 model pic -pic-level 2 -mframe-pointer=non-leaf -ffp-contract=on -fno-
 rounding-math -funwind-tables=1 -target-sdk-version=13.1 -fcompatibility-
 qualified-id-block-type-checking -fvisibility-inlines-hidden-static-local-
 var -target-cpu apple-m1 -target-feature +v8.5a -target-feature +crc
 -target-feature +lse -target-feature +rdm -target-feature +crypto -target-
 feature +dotprod -target-feature +fp-armv8 -target-feature +neon -target-
 feature +fp16fml -target-feature +ras -target-feature +rcpc -target-
 feature +zcm -target-feature +zcz -target-feature +fullfp16 -target-
 feature +sm4 -target-feature +sha3 -target-feature +sha2 -target-feature
 +aes -target-abi darwinpcs -mllvm -treat-scalable-fixed-error-as-warning
 -debugger-tuning=lldb -target-linker-version 820.1 -v -fcoverage-
 compilation-dir=/Users/Shared -resource-dir /opt/local/libexec/llvm-
 devel/lib/clang/16 -isysroot
 /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk
 -I/usr/local/include -stdlib=libc++ -internal-isystem /opt/local/libexec
 /llvm-devel/bin/../include/c++/v1 -internal-isystem
 /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/local/include
 -internal-isystem /opt/local/libexec/llvm-devel/lib/clang/16/include
 -internal-externc-isystem
 /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include
 -fdeprecated-macro -fdebug-compilation-dir=/Users/Shared -ferror-limit 19
 -stack-protector 1 -fblocks -fencode-extended-block-signature -fregister-
 global-dtors-with-atexit -fgnuc-version=4.2.1 -fcxx-exceptions
 -fexceptions -fmax-type-align=16 -fcolor-diagnostics
 -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o
 /var/folders/97/nn3swcb52bg003_4bctdbyd80000gn/T/test-84bac6.o -x c++
 test.cc
 clang -cc1 version 16.0.0 based upon LLVM 16.0.0git default target arm64
 -apple-darwin22.2.0
 ignoring nonexistent directory "/usr/local/include"
 ignoring nonexistent directory
 "/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/local/include"
 ignoring nonexistent directory
 "/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/Library/Frameworks"
 #include "..." search starts here:
 #include <...> search starts here:
  /opt/local/libexec/llvm-devel/bin/../include/c++/v1
  /opt/local/libexec/llvm-devel/lib/clang/16/include
 /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include
 /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/System/Library/Frameworks
 (framework directory)
 End of search list.
  "/opt/local/libexec/llvm-devel/bin/ld" -demangle -lto_library
 /opt/local/libexec/llvm-devel/lib/libLTO.dylib -no_deduplicate -dynamic
 -arch arm64 -platform_version macos 13.0.0 13.1 -syslibroot
 /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk
 -o a.out -L/usr/local/lib /var/folders/97/nn3swcb52bg003_4bctdbyd80000gn/T
 /test-84bac6.o -lc++ -lSystem /opt/local/libexec/llvm-
 devel/lib/clang/16/lib/darwin/libclang_rt.osx.a
 }}}

 if you use the "-v" option we might spot what is going wrong on your
 system. My first guess is it is not finding your MacOSX.sdk anywhere, but
 we shall see...

-- 
Ticket URL: <https://trac.macports.org/ticket/66886#comment:2>
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