[MacPorts] #67686: clang-16 @16.0.6_0: links to compiler runtime libraries using wrong path

[MacPorts]

#67686: clang-16 @16.0.6_0: links to compiler runtime libraries using wrong path
---------------------------+--------------------
  Reporter:  chrstphrchvz  |      Owner:  (none)
      Type:  defect        |     Status:  new
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:  2.8.1
Resolution:                |   Keywords:
      Port:  clang-16      |
---------------------------+--------------------

Comment (by cjones051073):

 Thanks Ken. If I compare the sanitiser libs specifically, between clang 15
 and 16 I see

 {{{
 Oberon ~/Projects/MacPorts/ports > port contents clang-15 | grep dylib |
 grep san_osx | xargs otool -L
 /opt/local/libexec/llvm-15/lib/clang/15.0.7/lib/darwin/libclang_rt.asan_osx_dynamic.dylib:
         @rpath/libclang_rt.asan_osx_dynamic.dylib (compatibility version
 0.0.0, current version 0.0.0)
         /usr/lib/libc++.1.dylib (compatibility version 1.0.0, current
 version 1300.23.0)
         /usr/lib/libc++abi.dylib (compatibility version 1.0.0, current
 version 1300.23.0)
         /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current
 version 1311.100.3)
 /opt/local/libexec/llvm-15/lib/clang/15.0.7/lib/darwin/libclang_rt.lsan_osx_dynamic.dylib:
         @rpath/libclang_rt.lsan_osx_dynamic.dylib (compatibility version
 0.0.0, current version 0.0.0)
         /usr/lib/libc++.1.dylib (compatibility version 1.0.0, current
 version 1300.23.0)
         /usr/lib/libc++abi.dylib (compatibility version 1.0.0, current
 version 1300.23.0)
         /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current
 version 1311.100.3)
 /opt/local/libexec/llvm-15/lib/clang/15.0.7/lib/darwin/libclang_rt.tsan_osx_dynamic.dylib:
         @rpath/libclang_rt.tsan_osx_dynamic.dylib (compatibility version
 0.0.0, current version 0.0.0)
         /usr/lib/libc++.1.dylib (compatibility version 1.0.0, current
 version 1300.23.0)
         /usr/lib/libc++abi.dylib (compatibility version 1.0.0, current
 version 1300.23.0)
         /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current
 version 1311.100.3)
         /usr/lib/libobjc.A.dylib (compatibility version 1.0.0, current
 version 228.0.0)
 /opt/local/libexec/llvm-15/lib/clang/15.0.7/lib/darwin/libclang_rt.ubsan_osx_dynamic.dylib:
         @rpath/libclang_rt.ubsan_osx_dynamic.dylib (compatibility version
 0.0.0, current version 0.0.0)
         /usr/lib/libc++.1.dylib (compatibility version 1.0.0, current
 version 1300.23.0)
         /usr/lib/libc++abi.dylib (compatibility version 1.0.0, current
 version 1300.23.0)
         /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current
 version 1311.100.3)
 Oberon ~/Projects/MacPorts/ports > port contents clang-16 | grep dylib |
 grep san_osx | xargs otool -L
 /opt/local/libexec/llvm-16/lib/clang/16/lib/darwin/libclang_rt.asan_osx_dynamic.dylib:
         /opt/local/libexec/llvm-16/lib/libclang_rt.asan_osx_dynamic.dylib
 (compatibility version 0.0.0, current version 0.0.0)
         /usr/lib/libc++.1.dylib (compatibility version 1.0.0, current
 version 1300.36.0)
         /usr/lib/libc++abi.dylib (compatibility version 1.0.0, current
 version 1300.36.0)
         /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current
 version 1319.0.0)
 /opt/local/libexec/llvm-16/lib/clang/16/lib/darwin/libclang_rt.lsan_osx_dynamic.dylib:
         /opt/local/libexec/llvm-16/lib/libclang_rt.lsan_osx_dynamic.dylib
 (compatibility version 0.0.0, current version 0.0.0)
         /usr/lib/libc++.1.dylib (compatibility version 1.0.0, current
 version 1300.36.0)
         /usr/lib/libc++abi.dylib (compatibility version 1.0.0, current
 version 1300.36.0)
         /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current
 version 1319.0.0)
 /opt/local/libexec/llvm-16/lib/clang/16/lib/darwin/libclang_rt.tsan_osx_dynamic.dylib:
         /opt/local/libexec/llvm-16/lib/libclang_rt.tsan_osx_dynamic.dylib
 (compatibility version 0.0.0, current version 0.0.0)
         /usr/lib/libc++.1.dylib (compatibility version 1.0.0, current
 version 1300.36.0)
         /usr/lib/libc++abi.dylib (compatibility version 1.0.0, current
 version 1300.36.0)
         /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current
 version 1319.0.0)
         /usr/lib/libobjc.A.dylib (compatibility version 1.0.0, current
 version 228.0.0)
 /opt/local/libexec/llvm-16/lib/clang/16/lib/darwin/libclang_rt.ubsan_osx_dynamic.dylib:
         /opt/local/libexec/llvm-16/lib/libclang_rt.ubsan_osx_dynamic.dylib
 (compatibility version 0.0.0, current version 0.0.0)
         /usr/lib/libc++.1.dylib (compatibility version 1.0.0, current
 version 1300.36.0)
         /usr/lib/libc++abi.dylib (compatibility version 1.0.0, current
 version 1300.36.0)
         /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current
 version 1319.0.0)
 }}}

 so clang-15 uses path, clang 16 does not.

 That LLVM commit is for sure fiddling in the right sort of area..

-- 
Ticket URL: <https://trac.macports.org/ticket/67686#comment:9>
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