[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):

 Small update. Issue is only with clang-16. clang-15 works fine

 {{{
 Oberon ~/cernbox/MacPorts/c++17 > clang++-mp-15 --std=c++17
 -fsanitize=address ./test.cpp
 Oberon ~/cernbox/MacPorts/c++17 > ./a.out
 a.out(15346,0x10fa0a600) malloc: nano zone abandoned due to inability to
 preallocate reserved vm space.
 variant<int> = 42
 test_variant: bad_variant_access
 optional i = 321
 i: 1
 d: 3.14
 b: 1
 PKc: FooBar
 ▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─
 ▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─
 ▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄
 ▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀
 ▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─▀▄─
 ▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─▄▀─
 all types in pack are T
 not all types in pack are T
 1 2.3
 -2 2.3
 -2147483648 0
 2147483647 -1
 Oberon ~/cernbox/MacPorts/c++17 > otool -L ./a.out
 ./a.out:
         /usr/lib/libc++.1.dylib (compatibility version 1.0.0, current
 version 1300.36.0)
         @rpath/libclang_rt.asan_osx_dynamic.dylib (compatibility version
 0.0.0, current version 0.0.0)
         /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current
 version 1319.0.0)
 }}}

 So clang-15 use @rpath , whilst clang-16 a hardocded fixed path.

 Both ports files for llvm 15 and 16 do exactly the same thing w.r.t.
 rpath.

-- 
Ticket URL: <https://trac.macports.org/ticket/67686#comment:4>
MacPorts <https://www.macports.org/>
Ports system for macOS