Building failed on Mac OS

[Heromyth]

The error message:

Linking...
dmd -of.dub/build/server-debug-posix.osx-x86_64-dmd_2091-789ACCFB4E7175AA7E03295664C71631/http-server .dub/build/server-debug-posix.osx-x86_64-dmd_2091-789ACCFB4E7175AA7E03295664C71631/http-server.o ../../.dub/build/default-debug-posix.osx-x86_64-dmd_2091-5E13BCCCBAA4897920B997E7C0DE09B6/libhunt-http.a ../../../hunt-net/.dub/build/default-debug-posix.osx-x86_64-dmd_2091-8715AC4D8BCF54BB913AF1A6B5D68845/libhunt-net.a ../../../hunt/.dub/build/library-debug-posix.osx-x86_64-dmd_2091-D2D93C3E043B34896F959408A5A7FD54/libhunt.a -m64 -g
ld: in ../../.dub/build/default-debug-posix.osx-x86_64-dmd_2091-5E13BCCCBAA4897920B997E7C0DE09B6/libhunt-http.a(concurrency_5c25_41b.o), in section __TEXT,__textcoal_nt reloc 2: symbol index out of range
clang: error: linker command failed with exit code 1 (use -v to see invocation)
Error: linker exited with status 1

Here is the bug: https://issues.dlang.org/show_bug.cgi?id=19044