libc++ and libc++abi

clang output

../usr/bin/x86_64-w64-mingw32-clang++ -stdlib=libc++ -c test.cpp -v
clang version 3.9.0 (trunk 272330) (llvm/trunk 272334)
Target: x86_64--windows-gnu
Thread model: posix
InstalledDir: /Users/martell/llvm/usr/bin
 "/Users/martell/llvm/usr/bin/clang-3.9" -cc1 -triple x86_64--windows-gnu -emit-obj -mrelax-all -disable-free -disable-llvm-verifier -discard-value-names -main-file-name test.cpp -mrelocation-model pic -pic-level 2 -mthread-model posix -fmath-errno -masm-verbose -mconstructor-aliases -munwind-tables -target-cpu x86-64 -target-linker-version 264.3.102 -momit-leaf-frame-pointer -v -dwarf-column-info -debugger-tuning=gdb -coverage-file /Users/martell/llvm/scripts/test.cpp -resource-dir /Users/martell/llvm/usr/bin/../lib/clang/3.9.0 -internal-isystem /Users/martell/llvm/usr/include/c++/v1 -internal-isystem /Users/martell/llvm/usr/bin/../lib/clang/3.9.0/include -internal-isystem /Users/martell/llvm/usr/x86_64-w64-mingw32/include -internal-isystem /Users/martell/llvm/usr/include -fdeprecated-macro -fdebug-compilation-dir /Users/martell/llvm/scripts -ferror-limit 19 -fmessage-length 204 -fno-use-cxa-atexit -fobjc-runtime=gcc -fdiagnostics-show-option -fcolor-diagnostics -o test.o -x c++ test.cpp
clang -cc1 version 3.9.0 based upon LLVM 3.9.0svn default target x86_64-apple-darwin15.5.0
#include "..." search starts here:
#include <...> search starts here:
 /Users/martell/llvm/usr/include/c++/v1
 /Users/martell/llvm/usr/bin/../lib/clang/3.9.0/include
 /Users/martell/llvm/usr/x86_64-w64-mingw32/include
 /Users/martell/llvm/usr/include
End of search list.

lld output

"/Users/martell/llvm/usr/bin/lld" -flavor gnu -m i386pep -Bdynamic -o a.exe 
/Users/martell/llvm/usr/x86_64-w64-mingw32/lib/crt2.o 
/Users/martell/llvm/usr/x86_64-w64-mingw32/lib/crtbegin.o 
-L/Users/martell/llvm/usr/x86_64-w64-mingw32/lib 
-L/Users/martell/llvm/usr/lib 
-L/Users/martell/llvm/usr/x86_64-w64-mingw32/sys-root/mingw/lib test.o 
-lc++ -lc++abi -lmsvcrt 
-lmingw32 /Users/martell/llvm/usr/bin/../lib/clang/3.9.0/lib/windows/libclang_rt.builtins-x86_64.a 
-lmoldname -lmingwex -lmsvcrt -ladvapi32 -lshell32 -luser32 -lkernel32 
/Users/martell/llvm/usr/x86_64-w64-mingw32/lib/crtend.o

output

Hello World!

test.cpp

#if !defined(_WIN32)
#error Only Windows targets are supported!
#endif

#ifndef __cplusplus
# error Only a C++ compiler can be used!
#endif

#include <iostream>

int main()
{
  std::cout << "Hello World!";
}