[PATCH] CodeGen: Fix linkage of reference temporaries

[David Majnemer]

Give reference temporaries private linkage if their variable has strong, external linkage.

http://reviews.llvm.org/D3515

Files:
  lib/CodeGen/CGDecl.cpp
  lib/CodeGen/CGDeclCXX.cpp
  lib/CodeGen/CodeGenModule.cpp
  test/CXX/temp/temp.spec/temp.explicit/p1-emit.cpp
  test/CodeGenCXX/const-init-cxx11.cpp
  test/CodeGenCXX/const-init-cxx1y.cpp
  test/CodeGenCXX/cxx11-thread-local.cpp
  test/CodeGenCXX/cxx1y-variable-template.cpp
  test/CodeGenCXX/specialized-static-data-mem-init.cpp
  test/CodeGenCXX/static-init-3.cpp
  test/CodeGenCXX/template-instantiation.cpp
  test/CodeGenCXX/vla.cpp
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