With the old linkage types removed, set the linkage to external for both
dllimport and dllexport to reflect what's currently supported.
llvm-svn: 199220
- This is designed to make it obvious that %clang_cc1 is a "test variable"
which is substituted. It is '%clang_cc1' instead of '%clang -cc1' because it
can be useful to redefine what gets run as 'clang -cc1' (for example, to set
a default target).
llvm-svn: 91446