Allow dllimport on function definitions when they're template instantiations

llvm-svn: 209157
diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index 5276caf..44ca495 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -9766,7 +9766,8 @@
     ResolveExceptionSpec(D->getLocation(), FPT);
 
   // dllimport cannot be applied to non-inline function definitions.
-  if (FD->hasAttr<DLLImportAttr>() && !FD->isInlined()) {
+  if (FD->hasAttr<DLLImportAttr>() && !FD->isInlined() &&
+      !FD->isTemplateInstantiation()) {
     assert(!FD->hasAttr<DLLExportAttr>());
     Diag(FD->getLocation(), diag::err_attribute_dllimport_function_definition);
     FD->setInvalidDecl();