Teach template template argument pack expansions to keep track of the
number of expansions, when we know it, and propagate that information
through Sema.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@123493 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaTemplate.cpp b/lib/Sema/SemaTemplate.cpp
index 5101b3b..3c9d386 100644
--- a/lib/Sema/SemaTemplate.cpp
+++ b/lib/Sema/SemaTemplate.cpp
@@ -467,8 +467,12 @@
case ParsedTemplateArgument::Template: {
TemplateName Template = Arg.getAsTemplate().get();
- return TemplateArgumentLoc(TemplateArgument(Template,
- Arg.getEllipsisLoc().isValid()),
+ TemplateArgument TArg;
+ if (Arg.getEllipsisLoc().isValid())
+ TArg = TemplateArgument(Template, llvm::Optional<unsigned int>());
+ else
+ TArg = Template;
+ return TemplateArgumentLoc(TArg,
Arg.getScopeSpec().getRange(),
Arg.getLocation(),
Arg.getEllipsisLoc());