Teach PackExpansionExpr to keep track of the number of pack expansions
it will expand to, if known. Propagate this information throughout Sema.
llvm-svn: 123470
diff --git a/clang/lib/AST/TemplateBase.cpp b/clang/lib/AST/TemplateBase.cpp
index f7c4ac8..26c0c08 100644
--- a/clang/lib/AST/TemplateBase.cpp
+++ b/clang/lib/AST/TemplateBase.cpp
@@ -384,7 +384,7 @@
= cast<PackExpansionExpr>(Argument.getAsExpr());
Expr *Pattern = Expansion->getPattern();
Ellipsis = Expansion->getEllipsisLoc();
- // FIXME: Variadic templates num expansions
+ NumExpansions = Expansion->getNumExpansions();
return TemplateArgumentLoc(Pattern, Pattern);
}