Diagnose the presence of unexpanded parameter packs within class
template partial specialization arguments.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@122769 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaTemplate.cpp b/lib/Sema/SemaTemplate.cpp
index ce0132e..6384e53 100644
--- a/lib/Sema/SemaTemplate.cpp
+++ b/lib/Sema/SemaTemplate.cpp
@@ -4126,6 +4126,12 @@
TemplateArgs.setRAngleLoc(RAngleLoc);
translateTemplateArguments(TemplateArgsIn, TemplateArgs);
+ // Check for unexpanded parameter packs in any of the template arguments.
+ for (unsigned I = 0, N = TemplateArgs.size(); I != N; ++I)
+ if (DiagnoseUnexpandedParameterPack(TemplateArgs[I],
+ UPPC_PartialSpecialization))
+ return true;
+
// Check that the template argument list is well-formed for this
// template.
llvm::SmallVector<TemplateArgument, 4> Converted;