Only produce one -Wc++98-compat warning when initializing a reference from an init list with multiple elements.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@172285 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaInit.cpp b/lib/Sema/SemaInit.cpp
index 111f81e..94dd2aa 100644
--- a/lib/Sema/SemaInit.cpp
+++ b/lib/Sema/SemaInit.cpp
@@ -4877,6 +4877,7 @@
if (S.getLangOpts().CPlusPlus11 && Entity.getType()->isReferenceType() &&
Args.size() == 1 && isa<InitListExpr>(Args[0]) &&
+ cast<InitListExpr>(Args[0])->getNumInits() == 1 &&
Entity.getKind() != InitializedEntity::EK_Parameter) {
// Produce a C++98 compatibility warning if we are initializing a reference
// from an initializer list. For parameters, we produce a better warning