Emit a warning when list-initializing a std::initializer_list member.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@150933 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaDeclCXX.cpp b/lib/Sema/SemaDeclCXX.cpp
index 0b785f3..48dc911 100644
--- a/lib/Sema/SemaDeclCXX.cpp
+++ b/lib/Sema/SemaDeclCXX.cpp
@@ -1643,6 +1643,10 @@
ExprResult Init = InitExpr;
if (!FD->getType()->isDependentType() && !InitExpr->isTypeDependent()) {
+ if (isa<InitListExpr>(InitExpr) && isStdInitializerList(FD->getType(), 0)) {
+ Diag(FD->getLocation(), diag::warn_dangling_std_initializer_list)
+ << /*at end of ctor*/1 << InitExpr->getSourceRange();
+ }
// FIXME: if there is no EqualLoc, this is list-initialization.
Init = PerformCopyInitialization(
InitializedEntity::InitializeMember(FD), EqualLoc, InitExpr);
@@ -2112,6 +2116,11 @@
InitList = true;
Args = &Init;
NumArgs = 1;
+
+ if (isStdInitializerList(Member->getType(), 0)) {
+ Diag(IdLoc, diag::warn_dangling_std_initializer_list)
+ << /*at end of ctor*/1 << InitRange;
+ }
}
// Initialize the member.