================
@@ -10918,22 +10944,24 @@ QualType
Sema::DeduceTemplateSpecializationFromInitializer(
if (!(RD->getDefinition() && RD->isAggregate()))
return;
QualType Ty = Context.getRecordType(RD);
- SmallVector<QualType, 8> ElementTypes;
-
- InitListChecker CheckInitList(*this, Entity, ListInit, Ty, ElementTypes);
- if (!CheckInitList.HadError()) {
+ auto BuildAggregateDeductionGuide = [&](MutableArrayRef<QualType>
+ ElementTypes,
+ bool BracedVersion = false) {
+ if (ElementTypes.empty())
+ return;
// C++ [over.match.class.deduct]p1.8:
// if e_i is of array type and x_i is a braced-init-list, T_i is an
// rvalue reference to the declared type of e_i and
// C++ [over.match.class.deduct]p1.9:
- // if e_i is of array type and x_i is a bstring-literal, T_i is an
+ // if e_i is of array type and x_i is a string-literal, T_i is an
// lvalue reference to the const-qualified declared type of e_i and
// C++ [over.match.class.deduct]p1.10:
// otherwise, T_i is the declared type of e_i
- for (int I = 0, E = ListInit->getNumInits();
+ for (int I = 0, E = BracedVersion ? ElementTypes.size()
+ : ListInit->getNumInits();
I < E && !isa<PackExpansionType>(ElementTypes[I]); ++I)
if (ElementTypes[I]->isArrayType()) {
- if (isa<InitListExpr>(ListInit->getInit(I)))
+ if (isa<InitListExpr, DesignatedInitExpr>(ListInit->getInit(I)))
----------------
hokein wrote:
Is there any justification for `a designated-initializer-list is also a
braced-init-list`? I didn't find any related words in the standard, and I'm not
sure this is correct, they at least have different forms per the standard
grammar.
https://github.com/llvm/llvm-project/pull/94889
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