================
@@ -24377,6 +24378,39 @@ VarDecl
*SemaOpenMP::ActOnOpenMPDeclareReductionInitializerStart(Scope *S,
void SemaOpenMP::ActOnOpenMPDeclareReductionInitializerEnd(
Decl *D, Expr *Initializer, VarDecl *OmpPrivParm) {
auto *DRD = cast<OMPDeclareReductionDecl>(D);
+
+ // For non-trivial types with user initializers, build an AST that
+ // includes default construction first to initialize members before user
+ // initializer. This must be done before popping contexts.
+ if (Initializer && !DRD->getDeclContext()->isDependentContext()) {
+ QualType ReductionType = DRD->getType();
+ if (const auto *RD = ReductionType->getAsCXXRecordDecl()) {
+ CXXConstructorDecl *DefaultCtor =
+ SemaRef.LookupDefaultConstructor(const_cast<CXXRecordDecl *>(RD));
+ if (DefaultCtor && !DefaultCtor->isDeleted() &&
+ !DefaultCtor->isTrivial()) {
+ SemaRef.ActOnUninitializedDecl(OmpPrivParm);
+ if (Expr *DefaultInit = OmpPrivParm->getInit()) {
+ OmpPrivParm->setInit(nullptr);
+
+ // Wrap default-init and user initializer in a StmtExpr. Create
+ // CompoundStmt directly since we don't have an active scope.
+ SmallVector<Stmt *, 2> Stmts;
+ Stmts.push_back(DefaultInit);
+ Stmts.push_back(Initializer);
+
+ CompoundStmt *CS =
+ CompoundStmt::Create(SemaRef.Context, Stmts, FPOptionsOverride(),
+ D->getLocation(), D->getLocation());
+
+ Initializer = new (SemaRef.Context) StmtExpr(
+ CS, SemaRef.Context.VoidTy, D->getLocation(), D->getLocation(),
+ /*TemplateDepth=*/0);
+ }
+ }
----------------
zahiraam wrote:
Removed.
https://github.com/llvm/llvm-project/pull/219265
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