================
@@ -0,0 +1,78 @@
+//===- LUSummaryConsumer.cpp
----------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM
Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "clang/Analysis/Scalable/SummaryData/LUSummaryConsumer.h"
+#include "clang/Analysis/Scalable/SummaryData/SummaryDataBuilderRegistry.h"
+#include "clang/Analysis/Scalable/Support/ErrorBuilder.h"
+
+using namespace clang;
+using namespace ssaf;
+
+llvm::Expected<std::unique_ptr<SummaryData>>
+LUSummaryConsumer::build(LUDataIterator LUIt) {
+ const SummaryName SN = LUIt->first;
+ auto Builder = SummaryDataBuilderRegistry::instantiate(SN.str());
+ if (!Builder) {
+ return ErrorBuilder::create(std::errc::invalid_argument,
+ "no builder registered for analysis '{0}'",
+ SN.str())
+ .build();
+ }
+
+ for (auto &[Id, Summary] : LUIt->second) {
+ Builder->addSummary(Id, std::move(Summary));
+ }
+ Builder->finalize();
+ LU->Data.erase(LUIt);
+
+ return std::move(*Builder).getData();
+}
+
+llvm::Expected<std::unique_ptr<SummaryData>>
+LUSummaryConsumer::build(const SummaryName &SN) {
+ auto LUIt = LU->Data.find(SN);
+ if (LUIt == LU->Data.end()) {
+ return ErrorBuilder::create(std::errc::invalid_argument,
+ "no data for analysis '{0}' in LUSummary",
+ SN.str())
+ .build();
+ }
+ return build(LUIt);
+}
+
+llvm::Expected<SummaryDataStore>
+LUSummaryConsumer::run(llvm::ArrayRef<SummaryName> Names) {
+ SummaryDataStore Store;
+ for (const auto &SN : Names) {
+ auto Result = build(SN);
+ if (!Result) {
+ return Result.takeError();
+ }
+ Store.Data.emplace(SN, std::move(*Result));
+ }
+ return Store;
+}
+
+SummaryDataStore LUSummaryConsumer::run() && {
+ SummaryDataStore Store;
+ // Advance the iterator before calling build(): build() erases the current
+ // element on success, but std::map only invalidates iterators to the erased
+ // element, so the pre-advanced iterator remains valid in all cases.
+ auto It = LU->Data.begin();
+ while (It != LU->Data.end()) {
+ auto Current = It++;
----------------
steakhal wrote:
```suggestion
auto Current = It++; // Read the comment above!
```
https://github.com/llvm/llvm-project/pull/185803
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