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Diffstat (limited to 'clang/lib/Frontend/TestModuleFileExtension.cpp')
-rw-r--r--clang/lib/Frontend/TestModuleFileExtension.cpp15
1 files changed, 12 insertions, 3 deletions
diff --git a/clang/lib/Frontend/TestModuleFileExtension.cpp b/clang/lib/Frontend/TestModuleFileExtension.cpp
index 561fe1012a3..f8ed341934c 100644
--- a/clang/lib/Frontend/TestModuleFileExtension.cpp
+++ b/clang/lib/Frontend/TestModuleFileExtension.cpp
@@ -48,7 +48,12 @@ TestModuleFileExtension::Reader::Reader(ModuleFileExtension *Ext,
// Read the extension block.
SmallVector<uint64_t, 4> Record;
while (true) {
- llvm::BitstreamEntry Entry = Stream.advanceSkippingSubblocks();
+ llvm::Expected<llvm::BitstreamEntry> MaybeEntry =
+ Stream.advanceSkippingSubblocks();
+ if (!MaybeEntry)
+ (void)MaybeEntry.takeError();
+ llvm::BitstreamEntry Entry = MaybeEntry.get();
+
switch (Entry.Kind) {
case llvm::BitstreamEntry::SubBlock:
case llvm::BitstreamEntry::EndBlock:
@@ -61,8 +66,12 @@ TestModuleFileExtension::Reader::Reader(ModuleFileExtension *Ext,
Record.clear();
StringRef Blob;
- unsigned RecCode = Stream.readRecord(Entry.ID, Record, &Blob);
- switch (RecCode) {
+ Expected<unsigned> MaybeRecCode =
+ Stream.readRecord(Entry.ID, Record, &Blob);
+ if (!MaybeRecCode)
+ fprintf(stderr, "Failed reading rec code: %s\n",
+ toString(MaybeRecCode.takeError()).c_str());
+ switch (MaybeRecCode.get()) {
case FIRST_EXTENSION_RECORD_ID: {
StringRef Message = Blob.substr(0, Record[0]);
fprintf(stderr, "Read extension block message: %s\n",
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