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| author | Nikita Popov <npopov@redhat.com> | 2023-09-26 16:51:40 +0200 |
|---|---|---|
| committer | Nikita Popov <npopov@redhat.com> | 2023-09-26 16:52:40 +0200 |
| commit | c2515a8f2be5dd23354c9891f41ad104000f88c4 (patch) | |
| tree | d351b1c521d0f44e06e1605ddf7e3b135357d23f /llvm/lib/Bitcode/Reader/MetadataLoader.cpp | |
| parent | 7ac8e26fc7985c7b7a8e7f7ffd09984b12433cc2 (diff) | |
| download | llvm-c2515a8f2be5dd23354c9891f41ad104000f88c4.zip llvm-c2515a8f2be5dd23354c9891f41ad104000f88c4.tar.gz llvm-c2515a8f2be5dd23354c9891f41ad104000f88c4.tar.bz2 | |
[Bitcode] Add some missing GetTypeByID failure checks
Print an error instead of crashing.
Fixes https://github.com/llvm/llvm-project/issues/67388.
Diffstat (limited to 'llvm/lib/Bitcode/Reader/MetadataLoader.cpp')
| -rw-r--r-- | llvm/lib/Bitcode/Reader/MetadataLoader.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Bitcode/Reader/MetadataLoader.cpp b/llvm/lib/Bitcode/Reader/MetadataLoader.cpp index b4b8690..2b52b46 100644 --- a/llvm/lib/Bitcode/Reader/MetadataLoader.cpp +++ b/llvm/lib/Bitcode/Reader/MetadataLoader.cpp @@ -1315,7 +1315,7 @@ Error MetadataLoader::MetadataLoaderImpl::parseOneMetadata( unsigned TyID = Record[0]; Type *Ty = Callbacks.GetTypeByID(TyID); - if (Ty->isMetadataTy() || Ty->isVoidTy()) { + if (!Ty || Ty->isMetadataTy() || Ty->isVoidTy()) { dropRecord(); break; } @@ -1366,7 +1366,7 @@ Error MetadataLoader::MetadataLoaderImpl::parseOneMetadata( unsigned TyID = Record[0]; Type *Ty = Callbacks.GetTypeByID(TyID); - if (Ty->isMetadataTy() || Ty->isVoidTy()) + if (!Ty || Ty->isMetadataTy() || Ty->isVoidTy()) return error("Invalid record"); Value *V = ValueList.getValueFwdRef(Record[1], Ty, TyID, |