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author | Vitaly Buka <vitalybuka@google.com> | 2024-06-12 13:14:26 -0700 |
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committer | GitHub <noreply@github.com> | 2024-06-12 13:14:26 -0700 |
commit | 682d461d5a231cee54d65910e6341769419a67d7 (patch) | |
tree | 1441fb2956b5f3c2f355d442c4de0508f5259a35 /clang/lib/Basic/FileManager.cpp | |
parent | 294f3ce5dde916c358d8f672b4a1c706c0387154 (diff) | |
download | llvm-682d461d5a231cee54d65910e6341769419a67d7.zip llvm-682d461d5a231cee54d65910e6341769419a67d7.tar.gz llvm-682d461d5a231cee54d65910e6341769419a67d7.tar.bz2 |
Revert "✨ [Sema, Lex, Parse] Preprocessor embed in C and C++ (and Obj-C and Obj-C++ by-proxy)" (#95299)
Reverts llvm/llvm-project#68620
Introduce or expose a memory leak and UB, see llvm/llvm-project#68620
Diffstat (limited to 'clang/lib/Basic/FileManager.cpp')
-rw-r--r-- | clang/lib/Basic/FileManager.cpp | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/clang/lib/Basic/FileManager.cpp b/clang/lib/Basic/FileManager.cpp index 4509cee..1dc51de 100644 --- a/clang/lib/Basic/FileManager.cpp +++ b/clang/lib/Basic/FileManager.cpp @@ -530,18 +530,13 @@ void FileManager::fillRealPathName(FileEntry *UFE, llvm::StringRef FileName) { llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>> FileManager::getBufferForFile(FileEntryRef FE, bool isVolatile, - bool RequiresNullTerminator, - std::optional<int64_t> MaybeLimit) { + bool RequiresNullTerminator) { const FileEntry *Entry = &FE.getFileEntry(); // If the content is living on the file entry, return a reference to it. if (Entry->Content) return llvm::MemoryBuffer::getMemBuffer(Entry->Content->getMemBufferRef()); uint64_t FileSize = Entry->getSize(); - - if (MaybeLimit) - FileSize = *MaybeLimit; - // If there's a high enough chance that the file have changed since we // got its size, force a stat before opening it. if (isVolatile || Entry->isNamedPipe()) |