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-rw-r--r--contrib/llvm/tools/clang/lib/Basic/SourceManager.cpp7
1 files changed, 4 insertions, 3 deletions
diff --git a/contrib/llvm/tools/clang/lib/Basic/SourceManager.cpp b/contrib/llvm/tools/clang/lib/Basic/SourceManager.cpp
index e664879639f3..0a51985614c8 100644
--- a/contrib/llvm/tools/clang/lib/Basic/SourceManager.cpp
+++ b/contrib/llvm/tools/clang/lib/Basic/SourceManager.cpp
@@ -125,11 +125,12 @@ llvm::MemoryBuffer *ContentCache::getBuffer(DiagnosticsEngine &Diag,
// possible.
if (!BufferOrError) {
StringRef FillStr("<<<MISSING SOURCE FILE>>>\n");
- Buffer.setPointer(MemoryBuffer::getNewUninitMemBuffer(
- ContentsEntry->getSize(), "<invalid>").release());
- char *Ptr = const_cast<char*>(Buffer.getPointer()->getBufferStart());
+ auto BackupBuffer = llvm::WritableMemoryBuffer::getNewUninitMemBuffer(
+ ContentsEntry->getSize(), "<invalid>");
+ char *Ptr = BackupBuffer->getBufferStart();
for (unsigned i = 0, e = ContentsEntry->getSize(); i != e; ++i)
Ptr[i] = FillStr[i % FillStr.size()];
+ Buffer.setPointer(BackupBuffer.release());
if (Diag.isDiagnosticInFlight())
Diag.SetDelayedDiagnostic(diag::err_cannot_open_file,