Fix signed-unsigned comparison warning.

llvm-svn: 327060

diff --git a/llvm/lib/Support/MemoryBuffer.cpp b/llvm/lib/Support/MemoryBuffer.cpp
index 9f9987b8e6e3fd230c0bdc4178c4addb7b6a8c3e..a9064654f2c98f160be85b80fe4f8be0351fb5ff 100644 (file)
--- a/llvm/lib/Support/MemoryBuffer.cpp
+++ b/llvm/lib/Support/MemoryBuffer.cpp
@@ -360,7 +360,7 @@ static bool shouldUseMmap(int FD,
 }
 
 static ErrorOr<std::unique_ptr<WriteThroughMemoryBuffer>>
-getReadWriteFile(const Twine &Filename, int64_t FileSize, uint64_t MapSize,
+getReadWriteFile(const Twine &Filename, uint64_t FileSize, uint64_t MapSize,
                  uint64_t Offset) {
   int FD;
   std::error_code EC = sys::fs::openFileForWrite(