Fix compilation errors on MSVC. Patch by Argiris Kirtzidis!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49055 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Support/MemoryBuffer.cpp b/lib/Support/MemoryBuffer.cpp
index 7a60b85..b170ea7 100644
--- a/lib/Support/MemoryBuffer.cpp
+++ b/lib/Support/MemoryBuffer.cpp
@@ -29,6 +29,7 @@
 #include <sys/fcntl.h>
 #else
 #include <io.h>
+#include <fcntl.h>
 #endif
 using namespace llvm;
 
@@ -175,7 +176,7 @@
                                     int64_t FileSize) {
   int OpenFlags = 0;
 #ifdef O_BINARY
-  Flags |= O_BINARY;  // Open input file in binary mode on win32.
+  OpenFlags |= O_BINARY;  // Open input file in binary mode on win32.
 #endif
   int FD = ::open(Filename, O_RDONLY|OpenFlags);
   if (FD == -1) {