Print error messages from MemoryBuffer::getFile() in llvm-symbolizer

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174346 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-symbolizer/LLVMSymbolize.cpp b/tools/llvm-symbolizer/LLVMSymbolize.cpp
index 42e76f8..227580f 100644
--- a/tools/llvm-symbolizer/LLVMSymbolize.cpp
+++ b/tools/llvm-symbolizer/LLVMSymbolize.cpp
@@ -181,7 +181,8 @@
 
 static ObjectFile *getObjectFile(const std::string &Path) {
   OwningPtr<MemoryBuffer> Buff;
-  MemoryBuffer::getFile(Path, Buff);
+  if (error_code ec = MemoryBuffer::getFile(Path, Buff))
+    error(ec);
   return ObjectFile::createObjectFile(Buff.take());
 }