Index: llvm/lib/MC/MCParser/AsmLexer.cpp
===================================================================
--- llvm/lib/MC/MCParser/AsmLexer.cpp
+++ llvm/lib/MC/MCParser/AsmLexer.cpp
@@ -246,6 +246,11 @@
                     StringRef(TokStart, CurPtr - TokStart));
   IsAtStartOfStatement = true;
 
+  // Only prune newline if it exists
+  if (CurChar == EOF && peekPtr(-1) != '\n')
+    return AsmToken(AsmToken::EndOfStatement,
+                    StringRef(TokStart, CurPtr - TokStart));
+
   return AsmToken(AsmToken::EndOfStatement,
                   StringRef(TokStart, CurPtr - 1 - TokStart));
 }