Fix parsing of a line with only a # in it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142537 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCParser/AsmParser.cpp b/lib/MC/MCParser/AsmParser.cpp
index 4e8e15c..d7ee1c4 100644
--- a/lib/MC/MCParser/AsmParser.cpp
+++ b/lib/MC/MCParser/AsmParser.cpp
@@ -1228,7 +1228,8 @@
 /// EatToEndOfLine uses the Lexer to eat the characters to the end of the line
 /// since they may not be able to be tokenized to get to the end of line token.
 void AsmParser::EatToEndOfLine() {
- Lexer.LexUntilEndOfLine();
+  if (!Lexer.is(AsmToken::EndOfStatement))
+    Lexer.LexUntilEndOfLine();
  // Eat EOL.
  Lex();
 }