[ms-inline asm] Comment.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@162055 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 1 deletions

diff --git a/lib/Sema/SemaStmt.cpp b/lib/Sema/SemaStmt.cpp
index c093a9a098..9240dadb3e 100644
--- a/lib/Sema/SemaStmt.cpp
+++ b/lib/Sema/SemaStmt.cpp
@@ -2792,7 +2792,8 @@ static void patchMSAsmStrings(Sema &SemaRef, bool &IsSimple,
                               std::vector<std::string> &AsmStrings) {
   assert (!AsmToks.empty() && "Didn't expect an empty AsmToks!");
 
-  // Assume simple asm stmt until we parse a non-register identifer.
+  // Assume simple asm stmt until we parse a non-register identifer (or we just
+  // need to bail gracefully).
   IsSimple = true;
 
   SmallString<512> Asm;