From: Galina Kistanova <gkistanova@gmail.com>
Date: Sat, 3 Jun 2017 06:25:29 +0000 (+0000)
Subject: Added LLVM_FALLTHROUGH to address warning: this statement may fall through + formatte... 
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3fb1501e7d602b1014424b62adae4dc13ea292e1;p=clang

Added LLVM_FALLTHROUGH to address warning: this statement may fall through + formatted. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@304642 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Lex/LiteralSupport.cpp b/lib/Lex/LiteralSupport.cpp
index 1e2cbde825..a598a46781 100644
--- a/lib/Lex/LiteralSupport.cpp
+++ b/lib/Lex/LiteralSupport.cpp
@@ -456,10 +456,17 @@ static void EncodeUCNEscape(const char *ThisTokBegin, const char *&ThisTokBuf,
   // Finally, we write the bytes into ResultBuf.
   ResultBuf += bytesToWrite;
   switch (bytesToWrite) { // note: everything falls through.
-  case 4: *--ResultBuf = (UTF8)((UcnVal | byteMark) & byteMask); UcnVal >>= 6;
-  case 3: *--ResultBuf = (UTF8)((UcnVal | byteMark) & byteMask); UcnVal >>= 6;
-  case 2: *--ResultBuf = (UTF8)((UcnVal | byteMark) & byteMask); UcnVal >>= 6;
-  case 1: *--ResultBuf = (UTF8) (UcnVal | firstByteMark[bytesToWrite]);
+  case 4:
+    *--ResultBuf = (UTF8)((UcnVal | byteMark) & byteMask); UcnVal >>= 6;
+    LLVM_FALLTHROUGH;
+  case 3:
+    *--ResultBuf = (UTF8)((UcnVal | byteMark) & byteMask); UcnVal >>= 6;
+    LLVM_FALLTHROUGH;
+  case 2:
+    *--ResultBuf = (UTF8)((UcnVal | byteMark) & byteMask); UcnVal >>= 6;
+    LLVM_FALLTHROUGH;
+  case 1:
+    *--ResultBuf = (UTF8) (UcnVal | firstByteMark[bytesToWrite]);
   }
   // Update the buffer.
   ResultBuf += bytesToWrite;