From de7e22123a06d9cbd92b632a3af13ea4dfc0a3d2 Mon Sep 17 00:00:00 2001
From: Galina Kistanova <gkistanova@gmail.com>
Date: Sat, 3 Jun 2017 06:23:51 +0000
Subject: [PATCH] Added LLVM_FALLTHROUGH to address warning: this statement may
 fall through. NFC.

llvm-svn: 304641
---
 clang/lib/Analysis/PrintfFormatString.cpp     | 1 +
 clang/lib/Analysis/PseudoConstantAnalysis.cpp | 1 +
 clang/lib/Analysis/ScanfFormatString.cpp      | 2 ++
 3 files changed, 4 insertions(+)

diff --git a/clang/lib/Analysis/PrintfFormatString.cpp b/clang/lib/Analysis/PrintfFormatString.cpp
index ed7193ecb437..60556697113a 100644
--- a/clang/lib/Analysis/PrintfFormatString.cpp
+++ b/clang/lib/Analysis/PrintfFormatString.cpp
@@ -441,6 +441,7 @@ ArgType PrintfSpecifier::getArgType(ASTContext &Ctx,
       case LengthModifier::AsShort:
         if (Ctx.getTargetInfo().getTriple().isOSMSVCRT())
           return Ctx.IntTy;
+        LLVM_FALLTHROUGH;
       default:
         return ArgType::Invalid();
     }
diff --git a/clang/lib/Analysis/PseudoConstantAnalysis.cpp b/clang/lib/Analysis/PseudoConstantAnalysis.cpp
index 614f676fb193..83b545a7be83 100644
--- a/clang/lib/Analysis/PseudoConstantAnalysis.cpp
+++ b/clang/lib/Analysis/PseudoConstantAnalysis.cpp
@@ -109,6 +109,7 @@ void PseudoConstantAnalysis::RunAnalysis() {
           // Do not visit the children
           continue;
 
+        LLVM_FALLTHROUGH;
       }
       case BO_AddAssign:
       case BO_SubAssign:
diff --git a/clang/lib/Analysis/ScanfFormatString.cpp b/clang/lib/Analysis/ScanfFormatString.cpp
index 3b93f1a57f1f..534225985460 100644
--- a/clang/lib/Analysis/ScanfFormatString.cpp
+++ b/clang/lib/Analysis/ScanfFormatString.cpp
@@ -341,6 +341,7 @@ ArgType ScanfSpecifier::getArgType(ASTContext &Ctx) const {
         case LengthModifier::AsShort:
           if (Ctx.getTargetInfo().getTriple().isOSMSVCRT())
             return ArgType::PtrTo(ArgType::AnyCharTy);
+          LLVM_FALLTHROUGH;
         default:
           return ArgType::Invalid();
       }
@@ -357,6 +358,7 @@ ArgType ScanfSpecifier::getArgType(ASTContext &Ctx) const {
         case LengthModifier::AsShort:
           if (Ctx.getTargetInfo().getTriple().isOSMSVCRT())
             return ArgType::PtrTo(ArgType::AnyCharTy);
+          LLVM_FALLTHROUGH;
         default:
           return ArgType::Invalid();
       }