r304645 - Added LLVM_FALLTHROUGH to address warning: this statement may fall through. NFC.

[Galina Kistanova via cfe-commits]

Author: gkistanova
Date: Sat Jun  3 01:27:16 2017
New Revision: 304645

URL: http://llvm.org/viewvc/llvm-project?rev=304645&view=rev
Log:
Added LLVM_FALLTHROUGH to address warning: this statement may fall through. NFC.

Modified:
    cfe/trunk/lib/Frontend/CompilerInstance.cpp
    cfe/trunk/lib/Frontend/InitHeaderSearch.cpp
    cfe/trunk/lib/Frontend/SerializedDiagnosticReader.cpp

Modified: cfe/trunk/lib/Frontend/CompilerInstance.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/CompilerInstance.cpp?rev=304645&r1=304644&r2=304645&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/CompilerInstance.cpp (original)
+++ cfe/trunk/lib/Frontend/CompilerInstance.cpp Sat Jun  3 01:27:16 2017
@@ -1727,6 +1727,7 @@ CompilerInstance::loadModule(SourceLocat
                                 diag::warn_module_config_mismatch)
             << ModuleFileName;
       // Fall through to error out.
+      LLVM_FALLTHROUGH;
     case ASTReader::VersionMismatch:
     case ASTReader::HadErrors:
       ModuleLoader::HadFatalFailure = true;

Modified: cfe/trunk/lib/Frontend/InitHeaderSearch.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/InitHeaderSearch.cpp?rev=304645&r1=304644&r2=304645&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/InitHeaderSearch.cpp (original)
+++ cfe/trunk/lib/Frontend/InitHeaderSearch.cpp Sat Jun  3 01:27:16 2017
@@ -221,6 +221,7 @@ void InitHeaderSearch::AddDefaultCInclud
     case llvm::Triple::Win32:
       if (triple.getEnvironment() != llvm::Triple::Cygnus)
         break;
+      LLVM_FALLTHROUGH;
     default:
       // FIXME: temporary hack: hard-coded paths.
       AddPath("/usr/local/include", System, false);
@@ -343,6 +344,7 @@ void InitHeaderSearch::AddDefaultCInclud
     AddPath(BaseSDKPath + "/target/include", System, false);
     if (triple.isPS4CPU())
       AddPath(BaseSDKPath + "/target/include_common", System, false);
+    LLVM_FALLTHROUGH;
   }
   default:
     AddPath("/usr/include", ExternCSystem, false);

Modified: cfe/trunk/lib/Frontend/SerializedDiagnosticReader.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/SerializedDiagnosticReader.cpp?rev=304645&r1=304644&r2=304645&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/SerializedDiagnosticReader.cpp (original)
+++ cfe/trunk/lib/Frontend/SerializedDiagnosticReader.cpp Sat Jun  3 01:27:16 2017
@@ -125,6 +125,7 @@ SerializedDiagnosticReader::readMetaBloc
     case Cursor::BlockBegin:
       if (Stream.SkipBlock())
         return SDError::MalformedMetadataBlock;
+      LLVM_FALLTHROUGH;
     case Cursor::BlockEnd:
       if (!VersionChecked)
         return SDError::MissingVersion;