Fix a pair of Wfallthrough warnings in ScanfFormatString.

Change-Id: Ia73a34fdd93fc974224583505f9e6432493cb0da
llvm-svn: 350941

diff --git a/clang/lib/AST/ScanfFormatString.cpp b/clang/lib/AST/ScanfFormatString.cpp
index bda97c5..08ba7a7 100644 (file)
--- a/clang/lib/AST/ScanfFormatString.cpp
+++ b/clang/lib/AST/ScanfFormatString.cpp
@@ -264,6 +264,7 @@ ArgType ScanfSpecifier::getArgType(ASTContext &Ctx) const {
         case LengthModifier::AsWide:
           return ArgType::Invalid();
       }
+      llvm_unreachable("Unsupported LenghtModifier Type");
 
     // Unsigned int.
     case ConversionSpecifier::oArg:
@@ -303,6 +304,7 @@ ArgType ScanfSpecifier::getArgType(ASTContext &Ctx) const {
         case LengthModifier::AsWide:
           return ArgType::Invalid();
       }
+      llvm_unreachable("Unsupported LenghtModifier Type");
 
     // Float.
     case ConversionSpecifier::aArg: