1 files changed, 2 insertions, 2 deletions
diff --git a/lib/Analysis/FormatString.cpp b/lib/Analysis/FormatString.cpp
index 3550a5415c..3848c2c38f 100644
--- a/lib/Analysis/FormatString.cpp
+++ b/lib/Analysis/FormatString.cpp
@@ -209,7 +209,7 @@ clang::analyze_format_string::ParseLengthModifier(FormatSpecifier &FS,
 bool ArgTypeResult::matchesType(ASTContext &C, QualType argTy) const {
   switch (K) {
     case InvalidTy:
-      assert(false && "ArgTypeResult must be valid");
+      llvm_unreachable("ArgTypeResult must be valid");
       return true;
 
     case UnknownTy:
@@ -312,7 +312,7 @@ bool ArgTypeResult::matchesType(ASTContext &C, QualType argTy) const {
 QualType ArgTypeResult::getRepresentativeType(ASTContext &C) const {
   switch (K) {
     case InvalidTy:
-      assert(false && "No representative type for Invalid ArgTypeResult");
+      llvm_unreachable("No representative type for Invalid ArgTypeResult");
       // Fall-through.
     case UnknownTy:
       return QualType();