[libcxxabi] r309649 - [demangler] Use _LIBCPP_UNREACHABLE()

[Erik Pilkington via cfe-commits]

Author: epilk
Date: Mon Jul 31 19:38:40 2017
New Revision: 309649

URL: http://llvm.org/viewvc/llvm-project?rev=309649&view=rev
Log:
[demangler] Use _LIBCPP_UNREACHABLE()

Modified:
    libcxxabi/trunk/src/cxa_demangle.cpp

Modified: libcxxabi/trunk/src/cxa_demangle.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxxabi/trunk/src/cxa_demangle.cpp?rev=309649&r1=309648&r2=309649&view=diff
==============================================================================
--- libcxxabi/trunk/src/cxa_demangle.cpp (original)
+++ libcxxabi/trunk/src/cxa_demangle.cpp Mon Jul 31 19:38:40 2017
@@ -896,7 +896,7 @@ public:
     case SpecialSubKind::iostream:
       return StringView("basic_iostream");
     }
-    return StringView();
+    _LIBCPP_UNREACHABLE();
   }
 
   void printLeft(OutputStream &S) const override {
@@ -945,7 +945,7 @@ public:
     case SpecialSubKind::iostream:
       return StringView("iostream");
     }
-    return StringView();
+    _LIBCPP_UNREACHABLE();
   }
 
   void printLeft(OutputStream &S) const override {