r292632 - Fix actually-reachable llvm_unreachable.

[Richard Smith via cfe-commits]

Author: rsmith
Date: Fri Jan 20 12:50:12 2017
New Revision: 292632

URL: http://llvm.org/viewvc/llvm-project?rev=292632&view=rev
Log:
Fix actually-reachable llvm_unreachable.

Modified:
    cfe/trunk/lib/AST/ItaniumMangle.cpp
    cfe/trunk/test/CodeGenCXX/mangle.cpp

Modified: cfe/trunk/lib/AST/ItaniumMangle.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/AST/ItaniumMangle.cpp?rev=292632&r1=292631&r2=292632&view=diff
==============================================================================
--- cfe/trunk/lib/AST/ItaniumMangle.cpp (original)
+++ cfe/trunk/lib/AST/ItaniumMangle.cpp Fri Jan 20 12:50:12 2017
@@ -3043,6 +3043,7 @@ void CXXNameMangler::mangleType(const De
   //                   ::= Te <name> # dependent elaborated type specifier using
   //                                 # 'enum'
   switch (T->getKeyword()) {
+    case ETK_None:
     case ETK_Typename:
       break;
     case ETK_Struct:
@@ -3056,8 +3057,6 @@ void CXXNameMangler::mangleType(const De
     case ETK_Enum:
       Out << "Te";
       break;
-    default:
-      llvm_unreachable("unexpected keyword for dependent type name");
   }
   // Typename types are always nested
   Out << 'N';

Modified: cfe/trunk/test/CodeGenCXX/mangle.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGenCXX/mangle.cpp?rev=292632&r1=292631&r2=292632&view=diff
==============================================================================
--- cfe/trunk/test/CodeGenCXX/mangle.cpp (original)
+++ cfe/trunk/test/CodeGenCXX/mangle.cpp Fri Jan 20 12:50:12 2017
@@ -1125,3 +1125,14 @@ namespace test57 {
   // CHECK-LABEL: @_ZN6test571fILi0EEEvDTplcldtL_ZNS_1xEE1fIXLi0EEEET_E
   template void f<0>(int);
 }
+
+namespace test58 {
+  struct State {
+   bool m_fn1();
+  } a;
+  template <class T> struct identity_ { typedef T type; };
+  struct A {
+   template <typename T> A(T, bool (identity_<T>::type::*)());
+  };
+  void fn1() { A(a, &State::m_fn1); }
+}