Index: clang/lib/Interpreter/IncrementalParser.cpp
===================================================================
--- clang/lib/Interpreter/IncrementalParser.cpp
+++ clang/lib/Interpreter/IncrementalParser.cpp
@@ -69,8 +69,12 @@
             LLVM_FALLTHROUGH;
           case frontend::EmitAssembly:
             LLVM_FALLTHROUGH;
+          case frontend::EmitBC:
+            LLVM_FALLTHROUGH;
           case frontend::EmitObj:
             LLVM_FALLTHROUGH;
+          case frontend::PrintPreprocessedInput:
+            LLVM_FALLTHROUGH;
           case frontend::EmitLLVMOnly:
             Act.reset(new EmitLLVMOnlyAction(&LLVMCtx));
             break;
Index: clang/test/Interpreter/clangtests.cpp
===================================================================
--- /dev/null
+++ clang/test/Interpreter/clangtests.cpp
@@ -0,0 +1,4 @@
+// RUN: clang-repl %S/../Lexer/badstring_in_if0.c -Xcc -E -Xcc -verify
+// RUN: clang-repl %S/../Lexer/unknown-char.c -Xcc -E -Xcc -verify
+// RUN: clang-repl %S/../CodeGen/static-assert.cpp -Xcc -emit-llvm  -Xcc -o -Xcc - -Xcc -std=c++11 -Xcc -verify
+// expected-no-diagnostics