[debug] Skip Resource Dir test if no Clang binary

Author: aaronj0

interpreter/CppInterOp/unittests/CppInterOp/InterpreterTest.cpp

@@ -135,10 +135,14 @@ TEST(InterpreterTest, DISABLED_DetectResourceDir) {
   EXPECT_STRNE(Cpp::DetectResourceDir().c_str(), Cpp::GetResourceDir());
   llvm::SmallString<256> Clang(LLVM_BINARY_DIR);
   llvm::sys::path::append(Clang, "bin", "clang");
+
+  if(!llvm::sys::fs::exists(llvm::Twine(Clang.str().str()))) {
+    GTEST_SKIP() << "Test not run (Clang binary does not exist)";
+  }
+
   std::string DetectedPath = Cpp::DetectResourceDir(Clang.str().str().c_str());
   EXPECT_STREQ(DetectedPath.c_str(), Cpp::GetResourceDir());
 }
-
 TEST(InterpreterTest, DetectSystemCompilerIncludePaths) {
 #ifdef _WIN32
   GTEST_SKIP() << "Disabled on Windows. Needs fixing.";