Fix logic for resource dir

Author: anutosh491

src/xinterpreter.cpp

@@ -37,12 +37,14 @@ using Args = std::vector<const char*>;
 
 void* createInterpreter(const Args &ExtraArgs = {}) {
   Args ClangArgs = {/*"-xc++"*/"-v"}; // ? {"-Xclang", "-emit-llvm-only", "-Xclang", "-diagnostic-log-file", "-Xclang", "-", "-xc++"};
-  if (std::find(ExtraArgs.begin(), ExtraArgs.end(), "-resource-dir") != ExtraArgs.end()) {
-    std::string resource_dir = Cpp::DetectResourceDir();
-    if (resource_dir.empty())
-      std::cerr << "Failed to detect the resource-dir\n";
-    ClangArgs.push_back("-resource-dir");
-    ClangArgs.push_back(resource_dir.c_str());
+  if (std::find(ExtraArgs.begin(), ExtraArgs.end(), "-resource-dir") == ExtraArgs.end())
+  {
+      std::string resource_dir = Cpp::DetectResourceDir();
+      if (resource_dir.empty())
+      {
+          std::cerr << "Failed to detect the resource-dir\n";
+      }
+      ClangArgs.push_back("-resource-dir " + resource_dir);
   }
   std::vector<std::string> CxxSystemIncludes;
   Cpp::DetectSystemCompilerIncludePaths(CxxSystemIncludes);