diff --git a/tests/llvm/CMakeLists.txt b/tests/llvm/CMakeLists.txt
index 5f7867d..fe495c7 100644
--- a/tests/llvm/CMakeLists.txt
+++ b/tests/llvm/CMakeLists.txt
@@ -3,3 +3,4 @@ include(CTest)
 # Provide test to run here or include another CMakeLists.txt
 
 add_subdirectory(typedef)
+add_subdirectory(params)
diff --git a/tests/llvm/params/CMakeLists.txt b/tests/llvm/params/CMakeLists.txt
new file mode 100644
index 0000000..712438d
--- /dev/null
+++ b/tests/llvm/params/CMakeLists.txt
@@ -0,0 +1,51 @@
+include(CTest)
+
+# ------------------------------------------------ #
+# Setup Glib 2.0                                   #
+# ------------------------------------------------ #
+
+find_package(PkgConfig REQUIRED)
+pkg_search_module(GLIB REQUIRED IMPORTED_TARGET glib-2.0)
+    
+# ------------------------------------------------ #
+#  LLVM backend                                    #
+# ------------------------------------------------ #
+
+# Fetch LLVM link configuration
+execute_process(COMMAND llvm-config --libs all
+                OUTPUT_VARIABLE LLVM_LIBS)
+# Strip whitespace from output
+string(STRIP "${LLVM_LIBS}" LLVM_LIBS)
+# Link all targets to LLVM
+link_libraries(${LLVM_LIBS})
+
+# ------------------------------------------------ #
+#  Source                                          #
+# ------------------------------------------------ #
+
+include_directories(${PROJECT_SOURCE_DIR}/src)
+include_directories(PRIVATE ${GLIB_INCLUDE_DIRS})
+
+file(GLOB_RECURSE SOURCE_FILES ${PROJECT_SOURCE_DIR}/src/*.c)
+list(REMOVE_ITEM SOURCE_FILES ${PROJECT_SOURCE_DIR}/src/main.c)
+
+set(LEX_GENERATED_SOURCE_FILE ${PROJECT_SOURCE_DIR}/src/lex/lexer.ll.c)
+set(YACC_GENERATED_SOURCE_FILE ${PROJECT_SOURCE_DIR}/src/yacc/parser.tab.c)
+
+# ------------------------------------------------------- #
+# CTEST 1
+# test parameter declarations
+
+add_executable(params
+        ${SOURCE_FILES}
+        ${LEX_GENERATED_SOURCE_FILE}
+        ${YACC_GENERATED_SOURCE_FILE}
+        params.c)
+set_target_properties(params
+        PROPERTIES
+        OUTPUT_NAME "params"
+        RUNTIME_OUTPUT_DIRECTORY ${GEMSTONE_BINARY_DIR}/tests/llvm)
+target_link_libraries(params PkgConfig::GLIB)
+add_test(NAME params
+        WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/tests/llvm/params
+        COMMAND ${GEMSTONE_BINARY_DIR}/tests/llvm/params test.txt)
diff --git a/tests/llvm/params/params.c b/tests/llvm/params/params.c
new file mode 100644
index 0000000..8aa96d3
--- /dev/null
+++ b/tests/llvm/params/params.c
@@ -0,0 +1,121 @@
+#include <llvm/function/function.h>
+#include <llvm/types/composite-types.h>
+#include <llvm/types/structs.h>
+#include <llvm/types/scope.h>
+#include <ast/ast.h>
+#include <stdlib.h>
+#include <sys/log.h>
+#include <yacc/parser.tab.h>
+#include <sys/col.h>
+#include <lex/util.h>
+#include <llvm/backend.h>
+#include <codegen/backend.h>
+#include <llvm/types/type.h>
+#include <assert.h>
+
+extern FILE *yyin;
+AST_NODE_PTR root;
+
+/**
+ * @brief Log a debug message to inform about beginning exit procedures
+ *
+ */
+void notify_exit(void) { DEBUG("Exiting gemstone..."); }
+
+/**
+ * @brief Closes File after compiling.
+ *
+ */
+
+void close_file(void) {
+  if (NULL != yyin) {
+    fclose(yyin);
+  }
+}
+
+/**
+ * @brief Run compiler setup here
+ *
+ */
+void setup(void) {
+  // setup preample
+
+  log_init();
+  DEBUG("starting gemstone...");
+
+#if LOG_LEVEL <= LOG_LEVEL_DEBUG
+  atexit(&notify_exit);
+#endif
+
+  // actual setup
+  AST_init();
+
+  col_init();
+
+  lex_init();
+
+  DEBUG("finished starting up gemstone...");
+}
+
+void run_backend_codegen() {
+  llvm_backend_init();
+
+  BackendError err;
+  err = init_backend();
+  if (err.kind != Success) {
+    return;
+  }
+
+  void* code = NULL;
+  err = generate_code(root, &code);
+  if (err.kind != Success) {
+    return;
+  }
+
+  err = deinit_backend();
+}
+
+int main(int argc, char *argv[]) {
+
+  setup();
+  atexit(close_file);
+
+  // Check for file input as argument
+  if (2 != argc) {
+    INFO("Usage: %s <filename>\n", argv[0]);
+    PANIC("No File could be found");
+  }
+
+  // filename as first argument
+  char *filename = argv[1];
+
+  FILE *file = fopen(filename, "r");
+
+  if (NULL == file) {
+    PANIC("File couldn't be opened!");
+  }
+  yyin = file;
+
+  root = AST_new_node(AST_Module, NULL);
+  yyparse();
+
+  TypeScopeRef scope = type_scope_new();
+
+  AST_NODE_PTR fun = AST_get_node(root, 0);
+  AST_NODE_PTR list = AST_get_node(fun, 1);
+
+  for (size_t i = 0; i < list->child_count; i++) {
+    AST_NODE_PTR param_list = AST_get_node(list, i);
+
+    for (size_t k = 0; k < param_list->child_count; k++) {
+      AST_NODE_PTR param = AST_get_node(param_list, i);
+
+      GemstoneParam par = param_from_ast(scope, param);
+    }
+  }
+  
+  type_scope_delete(scope);
+
+  AST_delete_node(root);
+  return 0;
+}
diff --git a/tests/llvm/params/test.txt b/tests/llvm/params/test.txt
new file mode 100644
index 0000000..fa2dc57
--- /dev/null
+++ b/tests/llvm/params/test.txt
@@ -0,0 +1,4 @@
+
+fun a(in int: a, in float: b) {
+    a = 0
+}
\ No newline at end of file