diff --git a/codegen/actor_codegen.py b/codegen/actor_codegen.py
index 40a2245..5c04453 100755
--- a/codegen/actor_codegen.py
+++ b/codegen/actor_codegen.py
@@ -34,19 +34,6 @@ def process_actor_groups(process_args):
     p.close()
     p.join()
 
-def check_diagnostics_and_print(unit):
-    if unit.diagnostics:
-        parse_success = False
-        for diag in unit.diagnostics:
-            if diag.severity > clang.cindex.Diagnostic.Warning:
-                print(f"Error: {diag.spelling}")
-                print(f"  File: {diag.location.file.name}")
-                print(f"  Line: {diag.location.line}")
-                print(f"  Column: {diag.location.column}")
-                print(f"  Severity: {diag.severity}")
-    else:
-        parse_success = True
-    return parse_success
 
 def process_one_actor_group(arg: ActorGroupProcessArgument):
     include_path = os.path.relpath(arg.filepath, arg.source_dir)
@@ -55,9 +42,6 @@ def process_one_actor_group(arg: ActorGroupProcessArgument):
     index = clang.cindex.Index.create()
     unit = index.parse(arg.filepath, ['-nostdinc++', '-x', 'c++', '-std=gnu++17'] + arg.include_list)
 
-    if not check_diagnostics_and_print(unit):
-        raise Exception("Failed to parse %s" % arg.filepath)
-
     actg_list = []
     ns_list = []
     traverse_actor_group_types(unit.cursor, arg.filepath, actg_list, ns_list)
@@ -97,9 +81,6 @@ def process_one_actor(arg: ActorProcessArgument):
     index = clang.cindex.Index.create()
     unit = index.parse(arg.filepath, ['-nostdinc++', '-x', 'c++', '-std=gnu++17'] + arg.include_list)
 
-    if not check_diagnostics_and_print(unit):
-        raise Exception("Failed to parse %s" % arg.filepath)
-
     act_list = []
     ns_list = []
     traverse_actor_types(unit.cursor, arg.filepath, act_list, ns_list)