Fixed clangd problems with emscripten.

clean_compile_commands.py

@@ -0,0 +1,42 @@
+#!/usr/bin/env python3
+import json
+import re
+import sys
+import os
+
+def clean_compile_commands(compile_commands_path):
+    # Load the compile_commands.json file
+    with open(compile_commands_path, 'r') as f:
+        data = json.load(f)
+
+    # Flags to remove (Emscripten-specific)
+    flags_to_remove = [
+        r'-s\w+=\S*',       # Matches -sSTRICT=0, -sMODULARIZE=1, etc.
+        r'-s\w+',           # Matches -sWASM, -sASSERTIONS, etc.
+        r'--no-entry',
+        r'--bind',
+        r'--cache',
+    ]
+
+    # Clean each command
+    for entry in data:
+        if 'command' in entry:
+            command = entry['command']
+            # Remove all unwanted flags
+            for flag_pattern in flags_to_remove:
+                command = re.sub(flag_pattern, '', command)
+            # Remove extra spaces
+            command = ' '.join(command.split())
+            entry['command'] = command
+
+    # Save the cleaned file
+    with open(compile_commands_path, 'w') as f:
+        json.dump(data, f, indent=2)
+
+    print(f"Cleaned {compile_commands_path}")
+
+if __name__ == '__main__':
+    if len(sys.argv) != 2:
+        print("Usage: python clean_compile_commands.py <compile_commands.json>")
+        sys.exit(1)
+    clean_compile_commands(sys.argv[1])