### Godot version

4.0.3

### System information

Win7

### Issue description

![image](https://github.com/godotengine/godot/assets/28286958/abec9d3c-e078-424c-9430-d9fe8897aad6)


### Steps to reproduce

1. Create shader
2. Add uint with hex, e.g. 0xffffu

### Minimal reproduction project

N/A
}
	} else {
		if (p_function_info.built_ins.has(p_identifier)) {
			if (r_data_type) {
				*r_data_type = p_function_info.built_ins[p_identifier].type;
			}
			if (r_is_const) {
				*r_is_const = p_function_info.built_ins[p_identifier].constant;
			}
			if (r_type) {
				*r_type = IDENTIFIER_BUILTIN_VAR;
			}
			return true;
		}
	}
	if (p_function_info.stage_functions.has(p_identifier)) {
		if (r_data_type) {
			*r_data_type = p_function_info.stage_functions[p_identifier].return_type;
		}
		if (r_is_const) {
			*r_is_const = true;
		}
		if (r_type) {
			*r_type = IDENTIFIER_FUNCTION;
		}
		return true;
	}
	FunctionNode *function = nullptr;
	while (p_block) {
		if (p_block->variables.has(p_identifier)) {