message: Fix clif_signatures in function codegen
diff: @@ -107,6 +107,7 @@ impl ModuleCodeGenerator<CraneliftFunctionCodeGenerator, Caller, CodegenError>
  func_body: func,
  func_translator,
  next_local: 0,
  + clif_signatures: self.clif_signatures.clone(),
  };
  let builder = FunctionBuilder::new(
  &mut func_env.func_body,
  @@ -368,6 +369,7 @@ pub struct CraneliftFunctionCodeGenerator {
  builder: Option<FunctionBuilder<'static>>,
  func_translator: FuncTranslator,
  next_local: usize,
  + pub clif_signatures: Map<SigIndex, ir::Signature>,
  }
  impl FuncEnvironment for CraneliftFunctionCodeGenerator {
  @@ -1034,7 +1036,7 @@ impl CraneliftFunctionCodeGenerator {
  clif_sig_index: cranelift_wasm::SignatureIndex,
  ) -> ir::Signature {
  // Get signature
  - let mut signature = self.env.signatures[Converter(clif_sig_index).into()].clone();
  + let mut signature = self.clif_signatures[Converter(clif_sig_index).into()].clone();
  // Add the vmctx parameter type to it
  signature.params.insert(
  