message: Fix LLVM refactor unreachable depth
diff: @@ -2525,7 +2525,7 @@ pub struct LLVMFunctionCodeGenerator {
  // value_stack: Vec<(Location, LocalOrTemp)>,
  // control_stack: Vec<ControlFrame>,
  // machine: Machine,
  - // unreachable_depth: usize,
  + unreachable_depth: usize,
  }
  impl FunctionCodeGenerator<CodegenError> for LLVMFunctionCodeGenerator {
  @@ -2675,29 +2675,24 @@ impl FunctionCodeGenerator<CodegenError> for LLVMFunctionCodeGenerator {
  let signatures = &self.signatures;
  let mut ctx = self.ctx.as_mut().unwrap();
  - let mut unreachable_depth = 0;
  if !state.reachable {
  match *op {
  Operator::Block { ty: _ } | Operator::Loop { ty: _ } | Operator::If { ty: _ } => {
  - unreachable_depth += 1;
  - // continue;
  + self.unreachable_depth += 1;
  return Ok(());
  }
  Operator::Else => {
  - if unreachable_depth != 0 {
  - // continue;
  + if self.unreachable_depth != 0 {
  return Ok(());
  }
  }
  Operator::End => {
  - if unreachable_depth != 0 {
  - unreachable_depth -= 1;
  - // continue;
  + if self.unreachable_depth != 0 {
  + self.unreachable_depth -= 1;
  return Ok(());
  }
  }
  _ => {
  - // continue;
  return Ok(());
  }
  }
  @@ -4781,6 +4776,7 @@ impl ModuleCodeGenerator<LLVMFunctionCodeGenerator, LLVMBackend, CodegenError>
  ::std::mem::transmute::<&Intrinsics, &'static Intrinsics>(&self.intrinsics)
  },
  ctx: None,
  + unreachable_depth: 0,
  };
  self.functions.push(code);
  Ok(self.functions.last_mut().unwrap())
  