move-stackless-bytecode 0.3.2

Move stackless bytecode
Documentation 
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============ initial translation from Move ================

[variant baseline]
public intrinsic fun vector::contains<#0>($t0|v: &vector<#0>, $t1|e: &#0): bool;


[variant baseline]
public intrinsic fun vector::index_of<#0>($t0|v: &vector<#0>, $t1|e: &#0): (bool, u64);


[variant baseline]
public intrinsic fun vector::append<#0>($t0|lhs: &mut vector<#0>, $t1|other: vector<#0>);


[variant baseline]
public native fun vector::borrow<#0>($t0|v: &vector<#0>, $t1|i: u64): &#0;


[variant baseline]
public native fun vector::borrow_mut<#0>($t0|v: &mut vector<#0>, $t1|i: u64): &mut #0;


[variant baseline]
public native fun vector::destroy_empty<#0>($t0|v: vector<#0>);


[variant baseline]
public native fun vector::empty<#0>(): vector<#0>;


[variant baseline]
public intrinsic fun vector::is_empty<#0>($t0|v: &vector<#0>): bool;


[variant baseline]
public native fun vector::length<#0>($t0|v: &vector<#0>): u64;


[variant baseline]
public native fun vector::pop_back<#0>($t0|v: &mut vector<#0>): #0;


[variant baseline]
public native fun vector::push_back<#0>($t0|v: &mut vector<#0>, $t1|e: #0);


[variant baseline]
public intrinsic fun vector::remove<#0>($t0|v: &mut vector<#0>, $t1|i: u64): #0;


[variant baseline]
public intrinsic fun vector::reverse<#0>($t0|v: &mut vector<#0>);


[variant baseline]
public fun vector::singleton<#0>($t0|e: #0): vector<#0> {
     var $t1|v: vector<#0>
     var $t2: vector<#0>
     var $t3: &mut vector<#0>
     var $t4: #0
     var $t5: vector<#0>
  0: $t2 := vector::empty<#0>()
  1: $t1 := $t2
  2: $t3 := borrow_local($t1)
  3: $t4 := move($t0)
  4: vector::push_back<#0>($t3, $t4)
  5: $t5 := move($t1)
  6: return $t5
}


[variant baseline]
public native fun vector::swap<#0>($t0|v: &mut vector<#0>, $t1|i: u64, $t2|j: u64);


[variant baseline]
public intrinsic fun vector::swap_remove<#0>($t0|v: &mut vector<#0>, $t1|i: u64): #0;


[variant baseline]
public fun VecEq::leak_index_into_v($t0|g: &mut VecEq::G): &mut u64 {
     var $t1: &mut VecEq::G
     var $t2: &mut vector<u64>
     var $t3: u64
     var $t4: &mut u64
  0: $t1 := move($t0)
  1: $t2 := borrow_field<VecEq::G>.v($t1)
  2: $t3 := 0
  3: $t4 := vector::borrow_mut<u64>($t2, $t3)
  4: return $t4
}


[variant baseline]
public fun VecEq::leak_v($t0|g: &mut VecEq::G): &mut vector<u64> {
     var $t1: &mut VecEq::G
     var $t2: &mut vector<u64>
  0: $t1 := move($t0)
  1: $t2 := borrow_field<VecEq::G>.v($t1)
  2: return $t2
}


[variant baseline]
public fun VecEq::new(): VecEq::G {
     var $t0: u64
     var $t1: vector<u64>
     var $t2: VecEq::G
  0: $t0 := 10
  1: $t1 := vector::singleton<u64>($t0)
  2: $t2 := pack VecEq::G($t1)
  3: return $t2
}

============ after pipeline `escape_analysis` ================

[variant baseline]
public intrinsic fun vector::contains<#0>($t0|v: &vector<#0>, $t1|e: &#0): bool;


[variant baseline]
public intrinsic fun vector::index_of<#0>($t0|v: &vector<#0>, $t1|e: &#0): (bool, u64);


[variant baseline]
public intrinsic fun vector::append<#0>($t0|lhs: &mut vector<#0>, $t1|other: vector<#0>);


[variant baseline]
public native fun vector::borrow<#0>($t0|v: &vector<#0>, $t1|i: u64): &#0;


[variant baseline]
public native fun vector::borrow_mut<#0>($t0|v: &mut vector<#0>, $t1|i: u64): &mut #0;


[variant baseline]
public native fun vector::destroy_empty<#0>($t0|v: vector<#0>);


[variant baseline]
public native fun vector::empty<#0>(): vector<#0>;


[variant baseline]
public intrinsic fun vector::is_empty<#0>($t0|v: &vector<#0>): bool;


[variant baseline]
public native fun vector::length<#0>($t0|v: &vector<#0>): u64;


[variant baseline]
public native fun vector::pop_back<#0>($t0|v: &mut vector<#0>): #0;


[variant baseline]
public native fun vector::push_back<#0>($t0|v: &mut vector<#0>, $t1|e: #0);


[variant baseline]
public intrinsic fun vector::remove<#0>($t0|v: &mut vector<#0>, $t1|i: u64): #0;


[variant baseline]
public intrinsic fun vector::reverse<#0>($t0|v: &mut vector<#0>);


[variant baseline]
public fun vector::singleton<#0>($t0|e: #0): vector<#0> {
     var $t1|v: vector<#0>
     var $t2: vector<#0>
     var $t3: &mut vector<#0>
     var $t4: #0
     var $t5: vector<#0>
  0: $t2 := vector::empty<#0>()
  1: $t1 := $t2
  2: $t3 := borrow_local($t1)
  3: $t4 := move($t0)
  4: vector::push_back<#0>($t3, $t4)
  5: $t5 := move($t1)
  6: return $t5
}


[variant baseline]
public native fun vector::swap<#0>($t0|v: &mut vector<#0>, $t1|i: u64, $t2|j: u64);


[variant baseline]
public intrinsic fun vector::swap_remove<#0>($t0|v: &mut vector<#0>, $t1|i: u64): #0;


[variant baseline]
public fun VecEq::leak_index_into_v($t0|g: &mut VecEq::G): &mut u64 {
     var $t1: &mut VecEq::G
     var $t2: &mut vector<u64>
     var $t3: u64
     var $t4: &mut u64
  0: $t1 := move($t0)
  1: $t2 := borrow_field<VecEq::G>.v($t1)
  2: $t3 := 0
  3: $t4 := vector::borrow_mut<u64>($t2, $t3)
  4: return $t4
}


[variant baseline]
public fun VecEq::leak_v($t0|g: &mut VecEq::G): &mut vector<u64> {
     var $t1: &mut VecEq::G
     var $t2: &mut vector<u64>
  0: $t1 := move($t0)
  1: $t2 := borrow_field<VecEq::G>.v($t1)
  2: return $t2
}


[variant baseline]
public fun VecEq::new(): VecEq::G {
     var $t0: u64
     var $t1: vector<u64>
     var $t2: VecEq::G
  0: $t0 := 10
  1: $t1 := vector::singleton<u64>($t0)
  2: $t2 := pack VecEq::G($t1)
  3: return $t2
}

============ Diagnostics ================
error: Leaked mutable module-internal reference via return value 0
   ┌─ tests/escape_analysis/vec_eq.move:17:5
   │
17 │ ╭     public fun leak_v(g: &mut G): &mut vector<u64> {
18 │ │         &mut g.v
19 │ │     }
   │ ╰─────^

error: Leaked mutable module-internal reference via return value 0
   ┌─ tests/escape_analysis/vec_eq.move:22:5
   │
22 │ ╭     public fun leak_index_into_v(g: &mut G): &mut u64 {
23 │ │         vector::borrow_mut(&mut g.v, 0)
24 │ │     }
   │ ╰─────^