fun i32 @gcd (i32, i32) {
init:
  bid: b0
  allocations: 
    %l0:i32:a
    %l1:i32:b
    %l2:i32:t0
    %l3:i32:t1

block b0:
  %b0:i0:unit = store %b0:p0:i32 %l0:i32*
  %b0:i1:unit = store %b0:p1:i32 %l1:i32*
  %b0:i2:i32 = load %l0:i32*
  %b0:i3:u1 = cmp gt %b0:i2:i32 0:i32
  br %b0:i3:u1, b1(), b2()

block b1:
  %b1:i0:i32 = load %l0:i32*
  %b1:i1:unit = store %b1:i0:i32 %l2:i32*
  j b3()

block b2:
  %b2:i0:i32 = load %l0:i32*
  %b2:i1:i32 = minus %b2:i0:i32
  %b2:i2:unit = store %b2:i1:i32 %l2:i32*
  j b3()

block b3:
  %b3:i0:i32 = load %l2:i32*
  %b3:i1:unit = store %b3:i0:i32 %l0:i32*
  %b3:i2:i32 = load %l1:i32*
  %b3:i3:u1 = cmp gt %b3:i2:i32 0:i32
  br %b3:i3:u1, b4(), b5()

block b4:
  %b4:i0:i32 = load %l1:i32*
  %b4:i1:unit = store %b4:i0:i32 %l3:i32*
  j b6()

block b5:
  %b5:i0:i32 = load %l1:i32*
  %b5:i1:i32 = minus %b5:i0:i32
  %b5:i2:unit = store %b5:i1:i32 %l3:i32*
  j b6()

block b6:
  %b6:i0:i32 = load %l3:i32*
  %b6:i1:unit = store %b6:i0:i32 %l1:i32*
  j b7()

block b7:
  %b7:i0:i32 = load %l0:i32*
  %b7:i1:i32 = load %l1:i32*
  %b7:i2:u1 = cmp ne %b7:i0:i32 %b7:i1:i32
  br %b7:i2:u1, b8(), b9()

block b8:
  %b8:i0:i32 = load %l0:i32*
  %b8:i1:i32 = load %l1:i32*
  %b8:i2:u1 = cmp gt %b8:i0:i32 %b8:i1:i32
  br %b8:i2:u1, b10(), b11()

block b9:
  %b9:i0:i32 = load %l0:i32*
  ret %b9:i0:i32

block b10:
  %b10:i0:i32 = load %l0:i32*
  %b10:i1:i32 = load %l1:i32*
  %b10:i2:i32 = sub %b10:i0:i32 %b10:i1:i32
  %b10:i3:unit = store %b10:i2:i32 %l0:i32*
  j b12()

block b11:
  %b11:i0:i32 = load %l1:i32*
  %b11:i1:i32 = load %l0:i32*
  %b11:i2:i32 = sub %b11:i0:i32 %b11:i1:i32
  %b11:i3:unit = store %b11:i2:i32 %l1:i32*
  j b12()

block b12:
  j b7()

block b13:
  ret undef:i32
}

fun i32 @main () {
init:
  bid: b0
  allocations: 


block b0:
  %b0:i0:i32 = call @gcd:[ret:i32 params:(i32, i32)]*(18:i32, 21:i32)
  %b0:i1:u1 = cmp eq %b0:i0:i32 3:i32
  %b0:i2:i32 = typecast %b0:i1:u1 to i32
  ret %b0:i2:i32

block b1:
  ret 0:i32
}