Gf.Gf8Bits.is_zero: def of bend-osdev-gf@0.1.1.0
Import: import bend-osdev-gf@0.1.1.0/gf.bend as Gf
Lines 111-115 of bend-osdev-gf@0.1.1.0/gf.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-gf@0.1.1.0/gf.bend&start_line=111&end_line=115

import Base

# whether a is the zero element (its low 8 bits are all 0)
def Gf8Bits.is_zero(a: Gf8Bits) -> Bool:
  match a:
    case Gf8Bits{b0, b1, b2, b3, b4, b5, b6, b7}:
      Bool.not(Bool.or(b0, Bool.or(b1, Bool.or(b2, Bool.or(b3, Bool.or(b4, Bool.or(b5, Bool.or(b6, b7))))))))

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.not
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.or
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-gf@0.1.1.0/gf.bend&name=Gf8Bits