// #target: macos-x64

module foo;

bitstruct BitField : char[3]
{
  int a : 0..2;
  int b : 3..8;
  int c : 9..18;
  bool d : 19;
  bool e : 20;
}

extern fn void printf(char*, ...);

fn void main()
{
    BitField xx = { 2, 3, 15, true, false };
    BitField xy = { 2, 3, 15, false, true };
    printf("%x, %x, %x, %d, %d\n", xx.a, xx.b, xx.c, xx.d, xx.e);
}


/* #expect: foo.ll

define void @foo_main() #0 {
entry:
  %xx = alloca [3 x i8], align 1
  %xy = alloca [3 x i8], align 1
  store [3 x i8] c"\1A\1E\08", [3 x i8]* %xx, align 1
  store [3 x i8] c"\1A\1E\10", [3 x i8]* %xy, align 1
  %0 = getelementptr inbounds [3 x i8], [3 x i8]* %xx, i64 0, i64 0
  %1 = load i8, i8* %0, align 1
  %zext = zext i8 %1 to i32
  %shl = shl i32 %zext, 29
  %ashr = ashr i32 %shl, 29
  %2 = getelementptr inbounds [3 x i8], [3 x i8]* %xx, i64 0, i64 0
  %3 = load i8, i8* %2, align 1
  %zext1 = zext i8 %3 to i32
  %lshrl = lshr i32 %zext1, 3
  %4 = getelementptr inbounds [3 x i8], [3 x i8]* %xx, i64 0, i64 1
  %5 = load i8, i8* %4, align 1
  %zext2 = zext i8 %5 to i32
  %shl3 = shl i32 %zext2, 5
  %6 = or i32 %shl3, %lshrl
  %shl4 = shl i32 %6, 26
  %ashr5 = ashr i32 %shl4, 26
  %7 = getelementptr inbounds [3 x i8], [3 x i8]* %xx, i64 0, i64 1
  %8 = load i8, i8* %7, align 1
  %zext6 = zext i8 %8 to i32
  %lshrl7 = lshr i32 %zext6, 1
  %9 = getelementptr inbounds [3 x i8], [3 x i8]* %xx, i64 0, i64 2
  %10 = load i8, i8* %9, align 1
  %zext8 = zext i8 %10 to i32
  %shl9 = shl i32 %zext8, 7
  %11 = or i32 %shl9, %lshrl7
  %shl10 = shl i32 %11, 22
  %ashr11 = ashr i32 %shl10, 22
  %12 = getelementptr inbounds [3 x i8], [3 x i8]* %xx, i64 0, i64 2
  %13 = load i8, i8* %12, align 1
  %lshrl12 = lshr i8 %13, 3
  %14 = trunc i8 %lshrl12 to i1
  %boolsi = zext i1 %14 to i32
  %15 = getelementptr inbounds [3 x i8], [3 x i8]* %xx, i64 0, i64 2
  %16 = load i8, i8* %15, align 1
  %lshrl13 = lshr i8 %16, 4
  %17 = trunc i8 %lshrl13 to i1
  %boolsi14 = zext i1 %17 to i32
  call void (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i32 0, i32 0), i32 %ashr, i32 %ashr5, i32 %ashr11, i32 %boolsi, i32 %boolsi14)
  ret void
}