2 #![feature(const_fn_floating_point_arithmetic)]
3 #![warn(clippy::suboptimal_flops)]
5 /// Allow suboptimal ops in constant context
6 pub const fn in_const_context(num: f64) -> f64 {
7 if num >= 0.0 { num } else { -num }
15 fn fake_abs1(num: f64) -> f64 {
19 fn fake_abs2(num: f64) -> f64 {
23 fn fake_abs3(a: A) -> f64 {
27 fn fake_abs4(num: f64) -> f64 {
31 fn fake_abs5(a: A) -> f64 {
35 fn fake_nabs1(num: f64) -> f64 {
39 fn fake_nabs2(num: f64) -> f64 {
43 fn fake_nabs3(a: A) -> A {
50 fn not_fake_abs1(num: f64) -> f64 {
51 if num > 0.0 { num } else { -num - 1f64 }
54 fn not_fake_abs2(num: f64) -> f64 {
55 if num > 0.0 { num + 1.0 } else { -(num + 1.0) }
58 fn not_fake_abs3(num1: f64, num2: f64) -> f64 {
59 if num1 > 0.0 { num2 } else { -num2 }
62 fn not_fake_abs4(a: A) -> f64 {
63 if a.a > 0.0 { a.b } else { -a.b }
66 fn not_fake_abs5(a: A) -> f64 {
67 if a.a > 0.0 { a.a } else { -a.b }
73 fake_abs3(A { a: 5.0, b: 5.0 });
75 fake_abs5(A { a: 5.0, b: 5.0 });
78 fake_nabs3(A { a: 5.0, b: 5.0 });
81 not_fake_abs3(5.0, 5.0);
82 not_fake_abs4(A { a: 5.0, b: 5.0 });
83 not_fake_abs5(A { a: 5.0, b: 5.0 });