Update float tests to include f16 and f128

Author: tgross35

tests/ui-toml/toml_disallowed_methods/conf_disallowed_methods.rs

@@ -40,6 +40,7 @@ fn main() {
 
     a.sort_unstable();
 
+    // FIXME(f16_f128): add a clamp test once the function is available
     let _ = 2.0f32.clamp(3.0f32, 4.0f32);
     let _ = 2.0f64.clamp(3.0f64, 4.0f64);
 

tests/ui/arithmetic_side_effects.rs

@@ -11,6 +11,8 @@
     unconditional_panic
 )]
 #![feature(const_mut_refs)]
+#![feature(f128)]
+#![feature(f16)]
 #![warn(clippy::arithmetic_side_effects)]
 
 extern crate proc_macro_derive;
@@ -162,8 +164,10 @@ pub fn association_with_structures_should_not_trigger_the_lint() {
 }
 
 pub fn hard_coded_allowed() {
+    let _ = 1f16 + 1f16;
     let _ = 1f32 + 1f32;
     let _ = 1f64 + 1f64;
+    let _ = 1f128 + 1f128;
 
     let _ = Saturating(0u32) + Saturating(0u32);
     let _ = String::new() + "";

tests/ui/cast.rs

@@ -17,6 +17,8 @@
     clippy::identity_op
 )]
 
+// FIXME(f16_f128): add tests once const casting is available for these types
+
 fn main() {
     // Test clippy::cast_precision_loss
     let x0 = 1i32;