resolve warnings

Author: tgross35

crates/util/src/main.rs

@@ -96,6 +96,7 @@ fn do_eval(basis: &str, op: &str, inputs: &[&str]) {
             | fdimf16
             | floorf128
             | floorf16
+            | fmaf16
             | rintf128
             | rintf16
             | sqrtf128

src/math/generic/fma.rs

@@ -1,6 +1,4 @@
-use super::super::fenv::{
-    FE_INEXACT, FE_TONEAREST, FE_UNDERFLOW, feclearexcept, fegetround, feraiseexcept, fetestexcept,
-};
+use super::super::fenv::{FE_TONEAREST, fegetround};
 use super::super::{CastFrom, CastInto, DFloat, Float, HFloat, Int, IntTy, MinInt};
 
 /// FMA implementation when a hardware-backed larger float type is available.
@@ -16,7 +14,7 @@ where
     let one = IntTy::<B>::ONE;
 
     let xy: B;
-    let mut result: B;
+    let result: B;
     let mut ui: B::Int;
     let e: i32;