diff --git a/ci/run.sh b/ci/run.sh
index bc94d42fe..2ef6427e0 100755
--- a/ci/run.sh
+++ b/ci/run.sh
@@ -122,7 +122,7 @@ case "$target" in
     *thumb*) mflags+=(--exclude musl-math-sys) ;;
 
     # We can build musl on MinGW but running tests gets a stack overflow
-    *windows-gnu*) ;;
+    # *windows-gnu*) ;;
     # FIXME(#309): LE PPC crashes calling the musl version of some functions. It
     # seems like a qemu bug but should be investigated further at some point.
     # See <https://github.com/rust-lang/libm/issues/309>.
diff --git a/libm/src/math/support/float_traits.rs b/libm/src/math/support/float_traits.rs
index fb790e696..4e5011f62 100644
--- a/libm/src/math/support/float_traits.rs
+++ b/libm/src/math/support/float_traits.rs
@@ -289,7 +289,10 @@ macro_rules! float_impl {
                 cfg_if! {
                     // fma is not yet available in `core`
                     if #[cfg(intrinsics_enabled)] {
-                        unsafe{ core::intrinsics::$fma_intrinsic(self, y, z) }
+                        // FIXME(msrv,bench): once our benchmark rustc version is above the
+                        // 2022-09-23 nightly, this can be removed.
+                        #[allow(unused_unsafe)]
+                        unsafe { core::intrinsics::$fma_intrinsic(self, y, z) }
                     } else {
                         super::super::$fma_fn(self, y, z)
                     }