update portable simd

Signed-off-by: Heinz N. Gies <heinz@licenser.net>

Cargo.toml

@@ -33,5 +33,5 @@ c-abi = ["abi_stable"]
 # use runtime detection of the CPU features where possible instead of enforcing an instruction set
 runtime-detection = []
 
-# portable simd support (as of rust 1.73 nightly only)
+# portable simd support (as of rust 1.80 nightly only)
 portable = []

src/generator.rs

@@ -468,7 +468,8 @@ unsafe fn write_str_simd_portable<W>(writer: &mut W, string: &mut &[u8]) -> io::
 where
     W: Write,
 {
-    use std::simd::{u8x32, SimdPartialEq, ToBitMask};
+    use std::simd::cmp::SimdPartialEq;
+    use std::simd::u8x32;
 
     let mut idx = 0;
     let zero = u8x32::splat(0);