File: const_fn_target_feature_wasm.rs

package info (click to toggle)
rustc 1.86.0%2Bdfsg1-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental, forky, sid
  • size: 913,560 kB
  • sloc: xml: 158,127; python: 35,921; javascript: 19,689; sh: 19,600; cpp: 18,906; ansic: 13,124; asm: 4,376; makefile: 708; perl: 29; lisp: 29; ruby: 19; sql: 11
file content (16 lines) | stat: -rw-r--r-- 495 bytes parent folder | download | duplicates (15)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
//@ only-wasm32
//@ compile-flags:-C target-feature=-simd128
//@ build-pass

#![crate_type = "lib"]

#[cfg(target_feature = "simd128")]
compile_error!("simd128 target feature should be disabled");

// Calling functions with `#[target_feature]` is not unsound on WASM, see #84988.
// (It can still lead to a runtime error though so we'd be in our right to abort execution,
// just not to declare it UB.)
const A: () = simd128_fn();

#[target_feature(enable = "simd128")]
const fn simd128_fn() {}