| // run-pass |
| // ignore-cloudabi no std::env |
| |
| #![allow(stable_features)] |
| #![feature(cfg_target_feature)] |
| |
| use std::env; |
| |
| fn main() { |
| match env::var("TARGET") { |
| Ok(s) => { |
| // Skip this tests on i586-unknown-linux-gnu where sse2 is disabled |
| if s.contains("i586") { |
| return |
| } |
| } |
| Err(_) => return, |
| } |
| if cfg!(any(target_arch = "x86", target_arch = "x86_64")) { |
| assert!(cfg!(target_feature = "sse2"), |
| "SSE2 was not detected as available on an x86 platform"); |
| } |
| // check a negative case too -- allowed on x86, but not enabled by default |
| assert!(cfg!(not(target_feature = "avx2")), |
| "AVX2 shouldn't be detected as available by default on any platform"); |
| } |
