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44 lines
1.1 KiB
Rust
44 lines
1.1 KiB
Rust
// build-fail
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#![feature(repr_simd, platform_intrinsics)]
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#[repr(simd)]
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#[derive(Copy, Clone)]
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#[allow(non_camel_case_types)]
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struct i32x4(i32, i32, i32, i32);
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#[repr(simd)]
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#[derive(Copy, Clone)]
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#[allow(non_camel_case_types)]
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struct i32x8(i32, i32, i32, i32,
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i32, i32, i32, i32);
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#[repr(simd)]
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#[derive(Copy, Clone)]
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#[allow(non_camel_case_types)]
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struct f32x4(f32, f32, f32, f32);
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#[repr(simd)]
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#[derive(Copy, Clone)]
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#[allow(non_camel_case_types)]
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struct f32x8(f32, f32, f32, f32,
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f32, f32, f32, f32);
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extern "platform-intrinsic" {
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fn simd_cast<T, U>(x: T) -> U;
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}
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fn main() {
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let x = i32x4(0, 0, 0, 0);
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unsafe {
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simd_cast::<i32, i32>(0);
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//~^ ERROR expected SIMD input type, found non-SIMD `i32`
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simd_cast::<i32, i32x4>(0);
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//~^ ERROR expected SIMD input type, found non-SIMD `i32`
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simd_cast::<i32x4, i32>(x);
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//~^ ERROR expected SIMD return type, found non-SIMD `i32`
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simd_cast::<_, i32x8>(x);
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//~^ ERROR return type with length 4 (same as input type `i32x4`), found `i32x8` with length 8
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}
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}
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