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Diffstat (limited to 'compiler/rustc_error_codes/src/error_codes/E0075.md')
-rw-r--r-- | compiler/rustc_error_codes/src/error_codes/E0075.md | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/compiler/rustc_error_codes/src/error_codes/E0075.md b/compiler/rustc_error_codes/src/error_codes/E0075.md new file mode 100644 index 000000000..969c1ee71 --- /dev/null +++ b/compiler/rustc_error_codes/src/error_codes/E0075.md @@ -0,0 +1,23 @@ +A `#[simd]` attribute was applied to an empty tuple struct. + +Erroneous code example: + +```compile_fail,E0075 +#![feature(repr_simd)] + +#[repr(simd)] +struct Bad; // error! +``` + +The `#[simd]` attribute can only be applied to non empty tuple structs, because +it doesn't make sense to try to use SIMD operations when there are no values to +operate on. + +Fixed example: + +``` +#![feature(repr_simd)] + +#[repr(simd)] +struct Good(u32); // ok! +``` |