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Print list of missing target features when calling a function with target features outside an unsafe block

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This commit is contained in:
Eduardo Sánchez Muñoz 2023-11-26 19:55:01 +01:00
parent 274b5249eb
commit 51ba662d23
7 changed files with 191 additions and 95 deletions
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13
compiler/rustc_mir_transform/messages.ftl
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@ -42,8 +42,19 @@ mir_transform_requires_unsafe = {$details} is unsafe and requires unsafe {$op_in
}
.not_inherited = items do not inherit unsafety from separate enclosing items
mir_transform_target_feature_call_help = in order for the call to be safe, the context requires the following additional target {$missing_target_features_count ->
[1] feature
*[count] features
}: {$missing_target_features}
mir_transform_target_feature_call_label = call to function with `#[target_feature]`
mir_transform_target_feature_call_note = can only be called if the required target features are available
mir_transform_target_feature_call_note = the {$build_target_features} target {$build_target_features_count ->
[1] feature
*[count] features
} being enabled in the build configuration does not remove the requirement to list {$build_target_features_count ->
[1] it
*[count] them
} in `#[target_feature]`
mir_transform_unaligned_packed_ref = reference to packed field is unaligned
.note = packed structs are only aligned by one byte, and many modern architectures penalize unaligned field accesses