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No error on malformed repr attributes #51376

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Mark-Simulacrum opened this issue Jun 5, 2018 · 0 comments
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No error on malformed repr attributes #51376

Mark-Simulacrum opened this issue Jun 5, 2018 · 0 comments
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A-diagnostics Area: Messages for errors, warnings, and lints T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.

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#[repr]
struct Foo(u16);

fn main() {}

This compiles without any error, including one about the attribute not being used, even though there should be such a warning.
@Mark-Simulacrum Mark-Simulacrum added the T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. label Jun 5, 2018
@estebank estebank added the A-diagnostics Area: Messages for errors, warnings, and lints label Jun 6, 2018
@estebank estebank mentioned this issue Jun 6, 2018
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Mark-Simulacrum added a commit to Mark-Simulacrum/rust that referenced this issue Jun 8, 2018
@Mark-Simulacrum
Rollup merge of rust-lang#51401 - estebank:warn-repr, r=cramertj
898bb78 
Warn on `repr` without hints

Fix rust-lang#51376.
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