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Squash closure cast error into fn ptr cast error

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Oliver S̶c̶h̶n̶e̶i̶d̶e̶r Scherer 2018-10-17 09:04:10 +02:00 • committed by GitHub
commit 38f3ad41c0
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1 changed files with 1 additions and 4 deletions
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5
src/librustc_mir/transform/qualify_min_const_fn.rs
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@ -164,14 +164,11 @@ fn check_rvalue(
}
}
Rvalue::Cast(CastKind::UnsafeFnPointer, _, _) |
Rvalue::Cast(CastKind::ClosureFnPointer, _, _) |
Rvalue::Cast(CastKind::ReifyFnPointer, _, _) => Err((
span,
"function pointer casts are not allowed in const fn".into(),
)),
Rvalue::Cast(CastKind::ClosureFnPointer, _, _) => Err((
span,
"closures are not allowed in const fn".into(),
)),
Rvalue::Cast(CastKind::Unsize, _, _) => Err((
span,
"unsizing casts are not allowed in const fn".into(),