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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:06:31 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:06:31 +0000 |
commit | 2ff14448863ac1a1dd9533461708e29aae170c2d (patch) | |
tree | 85b9fea2bbfe3f06473cfa381eed11f273b57c5c /compiler/rustc_query_impl/src/values.rs | |
parent | Adding debian version 1.64.0+dfsg1-1. (diff) | |
download | rustc-2ff14448863ac1a1dd9533461708e29aae170c2d.tar.xz rustc-2ff14448863ac1a1dd9533461708e29aae170c2d.zip |
Adding debian version 1.65.0+dfsg1-2.debian/1.65.0+dfsg1-2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'compiler/rustc_query_impl/src/values.rs')
-rw-r--r-- | compiler/rustc_query_impl/src/values.rs | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/compiler/rustc_query_impl/src/values.rs b/compiler/rustc_query_impl/src/values.rs deleted file mode 100644 index 718a2971c..000000000 --- a/compiler/rustc_query_impl/src/values.rs +++ /dev/null @@ -1,45 +0,0 @@ -use super::QueryCtxt; -use rustc_middle::ty::{self, AdtSizedConstraint, Ty}; - -pub(super) trait Value<'tcx>: Sized { - fn from_cycle_error(tcx: QueryCtxt<'tcx>) -> Self; -} - -impl<'tcx, T> Value<'tcx> for T { - default fn from_cycle_error(tcx: QueryCtxt<'tcx>) -> T { - tcx.sess.abort_if_errors(); - bug!("Value::from_cycle_error called without errors"); - } -} - -impl<'tcx> Value<'tcx> for Ty<'_> { - fn from_cycle_error(tcx: QueryCtxt<'tcx>) -> Self { - // SAFETY: This is never called when `Self` is not `Ty<'tcx>`. - // FIXME: Represent the above fact in the trait system somehow. - unsafe { std::mem::transmute::<Ty<'tcx>, Ty<'_>>(tcx.ty_error()) } - } -} - -impl<'tcx> Value<'tcx> for ty::SymbolName<'_> { - fn from_cycle_error(tcx: QueryCtxt<'tcx>) -> Self { - // SAFETY: This is never called when `Self` is not `SymbolName<'tcx>`. - // FIXME: Represent the above fact in the trait system somehow. - unsafe { - std::mem::transmute::<ty::SymbolName<'tcx>, ty::SymbolName<'_>>(ty::SymbolName::new( - *tcx, "<error>", - )) - } - } -} - -impl<'tcx> Value<'tcx> for AdtSizedConstraint<'_> { - fn from_cycle_error(tcx: QueryCtxt<'tcx>) -> Self { - // SAFETY: This is never called when `Self` is not `AdtSizedConstraint<'tcx>`. - // FIXME: Represent the above fact in the trait system somehow. - unsafe { - std::mem::transmute::<AdtSizedConstraint<'tcx>, AdtSizedConstraint<'_>>( - AdtSizedConstraint(tcx.intern_type_list(&[tcx.ty_error()])), - ) - } - } -} |