Merging upstream version 1.74.1+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 9 insertions, 30 deletions

diff --git a/compiler/rustc_const_eval/src/const_eval/error.rs b/compiler/rustc_const_eval/src/const_eval/error.rs
index d39a7e8a1..bf1e0a370 100644
--- a/compiler/rustc_const_eval/src/const_eval/error.rs
+++ b/compiler/rustc_const_eval/src/const_eval/error.rs
@@ -4,8 +4,7 @@ use rustc_errors::{DiagnosticArgValue, DiagnosticMessage, IntoDiagnostic, IntoDi
 use rustc_middle::mir::AssertKind;
 use rustc_middle::ty::TyCtxt;
 use rustc_middle::ty::{layout::LayoutError, ConstInt};
-use rustc_span::source_map::Spanned;
-use rustc_span::{ErrorGuaranteed, Span, Symbol};
+use rustc_span::{ErrorGuaranteed, Span, Symbol, DUMMY_SP};
 
 use super::InterpCx;
 use crate::errors::{self, FrameNote, ReportErrorExt};
@@ -18,7 +17,6 @@ pub enum ConstEvalErrKind {
     ModifiedGlobal,
     AssertFailure(AssertKind<ConstInt>),
     Panic { msg: Symbol, line: u32, col: u32, file: Symbol },
-    Abort(String),
 }
 
 impl MachineStopType for ConstEvalErrKind {
@@ -30,7 +28,6 @@ impl MachineStopType for ConstEvalErrKind {
             ModifiedGlobal => const_eval_modified_global,
             Panic { .. } => const_eval_panic,
             AssertFailure(x) => x.diagnostic_message(),
-            Abort(msg) => msg.to_string().into(),
         }
     }
     fn add_args(
@@ -39,7 +36,7 @@ impl MachineStopType for ConstEvalErrKind {
     ) {
         use ConstEvalErrKind::*;
         match *self {
-            ConstAccessesStatic | ModifiedGlobal | Abort(_) => {}
+            ConstAccessesStatic | ModifiedGlobal => {}
             AssertFailure(kind) => kind.add_args(adder),
             Panic { msg, line, col, file } => {
                 adder("msg".into(), msg.into_diagnostic_arg());
@@ -134,35 +131,17 @@ where
 {
     // Special handling for certain errors
     match error {
-        // Don't emit a new diagnostic for these errors
+        // Don't emit a new diagnostic for these errors, they are already reported elsewhere or
+        // should remain silent.
         err_inval!(Layout(LayoutError::Unknown(_))) | err_inval!(TooGeneric) => {
-            ErrorHandled::TooGeneric
+            ErrorHandled::TooGeneric(span.unwrap_or(DUMMY_SP))
         }
-        err_inval!(AlreadyReported(guar)) => ErrorHandled::Reported(guar),
+        err_inval!(AlreadyReported(guar)) => ErrorHandled::Reported(guar, span.unwrap_or(DUMMY_SP)),
         err_inval!(Layout(LayoutError::ReferencesError(guar))) => {
-            ErrorHandled::Reported(guar.into())
-        }
-        err_inval!(Layout(layout_error @ LayoutError::SizeOverflow(_))) => {
-            // We must *always* hard error on these, even if the caller wants just a lint.
-            // The `message` makes little sense here, this is a more serious error than the
-            // caller thinks anyway.
-            // See <https://github.com/rust-lang/rust/pull/63152>.
-            let (our_span, frames) = get_span_and_frames();
-            let span = span.unwrap_or(our_span);
-            let mut err =
-                tcx.sess.create_err(Spanned { span, node: layout_error.into_diagnostic() });
-            err.code(rustc_errors::error_code!(E0080));
-            let Some((mut err, handler)) = err.into_diagnostic() else {
-                panic!("did not emit diag");
-            };
-            for frame in frames {
-                err.eager_subdiagnostic(handler, frame);
-            }
-
-            ErrorHandled::Reported(handler.emit_diagnostic(&mut err).unwrap().into())
+            ErrorHandled::Reported(guar.into(), span.unwrap_or(DUMMY_SP))
         }
+        // Report remaining errors.
         _ => {
-            // Report as hard error.
             let (our_span, frames) = get_span_and_frames();
             let span = span.unwrap_or(our_span);
             let err = mk(span, frames);
@@ -173,7 +152,7 @@ where
 
             // Use *our* span to label the interp error
             err.span_label(our_span, msg);
-            ErrorHandled::Reported(err.emit().into())
+            ErrorHandled::Reported(err.emit().into(), span)
         }
     }
 }