Fix error report for size overflow from transmute

2023-09-03 10:58:13 +08:00
parent b588641208
commit 00010eda8b
6 changed files with 79 additions and 0 deletions
--- a/compiler/rustc_transmute/src/maybe_transmutable/mod.rs
+++ b/compiler/rustc_transmute/src/maybe_transmutable/mod.rs
@@ -85,6 +85,8 @@ mod rustc {
                (_, Err(Err::UnknownLayout)) => Answer::No(Reason::DstLayoutUnknown),
                (Err(Err::Unspecified), _) => Answer::No(Reason::SrcIsUnspecified),
                (_, Err(Err::Unspecified)) => Answer::No(Reason::DstIsUnspecified),
+                (Err(Err::SizeOverflow), _) => Answer::No(Reason::SrcSizeOverflow),
+                (_, Err(Err::SizeOverflow)) => Answer::No(Reason::DstSizeOverflow),
                (Ok(src), Ok(dst)) => {
                    MaybeTransmutableQuery { src, dst, scope, assume, context }.answer()
                }