diff --git a/compiler/rustc_typeck/src/hir_wf_check.rs b/compiler/rustc_typeck/src/hir_wf_check.rs index b4b438a561a21..4392b9aada978 100644 --- a/compiler/rustc_typeck/src/hir_wf_check.rs +++ b/compiler/rustc_typeck/src/hir_wf_check.rs @@ -1,7 +1,7 @@ use crate::collect::ItemCtxt; use rustc_hir as hir; use rustc_hir::intravisit::{self, Visitor}; -use rustc_hir::HirId; +use rustc_hir::{ForeignItem, ForeignItemKind, HirId}; use rustc_infer::infer::TyCtxtInferExt; use rustc_infer::traits::TraitEngine; use rustc_infer::traits::{ObligationCause, WellFormedLoc}; @@ -141,6 +141,9 @@ fn diagnostic_hir_wf_check<'tcx>( ref item => bug!("Unexpected item {:?}", item), }, hir::Node::Field(field) => Some(field.ty), + hir::Node::ForeignItem(ForeignItem { + kind: ForeignItemKind::Static(ty, _), .. + }) => Some(*ty), ref node => bug!("Unexpected node {:?}", node), }, WellFormedLoc::Param { function: _, param_idx } => { diff --git a/src/test/ui/wf/issue-95665.rs b/src/test/ui/wf/issue-95665.rs new file mode 100644 index 0000000000000..67923cbb2d6b5 --- /dev/null +++ b/src/test/ui/wf/issue-95665.rs @@ -0,0 +1,18 @@ +// Regression test for the ICE described in #95665. +// Ensure that the expected error is output (and thus that there is no ICE) + +pub trait Trait: {} + +pub struct Struct { + member: T, +} + +// uncomment and bug goes away +// impl Trait for u8 {} + +extern "C" { + static VAR: Struct; + //~^ 14:17: 14:27: the trait bound `u8: Trait` is not satisfied [E0277] +} + +fn main() {} diff --git a/src/test/ui/wf/issue-95665.stderr b/src/test/ui/wf/issue-95665.stderr new file mode 100644 index 0000000000000..b1cda59a9165b --- /dev/null +++ b/src/test/ui/wf/issue-95665.stderr @@ -0,0 +1,15 @@ +error[E0277]: the trait bound `u8: Trait` is not satisfied + --> $DIR/issue-95665.rs:14:17 + | +LL | static VAR: Struct; + | ^^^^^^^^^^ the trait `Trait` is not implemented for `u8` + | +note: required by a bound in `Struct` + --> $DIR/issue-95665.rs:6:22 + | +LL | pub struct Struct { + | ^^^^^ required by this bound in `Struct` + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0277`.