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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-19 09:26:03 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-06-19 09:26:03 +0000
commit9918693037dce8aa4bb6f08741b6812923486c18 (patch)
tree21d2b40bec7e6a7ea664acee056eb3d08e15a1cf /compiler/rustc_hir_analysis/src/variance/constraints.rs
parentReleasing progress-linux version 1.75.0+dfsg1-5~progress7.99u1. (diff)
downloadrustc-9918693037dce8aa4bb6f08741b6812923486c18.tar.xz
rustc-9918693037dce8aa4bb6f08741b6812923486c18.zip
Merging upstream version 1.76.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'compiler/rustc_hir_analysis/src/variance/constraints.rs')
-rw-r--r--compiler/rustc_hir_analysis/src/variance/constraints.rs12
1 files changed, 7 insertions, 5 deletions
diff --git a/compiler/rustc_hir_analysis/src/variance/constraints.rs b/compiler/rustc_hir_analysis/src/variance/constraints.rs
index 5f8b1ace6..f09594cbb 100644
--- a/compiler/rustc_hir_analysis/src/variance/constraints.rs
+++ b/compiler/rustc_hir_analysis/src/variance/constraints.rs
@@ -413,20 +413,22 @@ impl<'a, 'tcx> ConstraintContext<'a, 'tcx> {
variance: VarianceTermPtr<'a>,
) {
match *region {
- ty::ReEarlyBound(ref data) => {
+ ty::ReEarlyParam(ref data) => {
self.add_constraint(current, data.index, variance);
}
ty::ReStatic => {}
- ty::ReLateBound(..) => {
- // Late-bound regions do not get substituted the same
- // way early-bound regions do, so we skip them here.
+ ty::ReBound(..) => {
+ // Either a higher-ranked region inside of a type or a
+ // late-bound function parameter.
+ //
+ // We do not compute constraints for either of these.
}
ty::ReError(_) => {}
- ty::ReFree(..) | ty::ReVar(..) | ty::RePlaceholder(..) | ty::ReErased => {
+ ty::ReLateParam(..) | ty::ReVar(..) | ty::RePlaceholder(..) | ty::ReErased => {
// We don't expect to see anything but 'static or bound
// regions when visiting member types or method types.
bug!(