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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:03 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:03 +0000
commit64d98f8ee037282c35007b64c2649055c56af1db (patch)
tree5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/consts/issue-73976-monomorphic.rs
parentAdding debian version 1.67.1+dfsg1-1. (diff)
downloadrustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz
rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/consts/issue-73976-monomorphic.rs')
-rw-r--r--tests/ui/consts/issue-73976-monomorphic.rs37
1 files changed, 37 insertions, 0 deletions
diff --git a/tests/ui/consts/issue-73976-monomorphic.rs b/tests/ui/consts/issue-73976-monomorphic.rs
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+++ b/tests/ui/consts/issue-73976-monomorphic.rs
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+// check-pass
+//
+// This test is complement to the test in issue-73976-polymorphic.rs.
+// In that test we ensure that polymorphic use of type_id and type_name in patterns
+// will be properly rejected. This test will ensure that monomorphic use of these
+// would not be wrongly rejected in patterns.
+
+#![feature(const_type_id)]
+#![feature(const_type_name)]
+#![feature(const_trait_impl)]
+
+use std::any::{self, TypeId};
+
+pub struct GetTypeId<T>(T);
+
+impl<T: 'static> GetTypeId<T> {
+ pub const VALUE: TypeId = TypeId::of::<T>();
+}
+
+const fn check_type_id<T: 'static>() -> bool {
+ GetTypeId::<T>::VALUE == GetTypeId::<usize>::VALUE
+}
+
+pub struct GetTypeNameLen<T>(T);
+
+impl<T: 'static> GetTypeNameLen<T> {
+ pub const VALUE: usize = any::type_name::<T>().len();
+}
+
+const fn check_type_name_len<T: 'static>() -> bool {
+ matches!(GetTypeNameLen::<T>::VALUE, GetTypeNameLen::<usize>::VALUE)
+}
+
+fn main() {
+ assert!(check_type_id::<usize>());
+ assert!(check_type_name_len::<usize>());
+}