Add regression test for const fn in trait

Const fn declaration in trait declarations shall emit an error. This new test highlight this behavior. gcc/testsuite/ChangeLog: * rust/compile/const_trait_fn.rs: New test. Signed-off-by: Pierre-Emmanuel Patry <[email protected]>
Rust-GCC · Dec 1, 2023 · 0d6d394 · 0d6d394
1 parent 0ff1dcb
commit 0d6d394
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/gcc/testsuite/rust/compile/const_trait_fn.rs b/gcc/testsuite/rust/compile/const_trait_fn.rs
@@ -0,0 +1,4 @@
+trait Osterkz {
+    const fn x();
+    // { dg-error "functions in traits cannot be declared const .E0379." "" { target *-*-* } .-1 }
+}