gccrs: Add a new test for const without body

This new regression test highlight the fixed behavior for 2709.

gcc/testsuite/ChangeLog:

	* rust/compile/issue-2709.rs: New test.

Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>

diff --git a/gcc/testsuite/rust/compile/issue-2709.rs b/gcc/testsuite/rust/compile/issue-2709.rs
new file mode 100644 (file)
index 0000000..42fe7af
--- /dev/null
+++ b/gcc/testsuite/rust/compile/issue-2709.rs
@@ -0,0 +1,8 @@
+fn main() {}
+
+struct S;
+
+impl S {
+    const Y: u8;
+    // { dg-error "associated constant in .impl. without body" "" { target *-*-* } .-1 }
+}