3 files changed, 29 insertions, 0 deletions

diff --git a/crates/parser/src/grammar/items/traits.rs b/crates/parser/src/grammar/items/traits.rs
index d076974ed..d3327271c 100644
--- a/crates/parser/src/grammar/items/traits.rs
+++ b/crates/parser/src/grammar/items/traits.rs
@@ -40,6 +40,10 @@ pub(super) fn impl_(p: &mut Parser) {
         type_params::opt_generic_param_list(p);
     }
 
+    // test impl_def_const
+    // impl const Send for X {}
+    p.eat(T![const]);
+
     // FIXME: never type
     // impl ! {}
 
diff --git a/crates/syntax/test_data/parser/inline/ok/0161_impl_def_const.rast b/crates/syntax/test_data/parser/inline/ok/0161_impl_def_const.rast
new file mode 100644
index 000000000..dcd39535b
--- /dev/null
+++ b/crates/syntax/test_data/parser/inline/ok/0161_impl_def_const.rast
@@ -0,0 +1,24 @@
+[email protected]
+  [email protected]
+    [email protected] "impl"
+    [email protected] " "
+    [email protected] "const"
+    [email protected] " "
+    [email protected]
+      [email protected]
+        [email protected]
+          [email protected]
+            [email protected] "Send"
+    [email protected] " "
+    [email protected] "for"
+    [email protected] " "
+    [email protected]
+      [email protected]
+        [email protected]
+          [email protected]
+            [email protected] "X"
+    [email protected] " "
+    [email protected]
+      [email protected] "{"
+      [email protected] "}"
+  [email protected] "\n"
diff --git a/crates/syntax/test_data/parser/inline/ok/0161_impl_def_const.rs b/crates/syntax/test_data/parser/inline/ok/0161_impl_def_const.rs
new file mode 100644
index 000000000..8d6886469
--- /dev/null
+++ b/crates/syntax/test_data/parser/inline/ok/0161_impl_def_const.rs
@@ -0,0 +1 @@
+impl const Send for X {}