2 files changed, 24 insertions, 0 deletions
diff --git a/src/test/ui/parser/issue-68890.rs b/src/test/ui/parser/issue-68890.rs
new file mode 100644
index 00000000000..a7c5a5e1300
--- /dev/null
+++ b/src/test/ui/parser/issue-68890.rs
@@ -0,0 +1,4 @@
+enum e{A((?'a a+?+l))}
+//~^ ERROR `?` may only modify trait bounds, not lifetime bounds
+//~| ERROR expected one of `)`, `+`, or `,`
+//~| ERROR expected trait bound, not lifetime bound
diff --git a/src/test/ui/parser/issue-68890.stderr b/src/test/ui/parser/issue-68890.stderr
new file mode 100644
index 00000000000..9bb8761b67b
--- /dev/null
+++ b/src/test/ui/parser/issue-68890.stderr
@@ -0,0 +1,20 @@
+error: `?` may only modify trait bounds, not lifetime bounds
+  --> $DIR/issue-68890.rs:1:11
+   |
+LL | enum e{A((?'a a+?+l))}
+   |           ^
+
+error: expected one of `)`, `+`, or `,`, found `a`
+  --> $DIR/issue-68890.rs:1:15
+   |
+LL | enum e{A((?'a a+?+l))}
+   |               ^ expected one of `)`, `+`, or `,`
+
+error: expected trait bound, not lifetime bound
+  --> $DIR/issue-68890.rs:1:11
+   |
+LL | enum e{A((?'a a+?+l))}
+   |           ^^^
+
+error: aborting due to 3 previous errors
+