1 files changed, 7 insertions, 0 deletions
diff --git a/tests/ui/parser/int-literal-too-large-span.rs b/tests/ui/parser/int-literal-too-large-span.rs
new file mode 100644
index 00000000000..666ca935059
--- /dev/null
+++ b/tests/ui/parser/int-literal-too-large-span.rs
@@ -0,0 +1,7 @@
+// issue #17123
+
+fn main() {
+    9999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999
+    //~^ ERROR integer literal is too large
+        ; // the span shouldn't point to this.
+}