1 files changed, 27 insertions, 1 deletions
diff --git a/src/pkg/go/printer/testdata/comments2.input b/src/pkg/go/printer/testdata/comments2.input
index 6f8c85c94..4a055c827 100644
--- a/src/pkg/go/printer/testdata/comments2.input
+++ b/src/pkg/go/printer/testdata/comments2.input
@@ -76,4 +76,30 @@ prints test 5 times
    for i := 0; i < 5; i++ {
       println("test")
    }
-}
-\ No newline at end of file
+}
+
+func issue5623() {
+L:
+   _ = yyyyyyyyyyyyyyyy // comment - should be aligned
+   _ = xxxxxxxxxxxxxxxxxxxxxxxxxxxx /* comment */
+
+   _ = yyyyyyyyyyyyyyyy /* comment - should be aligned */
+   _ = xxxxxxxxxxxxxxxxxxxxxxxxxxxx // comment
+
+LLLLLLL:
+   _ = yyyyyyyyyyyyyyyy // comment - should be aligned
+   _ = xxxxxxxxxxxxxxxxxxxxxxxxxxxx // comment
+
+LL:
+LLLLL:
+   _ = xxxxxxxxxxxxxxxxxxxxxxxxxxxx /* comment */
+   _ = yyyyyyyyyyyyyyyy /* comment - should be aligned */
+
+   _ = xxxxxxxxxxxxxxxxxxxxxxxxxxxx // comment
+   _ = yyyyyyyyyyyyyyyy // comment - should be aligned
+
+// test case from issue
+label:
+   mask := uint64(1)<<c - 1 // Allocation mask
+   used := atomic.LoadUint64(&h.used) // Current allocations
+}