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-rw-r--r--src/libcoretest/fmt/mod.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/libcoretest/fmt/mod.rs b/src/libcoretest/fmt/mod.rs
index cdb9c38f027..42872589bb0 100644
--- a/src/libcoretest/fmt/mod.rs
+++ b/src/libcoretest/fmt/mod.rs
@@ -16,4 +16,6 @@ fn test_format_flags() {
     // No residual flags left by pointer formatting
     let p = "".as_ptr();
     assert_eq!(format!("{:p} {:x}", p, 16), format!("{:p} 10", p));
+
+    assert_eq!(format!("{: >3}", 'a'), "  a");
 }