add some more addition tests

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/src/bigfloat.rs b/src/bigfloat.rs
index 67bba44fdca08181ff6ac71c800d10c7bed2abb5..51d7a6d3ec29a643a4d812b48cf4a5183965fd3e 100644 (file)
--- a/src/bigfloat.rs
+++ b/src/bigfloat.rs
@@ -434,8 +434,9 @@ mod test {
       .chk(0x20, "+0000 0000_0012_fff0")
       ;
     mk("+0000 c123_5678_abc9")
-      .chk(0x071112222, "+0001 0000_0000_0001 3234_789a_abc9")
-      .chk(0x011112222, "+0001 0000_0000_0001 4345_9abc_abc9")
+      .chk(0x71112222, "+0001 0000_0000_0001 3234_789a_abc9")
+      .chk(0x71112222, "+0001 0000_0000_0001 a345_9abc_abc9")
+      .chk(0x60000000, "+0001 0000_0000_0002 0345_9abc_abc9")
       ;
   }
 }