Disable the 80-year-difference test on 32-bit-time_t platforms.

rust-lang · Sep 7, 2017 · 83d14bd · 83d14bd
1 parent 7560265
commit 83d14bd
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/src/libstd/time/mod.rs b/src/libstd/time/mod.rs
@@ -520,9 +520,12 @@ mod tests {
 
         assert_almost_eq!(a - second + second, a);
 
-        let eighty_years = second * 60 * 60 * 24 * 365 * 80;
-        assert_almost_eq!(a - eighty_years + eighty_years, a);
-        assert_almost_eq!(a - (eighty_years * 10) + (eighty_years * 10), a);
+        // A difference of 80 and 800 years cannot fit inside a 32-bit time_t
+        if !(cfg!(unix) && ::mem::size_of::<::libc::time_t>() <= 4) {
+            let eighty_years = second * 60 * 60 * 24 * 365 * 80;
+            assert_almost_eq!(a - eighty_years + eighty_years, a);
+            assert_almost_eq!(a - (eighty_years * 10) + (eighty_years * 10), a);
+        }
 
         let one_second_from_epoch = UNIX_EPOCH + Duration::new(1, 0);
         let one_second_from_epoch2 = UNIX_EPOCH + Duration::new(0, 500_000_000)