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-rw-r--r--library/std/src/time.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/library/std/src/time.rs b/library/std/src/time.rs
index c638cc61856..005d8c76704 100644
--- a/library/std/src/time.rs
+++ b/library/std/src/time.rs
@@ -58,6 +58,8 @@ pub use core::time::TryFromFloatSecsError;
 /// some seconds may be longer than others). An instant may jump forwards or
 /// experience time dilation (slow down or speed up), but it will never go
 /// backwards.
+/// As part of this non-guarantee it is also not specified whether system suspends count as
+/// elapsed time or not. The behavior varies across platforms and rust versions.
 ///
 /// Instants are opaque types that can only be compared to one another. There is
 /// no method to get "the number of seconds" from an instant. Instead, it only