diff --git a/source/expressions.tex b/source/expressions.tex
index 6918b4625d..65506c2551 100644
--- a/source/expressions.tex
+++ b/source/expressions.tex
@@ -4091,6 +4091,8 @@
 result are the type and value of the right operand; the result is of the same
 value category as its right operand, and is a bit-field if its
 right operand is a glvalue and a bit-field.
+If the value of the right operand is a temporary~(\ref{class.temporary}),
+the result is that temporary.
 
 \pnum
 In contexts where comma is given a special meaning, \enterexample in