Index: docs/LangRef.rst
===================================================================
--- docs/LangRef.rst
+++ docs/LangRef.rst
@@ -6074,7 +6074,7 @@
 The '``uitofp``' instruction interprets its operand as an unsigned
 integer quantity and converts it to the corresponding floating point
 value. If the value cannot fit in the floating point value, the results
-are undefined.
+are undefined. The direction the number is rounded is unspecified.
 
 Example:
 """"""""
@@ -6115,7 +6115,7 @@
 The '``sitofp``' instruction interprets its operand as a signed integer
 quantity and converts it to the corresponding floating point value. If
 the value cannot fit in the floating point value, the results are
-undefined.
+undefined. The direction the number is rounded is unspecified.
 
 Example:
 """"""""