free(null) -> noop

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49972 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/docs/LangRef.html b/docs/LangRef.html
index 09e557f21595137b162bc9079a8d216fd34188de..a638e5088056b71d9c61bffc4168901f604c7f2d 100644 (file)
--- a/docs/LangRef.html
+++ b/docs/LangRef.html
@@ -2842,8 +2842,8 @@ instruction.</p>
 <h5>Semantics:</h5>
 
 <p>Access to the memory pointed to by the pointer is no longer defined
-after this instruction executes.  If the pointer is null, the behavior is
-undefined.</p>
+after this instruction executes.  If the pointer is null, the operation
+is a noop.</p>
 
 <h5>Example:</h5>