[PATCH] D44318: [LangRef] describe the default FP environment

[Eli Friedman via Phabricator via llvm-commits]

efriedma added inline comments.


================
Comment at: docs/LangRef.rst:2300
+
+      %A = fdiv undef, %X
+      %B = fdiv %X, 0.0
----------------
Using undef here is confusing, since it's not any specific value.  If you want an SNaN, write an SNaN.


https://reviews.llvm.org/D44318