[all-commits] [llvm/llvm-project] fceb71: clarify NaN propagation in fptrunc (#68554)

[Ralf Jung via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: fceb7193ea538827ce7cfdf43bb972d88df53878
      https://github.com/llvm/llvm-project/commit/fceb7193ea538827ce7cfdf43bb972d88df53878
  Author: Ralf Jung <post at ralfj.de>
  Date:   2023-10-26 (Thu, 26 Oct 2023)

  Changed paths:
    M llvm/docs/LangRef.rst

  Log Message:
  -----------
  clarify NaN propagation in fptrunc (#68554)

Follow-up to #66579: while
implementing those semantics in Miri I realized there's a special case
to be considered in truncating float casts.