message: Update comment for `nan_canonicalization`.
diff: @@ -132,8 +132,8 @@ pub struct CompilerConfig {
  /// When enabled there can be a small amount of runtime performance overhead.
  pub full_preemption: bool,
  - /// Whether to enable spec-compliant NaN canonicalization at all places.
  - /// Enabling this increases runtime overhead.
  + /// Always choose a unique bit representation for NaN.
  + /// Enabling this makes execution deterministic but increases runtime overhead.
  pub nan_canonicalization: bool,
  pub features: Features,
  