From 28493a5a6262c66f69114f4a71528007ad9338be Mon Sep 17 00:00:00 2001 From: "Miss Islington (bot)" <31488909+miss-islington@users.noreply.github.com> Date: Fri, 7 Nov 2025 14:40:59 +0100 Subject: [PATCH] [3.14] Update NaNs handling description in `c-api/float.rst` (GH-141179) (#141194) Update NaNs handling description in `c-api/float.rst` (GH-141179) Clarified the behavior of NaNs on IEEE platforms regarding signaling and quiet NaNs. (cherry picked from commit 920286d6b296f9971fc79e14ec22966f8f7a7b90) Co-authored-by: W. H. Wang --- Doc/c-api/float.rst | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/Doc/c-api/float.rst b/Doc/c-api/float.rst index 1085c32a5370..edee498a0b80 100644 --- a/Doc/c-api/float.rst +++ b/Doc/c-api/float.rst @@ -113,8 +113,8 @@ NaNs (if such things exist on the platform) isn't handled correctly, and attempting to unpack a bytes string containing an IEEE INF or NaN will raise an exception. -Note that NaNs type may not be preserved on IEEE platforms (silent NaN become -quiet), for example on x86 systems in 32-bit mode. +Note that NaNs type may not be preserved on IEEE platforms (signaling NaN become +quiet NaN), for example on x86 systems in 32-bit mode. On non-IEEE platforms with more precision, or larger dynamic range, than IEEE 754 supports, not all values can be packed; on non-IEEE platforms with less -- 2.47.3