From 4e9d35be743664d18dcea4a4ad3416f8c5d35154 Mon Sep 17 00:00:00 2001 From: Sergey B Kirpichev Date: Wed, 12 Nov 2025 12:50:44 +0300 Subject: [PATCH] gh-141370: document undefined behavior of Py_ABS() (GH-141439) (cherry picked from commit 20f53df07d42c495a08c73a3d54b8dd9098a62f0) Co-authored-by: Sergey B Kirpichev --- Doc/c-api/intro.rst | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Doc/c-api/intro.rst b/Doc/c-api/intro.rst index 096e4d34f664d9..04c4d7284ad4fd 100644 --- a/Doc/c-api/intro.rst +++ b/Doc/c-api/intro.rst @@ -121,6 +121,10 @@ complete listing. Return the absolute value of ``x``. + If the result cannot be represented (for example, if ``x`` has + :c:macro:`!INT_MIN` value for :c:expr:`int` type), the behavior is + undefined. + .. versionadded:: 3.3 .. c:macro:: Py_ALWAYS_INLINE