Add What's New / NEWS entry

vstinner · vstinner · commit ba0d3ede214c · 2025-10-06T22:17:48.000+02:00
diff --git a/Doc/whatsnew/3.14.rst b/Doc/whatsnew/3.14.rst
@@ -2981,6 +2981,11 @@ New features in the C API
   as arguments to C API functions.
   (Contributed by Sam Gross in :gh:`133164`.)
 
+* Add :c:func:`PyUnstable_ThreadState_SetStack` and
+  :c:func:`PyUnstable_ThreadState_ResetStack` functions to set the stack base
+  address and stack size of a Python thread state.
+  (Contributed by Victor Stinner in :gh:`139653`.)
+
 
 Limited C API changes
 ---------------------
diff --git a/Misc/NEWS.d/next/C_API/2025-10-06-22-17-47.gh-issue-139653.6-1MOd.rst b/Misc/NEWS.d/next/C_API/2025-10-06-22-17-47.gh-issue-139653.6-1MOd.rst
@@ -0,0 +1,3 @@
+Add :c:func:`PyUnstable_ThreadState_SetStack` and
+:c:func:`PyUnstable_ThreadState_ResetStack` functions to set the stack base
+address and stack size of a Python thread state. Patch by Victor Stinner.

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	+Add :c:func:`PyUnstable_ThreadState_SetStack` and
	`2`	+:c:func:`PyUnstable_ThreadState_ResetStack` functions to set the stack base
	`3`	`+address and stack size of a Python thread state. Patch by Victor Stinner.`