From: Nadeshiko Manju <me@manjusaka.me>
Date: Wed, 19 Jun 2024 15:34:39 +0000 (+0800)
Subject: gh-120437: Fix `_CHECK_STACK_SPACE` optimization problems introduced in gh-118322... 
X-Git-Tag: v3.14.0a1~1410
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=f385d99f57773e48285e0bcdbcd66dcbfdc647b3;p=thirdparty%2FPython%2Fcpython.git

gh-120437: Fix `_CHECK_STACK_SPACE` optimization problems introduced in gh-118322 (GH-120712)


Co-authored-by: Ken Jin <kenjin4096@gmail.com>
---

diff --git a/Misc/NEWS.d/next/Core and Builtins/2024-06-19-01-58-54.gh-issue-120437.nCkIoI.rst b/Misc/NEWS.d/next/Core and Builtins/2024-06-19-01-58-54.gh-issue-120437.nCkIoI.rst
new file mode 100644
index 000000000000..8923f3fcefe3
--- /dev/null
+++ b/Misc/NEWS.d/next/Core and Builtins/2024-06-19-01-58-54.gh-issue-120437.nCkIoI.rst	
@@ -0,0 +1 @@
+Fix ``_CHECK_STACK_SPACE`` optimization problems introduced in :gh:`118322`.
diff --git a/Python/optimizer_bytecodes.c b/Python/optimizer_bytecodes.c
index 35463f252468..2ea839f5d6dc 100644
--- a/Python/optimizer_bytecodes.c
+++ b/Python/optimizer_bytecodes.c
@@ -601,7 +601,6 @@ dummy_func(void) {
         (void)callable;
         (void)self_or_null;
         (void)args;
-        first_valid_check_stack = NULL;
         new_frame = NULL;
         ctx->done = true;
     }
diff --git a/Python/optimizer_cases.c.h b/Python/optimizer_cases.c.h
index 46501862ff2f..7274bd2a6fc0 100644
--- a/Python/optimizer_cases.c.h
+++ b/Python/optimizer_cases.c.h
@@ -1492,7 +1492,6 @@
             (void)callable;
             (void)self_or_null;
             (void)args;
-            first_valid_check_stack = NULL;
             new_frame = NULL;
             ctx->done = true;
             stack_pointer[-2 - oparg] = (_Py_UopsSymbol *)new_frame;