[3.13] gh-120437: Fix _CHECK_STACK_SPACE optimization problems introduced in gh-118322 (GH-120712) (#120747)

Zheaoli · Fidget-Spinner · web-flow · commit ae04b6f63640 · 2024-06-20T01:40:48.000+08:00
[3.13] gh-120437: Fix `_CHECK_STACK_SPACE` optimization problems introduced in gh-118322 (GH-120712) Signed-off-by: Manjusaka <me@manjusaka.me> 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
@@ -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
@@ -634,7 +634,6 @@ dummy_func(void) {
         (void)callable;
         (void)self_or_null;
         (void)args;
-        first_valid_check_stack = NULL;
         goto done;
     }
 
diff --git a/Python/optimizer_cases.c.h b/Python/optimizer_cases.c.h

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	+Fix ``_CHECK_STACK_SPACE`` optimization problems introduced in :gh:`118322`.
Original file line number	Diff line number	Diff line change
`@@ -634,7 +634,6 @@ dummy_func(void) {`
`634`	`634`	`(void)callable;`
`635`	`635`	`(void)self_or_null;`
`636`	`636`	`(void)args;`
`637`		`- first_valid_check_stack = NULL;`
`638`	`637`	`goto done;`
`639`	`638`	`}`
`640`	`639`