[Python-checkins] GH-125515: Remove two unused error branches. (#133181)

[freakboy3742]

https://github.com/python/cpython/commit/6c522debc218d441756bf631abe8ec8d6c6f1c45
commit: 6c522debc218d441756bf631abe8ec8d6c6f1c45
branch: main
author: Russell Keith-Magee <russ...@keith-magee.com>
committer: freakboy3742 <russ...@keith-magee.com>
date: 2025-05-01T06:21:57+08:00
summary:

GH-125515: Remove two unused error branches. (#133181)

Remove two unused error branches in the generated bytecode handling.

files:
M Python/bytecodes.c
M Python/generated_cases.c.h
M Python/opcode_targets.h

diff --git a/Python/bytecodes.c b/Python/bytecodes.c
index b30fa0899106de..496a53dbabebd4 100644
--- a/Python/bytecodes.c
+++ b/Python/bytecodes.c
@@ -5332,18 +5332,6 @@ dummy_func(
             assert(tstate->tracing || eval_breaker == 
FT_ATOMIC_LOAD_UINTPTR_ACQUIRE(_PyFrame_GetCode(frame)->_co_instrumentation_version));
         }
 
-        label(pop_4_error) {
-            stack_pointer -= 4;
-            assert(WITHIN_STACK_BOUNDS());
-            goto error;
-        }
-
-        label(pop_3_error) {
-            stack_pointer -= 3;
-            assert(WITHIN_STACK_BOUNDS());
-            goto error;
-        }
-
         label(pop_2_error) {
             stack_pointer -= 2;
             assert(WITHIN_STACK_BOUNDS());
diff --git a/Python/generated_cases.c.h b/Python/generated_cases.c.h
index 89bfc069080a95..6841fbcc22e5a4 100644
--- a/Python/generated_cases.c.h
+++ b/Python/generated_cases.c.h
@@ -12230,20 +12230,6 @@ JUMP_TO_LABEL(error);
 #endif /* Py_TAIL_CALL_INTERP */
         /* BEGIN LABELS */
 
-        LABEL(pop_4_error)
-        {
-            stack_pointer -= 4;
-            assert(WITHIN_STACK_BOUNDS());
-            JUMP_TO_LABEL(error);
-        }
-
-        LABEL(pop_3_error)
-        {
-            stack_pointer -= 3;
-            assert(WITHIN_STACK_BOUNDS());
-            JUMP_TO_LABEL(error);
-        }
-
         LABEL(pop_2_error)
         {
             stack_pointer -= 2;
diff --git a/Python/opcode_targets.h b/Python/opcode_targets.h
index debaab98f00a8e..8c2dfb46077083 100644
--- a/Python/opcode_targets.h
+++ b/Python/opcode_targets.h
@@ -260,8 +260,6 @@ static void *opcode_targets[256] = {
 #else /* Py_TAIL_CALL_INTERP */
 static py_tail_call_funcptr INSTRUCTION_TABLE[256];
 
-Py_PRESERVE_NONE_CC static PyObject *_TAIL_CALL_pop_4_error(TAIL_CALL_PARAMS);
-Py_PRESERVE_NONE_CC static PyObject *_TAIL_CALL_pop_3_error(TAIL_CALL_PARAMS);
 Py_PRESERVE_NONE_CC static PyObject *_TAIL_CALL_pop_2_error(TAIL_CALL_PARAMS);
 Py_PRESERVE_NONE_CC static PyObject *_TAIL_CALL_pop_1_error(TAIL_CALL_PARAMS);
 Py_PRESERVE_NONE_CC static PyObject *_TAIL_CALL_error(TAIL_CALL_PARAMS);

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