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gh-142849: Fix segfault in executor_to_gv (GH-142885)

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Fix segfault in `executor_to_gv`
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Ken Jin 2025-12-18 01:05:21 +08:00 • committed by GitHub
parent e61a447d0e
commit fba4584ffc
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1 changed files with 2 additions and 2 deletions
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Python/optimizer.c
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@ -1977,7 +1977,7 @@ executor_to_gv(_PyExecutorObject *executor, FILE *out)
#else
fprintf(out, " <tr><td port=\"i%d\" border=\"1\" >%s op0=%" PRIu64 "</td></tr>\n", i, opname, inst->operand0);
#endif
if (inst->opcode == _EXIT_TRACE || inst->opcode == _JUMP_TO_TOP) {
if (base_opcode == _EXIT_TRACE || base_opcode == _JUMP_TO_TOP) {
break;
}
}
@ -1990,7 +1990,7 @@ executor_to_gv(_PyExecutorObject *executor, FILE *out)
for (uint32_t i = 0; i < executor->code_size; i++) {
_PyUOpInstruction const *inst = &executor->trace[i];
uint16_t base_opcode = _PyUop_Uncached[inst->opcode];
uint16_t flags = _PyUop_Flags[inst->opcode];
uint16_t flags = _PyUop_Flags[base_opcode];
_PyExitData *exit = NULL;
if (base_opcode == _EXIT_TRACE) {
exit = (_PyExitData *)inst->operand0;