fix no-opt JIT

Fidget-Spinner · Fidget-Spinner · commit 7ab76a8fcbc8 · 2025-10-26T00:57:30.000+01:00
diff --git a/Python/optimizer.c b/Python/optimizer.c
@@ -690,7 +690,7 @@ _PyJit_translate_single_bytecode_to_trace(
     }
 
     // One for possible _DEOPT, one because _CHECK_VALIDITY itself might _DEOPT
-    max_length -= 1;
+    max_length -= 2;
 
     const struct opcode_macro_expansion *expansion = &_PyOpcode_macro_expansion[opcode];
 

Original file line number	Diff line number	Diff line change
`@@ -690,7 +690,7 @@ _PyJit_translate_single_bytecode_to_trace(`
`690`	`690`	`}`
`691`	`691`
`692`	`692`	`// One for possible _DEOPT, one because _CHECK_VALIDITY itself might _DEOPT`
`693`		`- max_length -= 1;`
	`693`	`+ max_length -= 2;`
`694`	`694`
`695`	`695`	`const struct opcode_macro_expansion *expansion = &_PyOpcode_macro_expansion[opcode];`
`696`	`696`