Make signed-ness of opcode explicit

markshannon · markshannon · commit 5225175bc168 · 2022-03-21T17:51:09.000Z
diff --git a/Objects/frameobject.c b/Objects/frameobject.c
@@ -429,7 +429,7 @@ _PyFrame_GetState(PyFrameObject *frame)
             if (frame->f_frame->f_lasti < 0) {
                 return FRAME_CREATED;
             }
-            char *code = frame->f_frame->f_code->co_code_adaptive;
+            uint8_t *code = (uint8_t *)frame->f_frame->f_code->co_code_adaptive;
             int opcode = code[frame->f_frame->f_lasti*sizeof(_Py_CODEUNIT)];
             switch(_PyOpcode_Deopt[opcode]) {
                 case COPY_FREE_VARS:

Original file line number	Diff line number	Diff line change
`@@ -429,7 +429,7 @@ _PyFrame_GetState(PyFrameObject *frame)`
`429`	`429`	`if (frame->f_frame->f_lasti < 0) {`
`430`	`430`	`return FRAME_CREATED;`
`431`	`431`	`}`
`432`		`- char *code = frame->f_frame->f_code->co_code_adaptive;`
	`432`	`+ uint8_t code = (uint8_t )frame->f_frame->f_code->co_code_adaptive;`
`433`	`433`	`int opcode = code[frame->f_frame->f_lasti*sizeof(_Py_CODEUNIT)];`
`434`	`434`	`switch(_PyOpcode_Deopt[opcode]) {`
`435`	`435`	`case COPY_FREE_VARS:`