接电话后的指令总是接电话后的指令吗?

In a well-behaved C program, shall the return statement (RET) always return to the instruction following the CALL statement? I know this is the default, but I would like to check if anyone knows or remembers authentic examples of cases where this standard does not apply (common compiler optimization or other things...). Someone told me that it could happen with a function pointer (the function pointer would put the value on the stack, instead of the CALL... I searched for it but I did not see an explanation anywhere).In a well-behaved C program, shall the return s