On 24.11.2025 13:31, Saman Dehghan wrote:
> On Mon, Nov 24, 2025 at 5:15 AM Andrew Cooper <[email protected]> 
> wrote:
>> On 24/11/2025 2:18 am, Saman Dehghan wrote:
>>> @@ -127,16 +131,25 @@ extern uint64_t __stop___llvm_prf_cnts[];
>>>  #define END_NAMES       ((const void *)__stop___llvm_prf_names)
>>>  #define START_COUNTERS  ((void *)__start___llvm_prf_cnts)
>>>  #define END_COUNTERS    ((void *)__stop___llvm_prf_cnts)
>>> +#define START_BITMAP    ((void *)__start___llvm_prf_bits)
>>> +#define END_BITMAP      ((void *)__stop___llvm_prf_bits)
>>>
>>>  static void cf_check reset_counters(void)
>>>  {
>>>      memset(START_COUNTERS, 0, END_COUNTERS - START_COUNTERS);
>>> +#ifdef CONFIG_CONDITION_COVERAGE
>>> +    memset(START_BITMAP, 0, END_BITMAP - START_BITMAP);
>>> +#endif
>>
>> ... this:
>>
>>     if ( IS_ENABLED(CONFIG_CONDITION_COVERAGE) )
>>         memset(START_BITMAP, 0, END_BITMAP - START_BITMAP);
>>
>>>  }
> 
> Thanks Andrew.
> 
> IS_ENABLED(CONFIG_CONDITION_COVERAGE) is not the same as #ifdef
> CONFIG_CONDITION_COVERAGE.
> When the option is completely undefined, IS_ENABLED() returns 1 (enabled).

See our many other uses of IS_ENABLED(). If what you say was true, we'd have
breakage for every one of those uses.

Jan

Reply via email to