El día 7 de marzo de 2011 15:28, Cedric Roux <cedric.roux@xxxxxxxxxx> escribió:
>> But why in previous gcc versions the warning didn't appears. And
>> strspn() is a common function in string.h. I don't understand why the
>> call to strspn() with correct arguments emits a warning.
>
> Because it's most certainly a bug.
Can anyone upload a bug report to gcc bugzilla or gcc-bug mailing
list? I'm not subscribed
> #include <string.h>
> #include <stdio.h>
> #include <stdlib.h>
>
> int main() {
> size_t x;
> x = strspn("hello","h");
> printf("%zd\n", x);
> return 0;
> }
>
> warns too at -O, -O1, -O2, -O3 with -Wconversion. And the value is correctly
> used and so on.
>
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