Even better:
long long a = 123, b = 234;
printf("%lld %lld\n”, a, b);
Just use %lld and long long. %llu is for unsigned values.
Chqrlie.
> On 16 May 2025, at 13:15, Sun via Tinycc-devel <tinycc-devel@nongnu.org>
> wrote:
>
> The problem is solved.
>
> int64_t a=123,b=234;
> printf("%llu %llu\n",a,b);
>
> Just use %llu .
>
> Thanks!
>
> ------------------ 原始邮件 ------------------
> 发件人: "avih" <avih...@yahoo.com>;
> 发送时间: 2025年5月16日(星期五) 晚上7:05
> 收件人: "tinycc-devel"<tinycc-devel@nongnu.org>;"Sun"<809935...@qq.com>;
> 主题: Re: 回复： [Tinycc-devel] find a bug
>
> No. long is also 32 bit on Windows.
>
>
> On Friday, May 16, 2025 at 02:00:54 PM GMT+3, Sun <809935...@qq.com> wrote:
>
> Can I use %lu? My os is windows.
>
> #include <stdio.h>
> #include <inttypes.h>
>
> int main(int argc, char **argv)
> {
>
> int64_t a=123,b=234;
> printf("%lu %lu\n",a,b);
>
> return 0;
> }
> output:
> 123 0
>
>
>
> ------------------ 原始邮件 ------------------
> 发件人: "avih" <avih...@yahoo.com>;
> 发送时间: 2025年5月16日(星期五) 下午5:38
> 收件人: "tinycc-devel"<tinycc-devel@nongnu.org>;
> 抄送: "Sun"<809935...@qq.com>;
> 主题: Re: [Tinycc-devel] find a bug
>
> I can confirm this output on Windows with mob f10ab130
> (2025-03-28), but only with tcc 32 bit build.
>
> And, at least on Windows, it also needs #include <inttypes.h>
>
> However, this program is buggy, because the format %d is for
> int (32 bit on Windows), while the values are 64 bit, so
> a mismatch and undefined behavior is expected.
>
> The correct C99/POSIX format for 64 bit signed int is PRId64,
> like so: printf("%" PRId64 " %" PRId64 "\n", a, b);
>
> And using that, the output is correct - 111 and 222.
>
> Bottom line, the program is buggy, and IMO it's not a bug.
>
> - avih
>
>
> On Friday, May 16, 2025 at 12:20:04 PM GMT+3, Sun via Tinycc-devel
> <tinycc-devel@nongnu.org> wrote:
>
>
>
>
>
> #include <stdio.h>
>
> int main(int argc, char **argv)
> {
> int64_t a=111,b=222;
> printf("%d %d\n",a,b);
>
> return 0;
> }
> output:
> 111 0
>
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