Re: [PATCH] perf trace: avoid garbage when not printing an trace event's arguments

[Benjamin Peterson]

On Thu, Oct 31, 2024 at 7:03 PM Howard Chu <howardchu95@xxxxxxxxx> wrote:
>
> Hello Benjamin,
>
> It does not build on my system due to this warning:
>
> builtin-trace.c: In function ‘trace__fprintf_tp_fields’:
> builtin-trace.c:3090:35: error: field precision specifier ‘.*’ expects
> argument of type ‘int’, but argument 3 has type ‘size_t’ {aka ‘long
> unsigned int’} [-Werror=format=]
>  3090 |         fprintf(trace->output, "%.*s", printed, bf);
>       |                                 ~~^~   ~~~~~~~
>       |                                   |    |
>       |                                   int  size_t {aka long unsigned int}

Thanks; that's what I getting for building with clang rather than gcc.
v2 incoming...