On 01 Oct 2021 08:50, Luis Machado via Gdb-patches wrote:
> When building master GDB, I ran into the following:
> 
> binutils-gdb/gdb/bt-utils.c: In function ‘int libbacktrace_print(void*, uintptr_t, const char*, int, const char*)’:
> binutils-gdb/gdb/bt-utils.c:93:44: error: format ‘%lx’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘uintptr_t {aka unsigned int}’ [-Werror=format=]
>    snprintf (buf, sizeof (buf), "0x%lx ", pc);
> 
> Fix this by using phex and %s as opposed to 0x%lx.

wouldn't PRIxPTR fix it and be simpler ?
-mike