[PATCH] IA-64/GAS: Fix format truncation compilation errors

Frank Scheiner frank.scheiner@web.de
Thu Aug 14 23:16:35 GMT 2025


On 07.08.25 00:01, Maciej W. Rozycki wrote:
> Fix compilation errors:
> 
> .../gas/config/tc-ia64.c: In function 'declare_register_set':
> .../gas/config/tc-ia64.c:5375:41: error: '%u' directive output may be truncated writing between 1 and 10 bytes into a region of size 8 [-Werror=format-truncation=]
>  5375 |       snprintf (name, sizeof (name), "%s%u", prefix, i);
>       |                                         ^~
> .../gas/config/tc-ia64.c:5375:38: note: directive argument in the range [0, 4294967294]
>  5375 |       snprintf (name, sizeof (name), "%s%u", prefix, i);
>       |                                      ^~~~~~
> .../gas/config/tc-ia64.c:5375:7: note: 'snprintf' output 2 or more bytes (assuming 11) into a destination of size 8
>  5375 |       snprintf (name, sizeof (name), "%s%u", prefix, i);
>       |       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> 
> observed with GCC 10.  Pick 16 for a round 64-bit stack frame size.

Out of interest, may I ask where this was observed? NetBSD maybe,
because of GCC 10?

Cheers,
Frank



More information about the Binutils mailing list