Bug#1054891: gcc-12: sizeof() error in called function

[Matthias Klose <doko@debian.org>]

Please report this, where you downloaded that package versions, closing here in 
Debian.


On 28.10.23 08:57, rhys wrote:
> Package: gcc-12
> Version: 12.2.0-14+rpi1
> Severity: normal
> X-Debbugs-Cc: rmorgan@web.de
>
> Dear Maintainer,
>
> Following code:
>
> #include <stdio.h>
>
> char myBuf[] = { '\x01', '\x04', '\x31', '\x00', '\x00', '\x1D', '\x7E', '\xF7' };
>
> void process_buffer (char *);
>
> int main (int argc, char **argv) {
>      printf ("sizeof (myBuf) = %d\n", sizeof (myBuf));
>
>      process_buffer (myBuf);
> }
>
> void process_buffer (char *bufPtr) {
>      printf ("sizeof (bufPtr) = %d\n", sizeof (bufPtr));
> }
>
> produces following output:
>
> sizeof (myBuf) = 8
> sizeof (bufPtr) = 4
>
> expected output (confirmed on Oracle Linux 8.4):
>
> sizeof (myBuf) = 8
> sizeof (bufPtr) = 8
>
>
>
> -- System Information:
> Distributor ID:	Raspbian
> Description:	Raspbian GNU/Linux 12 (bookworm)
> Release:	12
> Codename:	bookworm
> Architecture: armv6l