Messages in this thread | | | From | Arnd Bergmann <> | Date | Tue, 17 Jul 2018 18:02:31 +0200 | Subject | Re: [PATCH] btrfs: fix size_t format string |
| |
On Tue, Jul 17, 2018 at 4:33 PM, Qu Wenruo <quwenruo.btrfs@gmx.com> wrote: > > > On 2018年07月17日 21:52, Arnd Bergmann wrote: >> The newly added check_block_group_item() function causes a build warning >> on 32-bit architectures: >> >> fs/btrfs/tree-checker.c: In function 'check_block_group_item': >> fs/btrfs/tree-checker.c:404:41: error: format '%lu' expects argument of type 'long unsigned int', but argument 6 has type 'unsigned int' [-Werror=format=] >> >> The type of a sizeof() expression is size_t, which is correctly printed >> using the %zu format string. >> >> Fixes: 9dc16aad5660 ("btrfs: tree-checker: Verify block_group_item") > > My fault again. :( > > Is there anyway to make gcc report such problem even under x86_64?
I don't think so. However, if you post a patch to the mainling list, the 0-day bot should report any build regressions within a day.
Arnd
| |