Re: Calculating array sizes in C - was: Re: Build regressions/improvements in v6.2-rc1
- From
- John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
- Date
- 2023-01-17 22:06:25
- Also in
- amd-gfx, linux-arm-kernel, linux-f2fs-devel, linux-media, linux-mips, linux-sh, linux-wireless, lkml
- Reply to
- Geert Uytterhoeven, 2023-01-17
Hi! On 1/17/23 21:05, Geert Uytterhoeven wrote:
quoted
Isn't this supposed to be caught by this check: a, __same_type(a, NULL) ?Yeah, but gcc thinks it is smarter than us... Probably it drops the test, assuming UB cannot happen.
Hmm, sounds like a GGC bug to me then. Not sure how to fix this then. Adrian -- .''`. John Paul Adrian Glaubitz : :' : Debian Developer `. `' Physicist `- GPG: 62FF 8A75 84E0 2956 9546 0006 7426 3B37 F5B5 F913