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
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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