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Re: [PATCH] elf.h SHF_EXCLUDE signed int 31 bit shift triggers undefined behaviour.
- From: Andreas Schwab <schwab at linux-m68k dot org>
- To: Florian Weimer <fweimer at redhat dot com>
- Cc: Mark Wielaard <mjw at redhat dot com>, Szabolcs Nagy <szabolcs dot nagy at arm dot com>, "libc-alpha\ at sourceware dot org" <libc-alpha at sourceware dot org>, Josh Stone <jistone at redhat dot com>
- Date: Wed, 22 Apr 2015 10:25:19 +0200
- Subject: Re: [PATCH] elf.h SHF_EXCLUDE signed int 31 bit shift triggers undefined behaviour.
- Authentication-results: sourceware.org; auth=none
- References: <1427193579-26102-1-git-send-email-mjw at redhat dot com> <55117118 dot 1080706 at arm dot com> <20150324211541 dot GA2318 at blokker dot redhat dot com> <1429608058 dot 1938 dot 53 dot camel at bordewijk dot wildebeest dot org> <5537587D dot 5020707 at redhat dot com>
Florian Weimer <fweimer@redhat.com> writes:
> I think the safer change is to use -0x80000000 as the value of the
> constant, without making it unsigned.
-0x80000000 has unsigned type.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
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