Date: Tue, 29 Mar 2005 01:11:53 +0300 From: Stasys Smailys <ssmailys@komvista.lt> To: John Baldwin <jhb@FreeBSD.org> Cc: "\[FreeBSD-AMD64\]" <freebsd-amd64@freebsd.org> Subject: Re: Problem Report amd64/78848 "sis driver on FreeBSD 5.x does not work on amd64" Message-ID: <42488129.80608@komvista.lt> In-Reply-To: <200503281351.13440.jhb@FreeBSD.org> References: <4247CAA3.90804@komvista.lt> <200503281351.13440.jhb@FreeBSD.org>
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John Baldwin wrote: > On Monday 28 March 2005 04:13 am, Stasys Smailys wrote: > [skipped] >>/usr/src/lib/libc/i386/sys/_amd64_get_fsbase.c: >>[...] >>ret = sysarch(_AMD64_GET_FSBASE, (void *)(&addr64)); >>[...] >> >>/usr/src/lib/libc/i386/sys/_amd64_get_gsbase.c: >>[...] >>ret = sysarch(_AMD64_GET_GSBASE, (void *)(&addr64)); >>[...] > > > addr64 is supposed to be a pointer though, so it really is a pointer to a > pointer that's being passed (void **). > Strange. If this is an expected behavior why then I couldn't "make buildworld" till I changed (void **) to (void *)? cc -m32 -march=athlon-xp -msse2 -mfancy-math-387 -DCOMPAT_32BIT -I/usr/obj/usr/src/lib32/usr/include -L/usr/obj/usr/src/lib32/usr/lib32 -B/usr/obj/usr/src/lib32/usr/lib32 -O2 -frename-registers -pipe -I/usr/src/lib/libc/include -I/usr/src/lib/libc/../../include -I/usr/src/lib/libc/i386 -D__DBINTERFACE_PRIVATE -I/usr/src/lib/libc/../../contrib/gdtoa -DINET6 -I/usr/obj/lib32/usr/src/lib/libc -DPOSIX_MISTAKE -I/usr/src/lib/libc/locale -DBROKEN_DES -DPORTMAP -DDES_BUILTIN -I/usr/src/lib/libc/rpc -DYP -DHESIOD -Wsystem-headers -Werror -Wall -Wno-format-y2k -Wno-uninitialized -c /usr/src/lib/libc/i386/sys/_amd64_get_fsbase.c /usr/src/lib/libc/i386/sys/_amd64_get_fsbase.c: In function `_amd64_get_fsbase': /usr/src/lib/libc/i386/sys/_amd64_get_fsbase.c:40: warning: dereferencing type-punned pointer will break strict-aliasing rules *** Error code 1 Stop in /usr/src/lib/libc. *** Error code 1 Stop in /usr/src/lib. *** Error code 1 Stop in /usr/src. *** Error code 1 Stop in /usr/src. *** Error code 1 Stop in /usr/src. *** Error code 1 Stop in /usr/src. Ah, I see now. Because of -Werror, right? cya
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