On Thu, Apr 2, 2020 at 3:20 PM Alex Bennée <alex.ben...@linaro.org> wrote:
> > Howard Spoelstra <hsp.c...@gmail.com> writes: > > > On Thu, Apr 2, 2020 at 12:47 PM Philippe Mathieu-Daudé < > phi...@redhat.com> > > wrote: > > > >> Cc'ing the persons referenced in the commit you referred, > >> who happened to be chatting about this issue few hours ago on IRC. > >> > >> > > Thanks, adding --disable-pie to configure solves this issue, but I guess > > the default detection should work ;-) > > Could you try the following patch: > > Subject: [PATCH for-5.0] configure: Add -Werror to PIE probe > Date: Wed, 1 Apr 2020 14:47:56 -0700 > Message-Id: <20200401214756.6559-1-richard.hender...@linaro.org> > > which fixed the win mxe cross compile failures. > > Hi, Thanks for your reply. However, I already did that. Please see the end of my original message repeated below. I never experienced compilation errors, just a crash when running. >> > Please note that I tried again after applying patch >> > https://patchwork.ozlabs.org/patch/1265368/ However, this has not >> solved >> > my issue. >> > Best, Howard > > > > Best, > > Howard > > > > > > > >> On 4/2/20 11:28 AM, Howard Spoelstra wrote: > >> > Hi, > >> > > >> > I just compiled qemu-system-ppc for Windows, using native msys2 on > >> > Windows 10 64 bit and the 64 bit mingw cross compiler on Fedora 31. > Both > >> > create executables that crash: > >> > > >> > qemu-system-ppc.exe -L pc-bios -boot c -m 512 -M mac99,via=pmu -h > >> > da C:\Mac-disks\9.2.img > >> > Exception code=0xc0000005 flags=0x0 at 0x00007FFB2A602078. Access > >> > violation - attempting to write data at address 0x00000000034C76EC > >> > > >> > I bisected this down to: > >> > > >> > d2cd29e30736afd4a1e8cac3cf4da360bbc65978 is the first bad commit > >> > commit d2cd29e30736afd4a1e8cac3cf4da360bbc65978 > >> > Author: Richard Henderson <richard.hender...@linaro.org > >> > <mailto:richard.hender...@linaro.org>> > >> > Date: Tue Dec 17 13:47:37 2019 -1000 > >> > > >> > configure: Do not force pie=no for non-x86 > >> > > >> > PIE is supported on many other hosts besides x86. > >> > > >> > The default for non-x86 is now the same as x86: pie is used > >> > if supported, and may be forced via --enable/--disable-pie. > >> > > >> > The original commit (40d6444e91c) said: > >> > > >> > "Non-x86 are not changed, as they require TCG changes" > >> > > >> > but I think that's wrong -- there's nothing about PIE that > >> > affects TCG one way or another. > >> > > >> > Tested on aarch64 (bionic) and ppc64le (centos 7) hosts. > >> > > >> > Tested-by: Alex Bennée <alex.ben...@linaro.org > >> > <mailto:alex.ben...@linaro.org>> > >> > Reviewed-by: Alex Bennée <alex.ben...@linaro.org > >> > <mailto:alex.ben...@linaro.org>> > >> > Reviewed-by: Philippe Mathieu-Daudé <phi...@redhat.com > >> > <mailto:phi...@redhat.com>> > >> > Signed-off-by: Richard Henderson <richard.hender...@linaro.org > >> > <mailto:richard.hender...@linaro.org>> > >> > > >> > Please note that I tried again after applying patch > >> > https://patchwork.ozlabs.org/patch/1265368/ However, this has not > >> solved > >> > my issue. > >> > > >> > Best, > >> > Howard > >> > > >> > > >> > >> > > > -- > Alex Bennée >
