Re: [Qemu-devel] [PATCH] Get tests/tcg building, fix unused variable warning due to wrong extended asm operand, fix the 'test' make target.

[Catalin Patulea]

On Mon, Jul 16, 2012 at 5:11 PM, Peter Maydell <address@hidden> wrote:
> On 16 July 2012 21:00, Catalin Patulea <address@hidden> wrote:
>> On Mon, Jul 16, 2012 at 3:08 PM, Peter Maydell <address@hidden> wrote:
>>> ccache gcc -m32 -I/home/pm215/src/qemu/qemu/slirp -I.
>>> -I/home/pm215/src/qemu/qemu -I/home/pm215/src/qemu/qemu/fpu -I../..
>>> -Wall -O2 -g -fno-strict-aliasing  -o test-i386 \
>>>               ./test-i386.c ./test-i386-code16.S ./test-i386-vm86.S -lm
>>> ./test-i386.c: Assembler messages:
>>> ./test-i386.c:1831: Error: expecting lockable instruction after `lock'
> Since you have an assembler that doesn't complain about "lock nop"
> you should be able to disassemble the binary it creates to find out
> what the byte sequence we need is.
For the readers: PATCHv2 does exactly that, thanks for reviewing it.

>>> (this is gcc (Ubuntu/Linaro 4.6.1-9ubuntu3) 4.6.1 on x86.)
>> I'm on gcc version 4.4.3 (Ubuntu 4.4.3-4ubuntu5.1) and it appears
>> unreasonably difficult to get 4.6 on my machine.
>
> If you have the disk space then setting up a chroot environment of
> a newer ubuntu is probably the easiest thing.
That is a really great idea, will do.