[Development] Build issue with configure -developer-build for qtbase?

[Carl Schumann]

On 5/15/2012 12:42 PM, Thiago Macieira wrote:
> On terça-feira, 15 de maio de 2012 12.03.30, Carl Schumann wrote:
>> clx39:type_check $ g++ --version
>> g++ (GCC) 4.1.2 20080704 (Red Hat 4.1.2-50)
>> Copyright (C) 2006 Free Software Foundation, Inc.
>> This is free software; see the source for copying conditions.  There is NO
>> warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
>>
>> clx39:type_check $ uname -a
>> Linux clx39.fnal.gov 2.6.18-308.4.1.el5PAE #1 SMP Tue Apr 17 15:07:30 EDT
>> 2012 i686 i686 i386 GNU/Linux clx39:type_check
>> $ g++ main.cpp&&  ./a.out
>> main.cpp:22: error: integer constant is too large for 'long' type
>> clx39:type_check $
> Oh, sorry, I missed the attachments in the previous email. Here we have the
> likely problem: you're running GCC 4.1. That's not supported, it's too old. At
> least 4.2 is necessary, and that's for Mac OS X's sake.
>
> I highly recommend you upgrade, to at least 4.4. I do notice that you're
> running RHEL 5 and, given the kernel's compilation date, you're still getting
> updates. In turn, I must conclude that RH is not giving updates on the
> compiler. That's unfortunate.
>
> Still, can you try changing the line in question to be:
>
> static const TestData inNativeEndian = { Q_UINT64_C(0x0123456789abcdef),
> 0x00c0ffee, 0xcafe, 0xcf, '\0' };
Yes, that does allow it to compile.
>
> If that works, we should apply the fix. It's the right thing to do anyway.
>
> If it doesn't, I'm not sure we should do anything, actually. This is a unit
> test and I don't expect anyone to be concerned about running the tests with
> GCC 4.1. Aside from miscompilation issues, the result of the tests is the same
> no matter what compiler you use.
>
>
>
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