Unfortunately they are the only sun machines with that architecture we
have access to.

At any rate, let's try mpir-1.1. If it is there, I guess we make a
ticket and fix it later this week, if it isn't a compiler bug. I'm
sure it is harmless given that the tests pass under an ordinary build.

Bill.

2009/5/31 Jason Moxham <[email protected]>:
>
> If the machines were faster I would , I suspect it the error is when we
> configure with build=none and only in mpn_divrem_euclidean_q?_1.c when we
> build with Sun's cc
>
>
> On Sunday 31 May 2009 13:24:01 Bill Hart wrote:
>> That seems wise. In fact, I wonder if this error was in the original
>> GMP. It might be worth running the same test for GMP. At least we
>> could exclude that this has been there all along.
>>
>> Bill.
>>
>> 2009/5/31 Jason Moxham <[email protected]>:
>> > This error should also be in mpir-1.1
>> > I'll run a test for it on mark , I'll use mark2 for my testing , they are
>> > so SLOW
>> >
>> > On Sunday 31 May 2009 13:07:09 Bill Hart wrote:
>> >> If you are *sure* it is a miscompilation, let's make a ticket for it.
>> >> We also need to understand if this can ever affect a real user,
>> >> assuming we had users who like to use the Sun compiler, or is this
>> >> something that can only affect them if they select build=none, which I
>> >> doubt a real user would do.
>> >>
>> >> If only the latter, then this needn't block an alpha release, though
>> >> we should fix it over the next week before final or in a service
>> >> release.
>> >>
>> >> Bill.
>> >>
>> >> 2009/5/31 Jason Moxham <[email protected]>:
>> >> > The file is divrem_euclidean_qr_1  , and it looks like cc is compiling
>> >> > it wrong when we select --build=none
>> >> >
>> >> > it passed with these configure options except the last  with cc and CC
>> >> >        #standard build
>> >> >        build $C $CX ""
>> >> >        # all features
>> >> >        build $C $CX "--enable-cxx --enable-gmpcompat"
>> >> >        # all features and debug
>> >> >        build $C
>> >> > $CX "--enable-cxx --enable-gmpcompat --enable-assert
>> >> > --enable-alloca=debug" # maximum debug
>> >> >        build $C
>> >> > $CX "--enable-cxx --enable-gmpcompat --enable-assert
>> >> > --enable-alloca=debug --build=none"
>> >> >
>> >> > and it passes everthing with gcc and gcc-4.3.3
>> >> >
>> >> > I just corrected an error that would of kicked in at 2^31 limbs in
>> >> > divrem_euclidean_1.c
>> >> >
>> >> > On Sunday 31 May 2009 12:41:30 Jason Moxham wrote:
>> >> >> using cc and CC on mark or mark2
>> >> >> configure --enable-cxx --enable-gmpcompat --enable-assert
>> >> >> --enable-alloca=debug --build=none
>> >> >>
>> >> >> make[4]: Entering directory `/tmp/mark2/tests/mpz'
>> >> >> PASS: t-addsub
>> >> >> PASS: t-cmp
>> >> >> PASS: t-mul
>> >> >> PASS: t-mul_i
>> >> >> PASS: t-tdiv
>> >> >> ERROR: remainders from mpz_tdiv_qr_ui and mpz_tdiv_r_ui differ
>> >> >> dividend = 4B3
>> >> >> divisor  = FFE00078
>> >> >> /bin/bash: line 4:  5999 Abort                   (core dumped)
>> >> >> ${dir}$tst FAIL: t-tdiv_ui
>> >> >> PASS: t-fdiv
>> >> >> ERROR: remainders from mpz_fdiv_qr_ui and mpz_fdiv_r_ui differ
>> >> >> dividend = 4B3
>> >> >> divisor  = FFE00078
>> >> >> /bin/bash: line 4:  6007 Abort                   (core dumped)
>> >> >> ${dir}$tst FAIL: t-fdiv_ui
>> >> >> ERROR: remainders from mpz_cdiv_qr_ui and mpz_cdiv_r_ui differ
>> >> >> dividend = 4B3
>> >> >> divisor  = FFE00078
>> >> >> /bin/bash: line 4:  6012 Abort                   (core dumped)
>> >> >> ${dir}$tst FAIL: t-cdiv_ui
>> >> >> PASS: t-gcd
>> >> >> PASS: t-gcd_ui
>> >> >> PASS: t-lcm
>> >> >> PASS: dive
>> >> >> PASS: dive_ui
>> >> >> PASS: t-sqrtrem
>> >> >> PASS: convert
>> >> >> PASS: io
>> >> >> PASS: t-inp_str
>> >> >> PASS: logic
>> >> >> PASS: bit
>> >> >> PASS: t-powm
>> >> >> PASS: t-powm_ui
>> >> >> PASS: t-pow
>> >> >> PASS: t-div_2exp
>> >> >> PASS: reuse
>> >> >> PASS: t-root
>> >> >> PASS: t-perfsqr
>> >> >> PASS: t-jac
>> >> >> PASS: t-bin
>> >> >> PASS: t-get_d
>> >> >> PASS: t-get_d_2exp
>> >> >> PASS: t-get_si
>> >> >> PASS: t-set_d
>> >> >> PASS: t-set_si
>> >> >> PASS: t-fac_ui
>> >> >> PASS: t-fib_ui
>> >> >> PASS: t-lucnum_ui
>> >> >> PASS: t-scan
>> >> >> PASS: t-fits
>> >> >> PASS: t-divis
>> >> >> PASS: t-divis_2exp
>> >> >> PASS: t-cong
>> >> >> PASS: t-cong_2exp
>> >> >> PASS: t-sizeinbase
>> >> >> PASS: t-set_str
>> >> >> PASS: t-aorsmul
>> >> >> PASS: t-cmp_d
>> >> >> PASS: t-cmp_si
>> >> >> PASS: t-hamdist
>> >> >> PASS: t-oddeven
>> >> >> PASS: t-popcount
>> >> >> PASS: t-set_f
>> >> >> PASS: t-io_raw
>> >> >> PASS: t-import
>> >> >> PASS: t-export
>> >> >> PASS: t-pprime_p
>> >> >> PASS: t-perfpow
>> >> >> =============================================================
>> >> >> 3 of 57 tests failed
>> >> >>
>> >> >>
>> >> >> This looks like a compiler error , or a real one
>>
>>
>
>
> >
>

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