FAIL: t-scan

[Leif Leonhardy]

Danilo Horta wrote:
> Hello GMP developers,
> 
> I've got the following tests output from GCC 6.1.0 and a test failed for GMP.
> 
> Details on the system:
> 
> $ uname -a
> Linux hh-yoda-11-01.ebi.ac.uk 3.10.0-229.14.1.el7.x86_64 #1 SMP Tue Aug 25 11:21:22 EDT 2015 x86_64 x86_64 x86_64 GNU/Linux
> 
> $ lsb_release -a
> LSB Version:	:core-4.1-amd64:core-4.1-noarch:cxx-4.1-amd64:cxx-4.1-noarch:desktop-4.1-amd64:desktop-4.1-noarch:languages-4.1-amd64:languages-4.1-noarch:printing-4.1-amd64:printing-4.1-noarch
> Distributor ID:	RedHatEnterpriseServer
> Description:	Red Hat Enterprise Linux Server release 7.1 (Maipo)
> Release:	7.1
> Codename:	Maipo
> 
> And I performed the following commands:
> 
> $ cd gcc-6.1.0
> $ ./contrib/download_prerequisites
> $ cd ..
> $ mkdir build
> $ cd build
> $ ../gcc-6.1.0/configure --prefix=$BASESYS --enable-languages=c,c++,fortran,go --disable-multilib --with-system-zlib
> $ make
> $ make -k check
> 
> -------------------------------- make -k check results --------------------------------
> 
> [BIG SNIP]
> 
> make  check-TESTS
> make[6]: Entering directory `/hps/nobackup/stegle/users/horta/tmp/build/gmp/tests/mpz'
> PASS: t-addsub
> PASS: t-cmp
> PASS: t-mul
> PASS: t-mul_i
> PASS: t-tdiv
> PASS: t-tdiv_ui
> PASS: t-fdiv
> PASS: t-fdiv_ui
> PASS: 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-perfpow
> 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
> /bin/sh: line 4:  5302 Segmentation fault      (core dumped) ${dir}$tst
> FAIL: 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-nextprime
> ====================================
> 1 of 58 tests failed
> Please report to gmp-bugs at gmplib.org <mailto:gmp-bugs at gmplib.org>
> ====================================
> make[6]: *** [check-TESTS] Error 1
> make[6]: Leaving directory `/hps/nobackup/stegle/users/horta/tmp/build/gmp/tests/mpz'
> make[5]: *** [check-am] Error 2
> make[5]: Target `check' not remade because of errors.
> make[5]: Leaving directory `/hps/nobackup/stegle/users/horta/tmp/build/gmp/tests/mpz'


$ grep gmp ../gcc-6.1.0/contrib/download_prerequisites
GMP=gmp-4.3.2
ln -sf $GMP gmp || exit 1


See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60933#c11

Fixed in *trunk* (the "bug" in GCC's download_prerequisites script).


-leif