[Bug libfortran/50487] New: FAIL: gfortran.dg/bessel_6.f90

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50487

             Bug #: 50487
           Summary: FAIL: gfortran.dg/bessel_6.f90
    Classification: Unclassified
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libfortran
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: hjl.tools@gmail.com


On Linux/x86-64, with glibc bug fix for

http://sourceware.org/bugzilla/show_bug.cgi?id=11589

which changes jn precision. I got

FAIL: gfortran.dg/bessel_6.f90  -O0  execution test
FAIL: gfortran.dg/bessel_6.f90  -O1  execution test
FAIL: gfortran.dg/bessel_6.f90  -O2  execution test
FAIL: gfortran.dg/bessel_6.f90  -O3 -fomit-frame-pointer  execution test
FAIL: gfortran.dg/bessel_6.f90  -O3 -fomit-frame-pointer -funroll-all-loops
-finline-functions  execution test
FAIL: gfortran.dg/bessel_6.f90  -O3 -fomit-frame-pointer -funroll-loops 
execution test
FAIL: gfortran.dg/bessel_6.f90  -O3 -g  execution test
FAIL: gfortran.dg/bessel_6.f90  -Os  execution test

gfortran.dg/bessel_6.f90 compares scalar jnf vs bessel_jn_r4 in
libgfortran.  Since scalar jn is changed in glibc, it fails at

 YN for X =    34.529999      -- Epsilon =   1.19209290E-07
24  0.957530737E-02  0.957520306E-02    0.10E-06     91.3808822632  F  F
[1]    15522 abort (core dumped)  ./a.out