2.1.92 failure in test-ldouble

[Graham Murray <graham at webwayone dot co dot uk>]

make check for glibc 2.1.92 fails on 9 tests in test-ldouble.

I am using Linux 2.4.0-test5, gcc 2.95.2, binutils 2.10.0.18 on an AMD
K6-II processor.

testing long double (without inline functions)
Failure: Test: acos (0.7) == 0.7953988301841435554
Result:
 is:          7.95398830184143617716e-01   0xc.b9f41faeae4d9f800000000000000000000p-4
 should be:   7.95398830184143555374e-01   0xc.b9f41faeae4d57a00000000000000000000p-4
 difference:  6.23416249179165049554e-17   0x8.fc00000000000000000000p-57
 ulp       :  1150.0000
 max.ulp   :  1149.0000
Maximal error of `acos'
 is      :  1150.0000 ulp
 accepted:  1149.0000 ulp
Failure: Test: acosh (7) == 2.6339157938496334172
Result:
 is:          2.63391579384963341742e+00   0xa.892138cc021a4e00000000000000000000p-2
 should be:   2.63391579384963341721e+00   0xa.892138cc021a4df00000000000000000000p-2
 difference:  2.16840434497100886801e-19   0x8.00000000000000000000p-65
 ulp       :  1.0000
 max.ulp   :  0.0000
Maximal error of `acosh'
 is      :  1.0000 ulp
 accepted:  0.0000 ulp
Failure: Test: Real part of: catanh (-2 - 3 i) == -0.1469466662255297520 - 1.3389725222944935611 i
Result:
 is:         -1.46946666225529752083e-01  -0x9.6792fd6c78e1c400000000000000000000p-6
 should be:  -1.46946666225529752001e-01  -0x9.6792fd6c78e1c3a00000000000000000000p-6
 difference:  8.13151629364128325506e-20   0xc.00000000000000000000p-67
 ulp       :  6.0000
 max.ulp   :  2.0000
Failure: Test: Real part of: clog10 (0.7 + 1.2 i) == 0.1427786545038868803 + 0.4528483579352493248 i
Result:
 is:          1.42778654503886861290e-01   0x9.234914ea4f16a2c00000000000000000000p-6
 should be:   1.42778654503886880304e-01   0x9.234914ea4f16fa700000000000000000000p-6
 difference:  1.90141955999645340114e-17   0xa.f600000000000000000000p-59
 ulp       :  1403.0000
 max.ulp   :  1402.0000
Maximal error of real part of: clog10
 is      :  1403.0000 ulp
 accepted:  1402.0000 ulp
Maximal error of imaginary part of: clog10
 is      :  186.0000 ulp
 accepted:  186.0000 ulp
Failure: Test: Imaginary part of: cpow (2 + 3 i, 4 + 0 i) == -119.0 - 120.0 i
Result:
 is:         -1.19999999999999999972e+02  -0xe.ffffffffffffffc00000000000000000000p+3
 should be:  -1.20000000000000000000e+02  -0xf.00000000000000000000p+3
 difference:  2.77555756156289135106e-17   0x8.00000000000000000000p-58
 ulp       :  4.0000
 max.ulp   :  2.0000
Maximal error of real part of: cpow
 is      :  0.0000 ulp
 accepted:  0.0000 ulp
Maximal error of imaginary part of: cpow
 is      :  4.0000 ulp
 accepted:  2.0000 ulp

Test suite completed:
  2271 test cases plus 2084 tests for exception flags executed.
  9 errors occured.