[Bug math/23253] New: tgamma test suite failures with -march=x86-64 -mtune=generic -mfpmath=sse

["fweimer at redhat dot com" <sourceware-bugzilla at sourceware dot org>]

https://sourceware.org/bugzilla/show_bug.cgi?id=23253

            Bug ID: 23253
           Summary: tgamma test suite failures with -march=x86-64
                    -mtune=generic -mfpmath=sse
           Product: glibc
           Version: 2.28
            Status: NEW
          Severity: normal
          Priority: P2
         Component: math
          Assignee: unassigned at sourceware dot org
          Reporter: fweimer at redhat dot com
  Target Milestone: ---
            Target: i686

Failing tests:

FAIL: math/test-double-tgamma
FAIL: math/test-float32x-tgamma
FAIL: math/test-float64-tgamma

==> math/test-double-tgamma.out <==
testing double (without inline functions)
Failure: tgamma_upward (-0xb.4ffffp+4): errno set to 0, expected 34 (ERANGE)
Failure: tgamma_upward (-0xb.60001p+4): errno set to 0, expected 34 (ERANGE)
Failure: tgamma_upward (-0xb.6ffffp+4): errno set to 0, expected 34 (ERANGE)

Test suite completed:
  1404 test cases plus 1400 tests for exception flags and
    1400 tests for errno executed.
  3 errors occurred.

==> math/test-float32x-tgamma.out <==
testing _Float32x (without inline functions)
Failure: tgamma_upward (-0xb.4ffffp+4): errno set to 0, expected 34 (ERANGE)
Failure: tgamma_upward (-0xb.60001p+4): errno set to 0, expected 34 (ERANGE)
Failure: tgamma_upward (-0xb.6ffffp+4): errno set to 0, expected 34 (ERANGE)

Test suite completed:
  1404 test cases plus 1400 tests for exception flags and
    1400 tests for errno executed.
  3 errors occurred.

==> math/test-float64-tgamma.out <==
testing _Float64 (without inline functions)
Failure: tgamma_upward (-0xb.4ffffp+4): errno set to 0, expected 34 (ERANGE)
Failure: tgamma_upward (-0xb.60001p+4): errno set to 0, expected 34 (ERANGE)
Failure: tgamma_upward (-0xb.6ffffp+4): errno set to 0, expected 34 (ERANGE)

Test suite completed:
  1404 test cases plus 1400 tests for exception flags and
    1400 tests for errno executed.
  3 errors occurred.

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