[Bug libgcc/61685] New: Strange check in bid128_fma.c - rounding_correction()

[maksqwe1 at ukr dot net]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61685

            Bug ID: 61685
           Summary: Strange check in bid128_fma.c - rounding_correction()
           Product: gcc
           Version: 4.9.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libgcc
          Assignee: unassigned at gcc dot gnu.org
          Reporter: maksqwe1 at ukr dot net

bid128_fma.c 97

if (is_midpoint_lt_even || is_midpoint_lt_even ||     // <===
    is_inexact_gt_midpoint || is_inexact_gt_midpoint) // <===
*ptrfpsf |= UNDERFLOW_EXCEPTION;