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[Bug math/15536] New: ulp (0x0.0p0) is not FP_SUBNORMAL!


http://sourceware.org/bugzilla/show_bug.cgi?id=15536

            Bug ID: 15536
           Summary: ulp (0x0.0p0) is not FP_SUBNORMAL!
           Product: glibc
           Version: 2.18
            Status: NEW
          Severity: normal
          Priority: P2
         Component: math
          Assignee: unassigned at sourceware dot org
          Reporter: schwab@linux-m68k.org
                CC: carlos at redhat dot com
            Target: powerpc*-*-*

The IBM long double version of ulp(0) returns 0, because scalbnl(1,-1127) is 0.

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