Uploaded image for project: 'MariaDB Foundation Development'
  1. MariaDB Foundation Development
  2. MDBF-673

unlike gcc, icc uses fast float math by default

    XMLWordPrintable

Details

    • Bug
    • Status: Closed (View Workflow)
    • Major
    • Resolution: Won't Fix
    • None
    • N/A
    • Buildbot
    • None

    Description

      icc builds have to use

      -DCMAKE_C_FLAGS='-fp-model precise' -DCMAKE_CXX_FLAGS='-fp-model precise'

      otherwise it uses fast math — approximate floating point optimizations — which causes many tests to produce different results

      Attachments

        Issue Links

          is part of

          Task - A task that needs to be done. MDEV-33073 always green buildbot

          • Major - Major loss of function.
          • Stalled
          relates to

          Bug - A problem which impairs or prevents the functions of the product. MDEV-25252 main.type_float fails in new buildbot

          • Major - Major loss of function.
          • Closed
          links to

          Web Link intel presentation about -fp-model

          Activity

            People

              serg Sergei Golubchik
              serg Sergei Golubchik
              Votes:
              0 Vote for this issue
              Watchers:
              1 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: