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  1. MariaDB Foundation Development
  2. MDBF-673

unlike gcc, icc uses fast float math by default

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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

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        Issue Links

          is part of

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

          • Critical - Crashes, loss of data, severe memory leak.
          • In Progress
          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

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              serg Sergei Golubchik
              serg Sergei Golubchik
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              Dates

                Created:
                Updated:
                Resolved: