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  1. Core Server
  2. SERVER-57085

investigate use -fpch-instantiate-templates for clang toolchain v4

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    • Type: Icon: Improvement Improvement
    • Resolution: Won't Do
    • Priority: Icon: Major - P3 Major - P3
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    • Affects Version/s: None
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    • Server Development Platform

      In the PCH research project https://jira.mongodb.org/browse/PM-2150, some time was spent investigating another option which is said to produce slightly more gains. It was found to increase a single pch install-mongod target with clang 11 by almost 20%.

      Related links:
      https://www.phoronix.com/scan.php?page=news_item&px=LLVM-Clang-11-PCH-Instant-Temp
      https://reviews.llvm.org/D69585

            Assignee:
            backlog-server-devplatform [DO NOT ASSIGN] Backlog - Server Development Platform Team (SDP) (Inactive)
            Reporter:
            daniel.moody@mongodb.com Daniel Moody
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              Created:
              Updated:
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