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  1. JDK
  2. JDK-8234963 Thread.getStackTrace is slow with clang
  3. JDK-8243470

[macos] bring back O2 opt level for unsafe.cpp

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    • b03
    • x86_64
    • os_x

    Backports

      Description

         Long time ago when moving build system for macos from gcc to clang it was decided to lower opt level for unsafe.cpp from O2 to O1 due to some compiler bugs. It seems clang8+ doesn't have the issue anymore. O2 opt level greately improves getStackTrace performance

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            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8248880 [macos] bring back O2 opt level for unsafe.cpp

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved

            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8249049 [macos] bring back O2 opt level for unsafe.cpp

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved

            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8252355 [macos] bring back O2 opt level for unsafe.cpp

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved

            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8252669 [macos] bring back O2 opt level for unsafe.cpp

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved
            relates to

            Bug - A problem which impairs or prevents the functions of the product. JDK-8234963 Thread.getStackTrace is slow with clang

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Open

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                vkempik Vladimir Kempik
                vkempik Vladimir Kempik
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                  Updated:
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