call blocking

Asked on 2024-07-28

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It seems like you're interested in call blocking, but the provided context doesn't directly address this topic. However, I can provide information on debugging techniques and breakpoints, which might be useful if you're dealing with issues related to call blocking in your code.

Relevant Sessions and Techniques

  1. Run, Break, Inspect: Explore effective debugging in LLDB

    • This session covers various techniques for handling high-firing breakpoints, which can be useful if you need to debug specific calls without stopping at every instance. Techniques include setting conditions on breakpoints and using the tbreak command to create temporary breakpoints.
  2. Xcode essentials

    • This session provides an overview of setting and managing breakpoints in Xcode, including how to add conditions to breakpoints to filter out noise and focus on specific cases.
  3. What’s new in Xcode 16

    • This session introduces the thread performance checker, which can help identify and prioritize issues that impact your users, such as loading assets on the main thread.

Specific Techniques

  • Conditional Breakpoints: You can set a condition on a breakpoint to make it trigger only when certain criteria are met. This is useful for debugging specific calls without stopping at every instance.

    • Example: In LLDB, use the break modify command with a condition.
    • In Xcode, secondary click on the breakpoint, navigate to "Edit Breakpoint," and populate the condition field.
  • Temporary Breakpoints: Use the tbreak command to create a breakpoint that triggers only once.

    • Example: Set an auto-continue breakpoint on a function and create a temporary breakpoint on another function.
  • Ignoring Breakpoints: You can set a breakpoint to ignore a certain number of hits before stopping.

    • Example: Modify the breakpoint to use the ignore count flag.

For more detailed information, you can refer to the specific sessions mentioned above. If you have any other questions or need further assistance, feel free to ask!