You spend more time debugging than coding.
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🗓 Apr 17
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Turning a GDB Coredump Debug Session Into a Murder Mystery
I finally wrote out the last sections of the blog post I've been working on for what feels like months now!
https://wakelift.de/2026/03/09/making-your-jitted-code-known-let-me-count-the-ways/
This is a post only tangentially about #rakulang, more about #pldev, in particular a brief look at Stack Unwinding in general, followed by descriptions of the RtlAddFunctionTable function in the WinAPI, #libunwind's pendant, the "perf map" and "JITDUMP" formats that came from linux's perf utility, and the jit reader functionality in #gdb. There's a short mention of #valgrind at the end as well for good measure.
Thanks also to @tekknolagi who has a blog with related topics (and who already covered the perf map among other things that are also in my post)

AOT Compilers It has been normal and expected for a long long time that any machine code they spit out would come with a bunch of metadata that is meant to be used by different pieces of the target system. There is of course symbol names for functions, which allow