Stream: git-wasmtime

Topic: wasmtime / Issue #2808 Can't unwind wasm frames on aarch6...


view this post on Zulip Wasmtime GitHub notifications bot (Apr 06 2021 at 13:56):

bnjbvr opened Issue #2808:

On Mac aarch64 (e.g. M1 MBP), the system's libunwind doesn't behave as on other platforms, and doesn't properly unwind wasm frames using the information we provide it (CFI etc.). The PR that introduces the switch from using signal handlers to mach ports to handle software traps has something that worked, using a custom build of libunwind and custom directives for linking against it.

Some ways to fix this:

view this post on Zulip Wasmtime GitHub notifications bot (Apr 06 2021 at 13:56):

bnjbvr labeled Issue #2808:

On Mac aarch64 (e.g. M1 MBP), the system's libunwind doesn't behave as on other platforms, and doesn't properly unwind wasm frames using the information we provide it (CFI etc.). The PR that introduces the switch from using signal handlers to mach ports to handle software traps has something that worked, using a custom build of libunwind and custom directives for linking against it.

Some ways to fix this:

view this post on Zulip Wasmtime GitHub notifications bot (Apr 06 2021 at 16:35):

fitzgen commented on Issue #2808:

Related: https://github.com/bytecodealliance/wasmtime/issues/2459


Last updated: Dec 23 2024 at 12:05 UTC