fanquake

@wbond any chance you'd be interested in reviewing / merging this change?

Guix Build (aarch64): ```bash cf21ea004d1f8d6d7b53d4ef725083229b18469948439f79872a2b019e8bc966 guix-build-7efd6bf03755/output/aarch64-linux-gnu/SHA256SUMS.part 1fa79040aba310b34075b11eefbdb570dd1f053d25ea432faf9bca596603cabb guix-build-7efd6bf03755/output/aarch64-linux-gnu/bitcoin-7efd6bf03755-aarch64-linux-gnu-debug.tar.gz a97ee58be3ea463c565ec8098ed3f98a04f70b7a897c2b1961df083f5142e07b guix-build-7efd6bf03755/output/aarch64-linux-gnu/bitcoin-7efd6bf03755-aarch64-linux-gnu.tar.gz 1f4f554289fb8c91acfae3ec521efd3686509b2b38ca7c60979309c14cda29a1 guix-build-7efd6bf03755/output/arm-linux-gnueabihf/SHA256SUMS.part b957a211d42cbaa7661863e6d34b0130d401678a4ac51f762e64abf61c30c1fc guix-build-7efd6bf03755/output/arm-linux-gnueabihf/bitcoin-7efd6bf03755-arm-linux-gnueabihf-debug.tar.gz cb7f43e70881008a76d5d0f538d01789c3b583c1d76801ebca1ba0de56074274 guix-build-7efd6bf03755/output/arm-linux-gnueabihf/bitcoin-7efd6bf03755-arm-linux-gnueabihf.tar.gz a5787586c617cd151afa4bd405cb9c6c775032aaa7d05cd881d30aebc39f8892 guix-build-7efd6bf03755/output/arm64-apple-darwin/SHA256SUMS.part f58a43941631263ed24e9396f77b016662a05d2ff43e21a3bd960423a195c871 guix-build-7efd6bf03755/output/arm64-apple-darwin/bitcoin-7efd6bf03755-arm64-apple-darwin-unsigned.tar.gz a8b24481a7224c586129d0fdf1430b8a87ea36aa31a58a25956fd59d48624758 guix-build-7efd6bf03755/output/arm64-apple-darwin/bitcoin-7efd6bf03755-arm64-apple-darwin-unsigned.zip c073a6f270a9d4068d27db90bda76fcc97bf06ce6bff5a30a1aa31431661a7fb guix-build-7efd6bf03755/output/arm64-apple-darwin/bitcoin-7efd6bf03755-arm64-apple-darwin.tar.gz a7cb4b5247c7ed567e0513a0ca7a1f2f0fb02375484b6f499b149f75f7d8527a guix-build-7efd6bf03755/output/dist-archive/bitcoin-7efd6bf03755.tar.gz ce17efab38087a27ef8920de1dcc156c8518b2fe3f8c810b365adc32ce64f2f8 guix-build-7efd6bf03755/output/powerpc64-linux-gnu/SHA256SUMS.part 8f61f8191f201a736bac5a233a518b806d547d7fe2217ae8b41591e26a139747 guix-build-7efd6bf03755/output/powerpc64-linux-gnu/bitcoin-7efd6bf03755-powerpc64-linux-gnu-debug.tar.gz...

Guix build (aarch64): ```bash bdbb759d06e9766c5aa29a9ee1cea6f021d50618e1abe4732ae0120c4b444829 guix-build-019ad7327c39/output/aarch64-linux-gnu/SHA256SUMS.part 82aa7b4af365dde09b7fe435bd20432aa59168cb448f7a8cb898a8acb6178453 guix-build-019ad7327c39/output/aarch64-linux-gnu/bitcoin-019ad7327c39-aarch64-linux-gnu-debug.tar.gz 93c539e8c42ff767e46fc3f501cf9d543b954202372c930c177ff22eea6037f5 guix-build-019ad7327c39/output/aarch64-linux-gnu/bitcoin-019ad7327c39-aarch64-linux-gnu.tar.gz caf90481a3a2ced418e7a6d621745e8860ccaff3288268ab4b3d90e52904d123 guix-build-019ad7327c39/output/arm-linux-gnueabihf/SHA256SUMS.part aec8688b03f90ad21bdfa4e2019af856af42ca040012aad7e228ae02c0fa6f33 guix-build-019ad7327c39/output/arm-linux-gnueabihf/bitcoin-019ad7327c39-arm-linux-gnueabihf-debug.tar.gz ebbf788edf313190a5a1204ef491c84879ac28f018b5eae43bf700f7fb5a5ec5 guix-build-019ad7327c39/output/arm-linux-gnueabihf/bitcoin-019ad7327c39-arm-linux-gnueabihf.tar.gz 3fb1377d021e150ccd2d652ec2d0c2116bf983b2e5dfb4097c9aedfb1f556cb5 guix-build-019ad7327c39/output/arm64-apple-darwin/SHA256SUMS.part b8be9a2a93eb98382e71980a7baa5914fbb7cb956823b7186582a2645bab48d5 guix-build-019ad7327c39/output/arm64-apple-darwin/bitcoin-019ad7327c39-arm64-apple-darwin-unsigned.tar.gz 9368e54a4d0cdc1b7882a0b2925b4f3615623d46f8886ce62f319e8674336956 guix-build-019ad7327c39/output/arm64-apple-darwin/bitcoin-019ad7327c39-arm64-apple-darwin-unsigned.zip abc5a5b11139c1a88a8ed3d88359d9ef422faf2afdf4ba1cdaef9759fcb60a44 guix-build-019ad7327c39/output/arm64-apple-darwin/bitcoin-019ad7327c39-arm64-apple-darwin.tar.gz 63cb416c094a0c5b37c4abfd75ef5daec3fe25b2e2a98d72cbfe046239aae6d1 guix-build-019ad7327c39/output/dist-archive/bitcoin-019ad7327c39.tar.gz cd18826f64b576c20c998172bd8afe1a5d4859e00996109485901eaa95813a17 guix-build-019ad7327c39/output/powerpc64-linux-gnu/SHA256SUMS.part a97107c53f7945556bf918bcbd727e898f5efa24c89b41a9a57ec15dad28eaa8 guix-build-019ad7327c39/output/powerpc64-linux-gnu/bitcoin-019ad7327c39-powerpc64-linux-gnu-debug.tar.gz...

> I did run into a confusing, but unrelated (happens on https://github.com/bitcoin/bitcoin/commit/28f2ca675f89a764e1ec8eb5671b35357b8677f3 too, see https://github.com/bitcoin/bitcoin/issues/29792), failure with bdb, Yes that is unrelated. > CI seems unhappy for macOS cross: Fixed...

Guix Build (aarch64): ```bash c39f93edbd44b97256834f1173f23c311a7f7fdf467ecebd4ec930e0691732ad guix-build-77eaee0ba46a/output/aarch64-linux-gnu/SHA256SUMS.part 4e88994692636055e105346229ad87fcb40569a984fddb278e92b78498a983ef guix-build-77eaee0ba46a/output/aarch64-linux-gnu/bitcoin-77eaee0ba46a-aarch64-linux-gnu-debug.tar.gz f2d7c80d039ecfe9889eada5be4f701f413b22eb679511634a20545528b61a15 guix-build-77eaee0ba46a/output/aarch64-linux-gnu/bitcoin-77eaee0ba46a-aarch64-linux-gnu.tar.gz df23e2877a33f7c7c2745949e64901c56322ec036407f9aac9525e06b2f7e9eb guix-build-77eaee0ba46a/output/arm-linux-gnueabihf/SHA256SUMS.part 850d8edfba1b36b5e246300adfa8f725f6202db033078da6e30d38ec9da78c77 guix-build-77eaee0ba46a/output/arm-linux-gnueabihf/bitcoin-77eaee0ba46a-arm-linux-gnueabihf-debug.tar.gz c4b27197411da1126837e8b25bf074f70c36caf1f9b54432d1e5eaa588a9df02 guix-build-77eaee0ba46a/output/arm-linux-gnueabihf/bitcoin-77eaee0ba46a-arm-linux-gnueabihf.tar.gz 4fd8566ccc8229c4784eac5cc21d077b179b4165b457911fe142ea2e3b0069e7 guix-build-77eaee0ba46a/output/arm64-apple-darwin/SHA256SUMS.part 6cca0ae159eddbf88dd1858eec51625816346487fc5eb9e5260037c686e8e312 guix-build-77eaee0ba46a/output/arm64-apple-darwin/bitcoin-77eaee0ba46a-arm64-apple-darwin-unsigned.tar.gz c967afbfd76efb0a16e54524734396e56afe249273620f59904253a8608d1416 guix-build-77eaee0ba46a/output/arm64-apple-darwin/bitcoin-77eaee0ba46a-arm64-apple-darwin-unsigned.zip 3d28e921e71106996348e8a483adc1e9e24441fa21455a74323e836a92b01588 guix-build-77eaee0ba46a/output/arm64-apple-darwin/bitcoin-77eaee0ba46a-arm64-apple-darwin.tar.gz ea71bc724ce8214e97a226279b0c6eb4c392d401b1f3b8a126140467160e379a guix-build-77eaee0ba46a/output/dist-archive/bitcoin-77eaee0ba46a.tar.gz 4ba4b49a414cddf6da484762a91969a6e6ad9a055365118ac5cd2c4045b34bd8 guix-build-77eaee0ba46a/output/powerpc64-linux-gnu/SHA256SUMS.part 79ea63ee2018b020851f089d6c34d70a18c112af125ad12496df4ccf8942b235 guix-build-77eaee0ba46a/output/powerpc64-linux-gnu/bitcoin-77eaee0ba46a-powerpc64-linux-gnu-debug.tar.gz...

> Fixed up. This was actually just masking a bug. Dropped and rebased on #29890, which has simplified things here.

Guix Build (aarch64) ```bash 6a215012d268b68b25d3120c63f7154169061d71bef8e3a434dc44d6e2c8bf06 guix-build-4313febae66b/output/aarch64-linux-gnu/SHA256SUMS.part 7469b754ce7632c175116ffb1490771b9a4b635c33ccf711fd5df2cf08c6d6d4 guix-build-4313febae66b/output/aarch64-linux-gnu/bitcoin-4313febae66b-aarch64-linux-gnu-debug.tar.gz 7ffd30c4e1894555a1172e13106d8fbf6291f357073fb17840e653f98fe3599f guix-build-4313febae66b/output/aarch64-linux-gnu/bitcoin-4313febae66b-aarch64-linux-gnu.tar.gz f8d0a35036a64564315bb9a78b4b6bd98833e12b65050d2fa90edb42761e019b guix-build-4313febae66b/output/arm-linux-gnueabihf/SHA256SUMS.part ff38c6b65820507c9ef2da2f8d5525118d18a0095e7bbf798dec792ade107bc9 guix-build-4313febae66b/output/arm-linux-gnueabihf/bitcoin-4313febae66b-arm-linux-gnueabihf-debug.tar.gz 60cc4a032931f5f625c6848f40a0dcb464f93fa60272e6b5e1d99de7fa6b8995 guix-build-4313febae66b/output/arm-linux-gnueabihf/bitcoin-4313febae66b-arm-linux-gnueabihf.tar.gz 81c2b13be0e7144ceffea31bdb8859100589b6997cb8cc5b4623fb0e3bd39ecb guix-build-4313febae66b/output/arm64-apple-darwin/SHA256SUMS.part d97310079e4c4d90a4086e3b5d1feed886066124d0113d57c4adfad73dbff0e1 guix-build-4313febae66b/output/arm64-apple-darwin/bitcoin-4313febae66b-arm64-apple-darwin-unsigned.tar.gz 17c42f86d9807a71b8cdc3a70891d07448d7d1f00fd99345449e70b1e2d11096 guix-build-4313febae66b/output/arm64-apple-darwin/bitcoin-4313febae66b-arm64-apple-darwin-unsigned.zip 2ddecd4600bc71aa62d15a697e71b1ffb987ba5bcda5977dd3082c311ba15d81 guix-build-4313febae66b/output/arm64-apple-darwin/bitcoin-4313febae66b-arm64-apple-darwin.tar.gz f99fe7222e425e2a61c49b5a286ed4cb9ff7116e626dd529a550ca0036c99193 guix-build-4313febae66b/output/dist-archive/bitcoin-4313febae66b.tar.gz 90d6d5ea3c396722675cca8e4bece835aadc3fa960702aff84492e4707e3be69 guix-build-4313febae66b/output/powerpc64-linux-gnu/SHA256SUMS.part 63968f04ffec5e12fd1416f2a552abfec421ea42aae66e865896fae6b281baf0 guix-build-4313febae66b/output/powerpc64-linux-gnu/bitcoin-4313febae66b-powerpc64-linux-gnu-debug.tar.gz...

Dropped the last commit just to make this simpler to review. The swap to objdump is the most complex of the cctools -> llvm swaps, because of the associated Python...

Guix build (aarch64): ```bash 67f4db93b4f985590948dc344306042841ab747b40ad73bf97ba62d77eb7bfd4 guix-build-7f5ac4520d15/output/aarch64-linux-gnu/SHA256SUMS.part 62e019f164d3c8cf8a1a649b2caa500dd85b00a319910feaf97658020b8cd1e3 guix-build-7f5ac4520d15/output/aarch64-linux-gnu/bitcoin-7f5ac4520d15-aarch64-linux-gnu-debug.tar.gz c2227a058cf91c0bc3eb244cb254c3c6fcecddc21ba619bca8839d9d79bb1961 guix-build-7f5ac4520d15/output/aarch64-linux-gnu/bitcoin-7f5ac4520d15-aarch64-linux-gnu.tar.gz e794a50c8aeebefa61531469208080bbba7dc1d3a4658b0aedeb9988428c9feb guix-build-7f5ac4520d15/output/arm-linux-gnueabihf/SHA256SUMS.part c5681536ffe85b27a078540db918a3113351b5a5da75f9d77709a422e0e22129 guix-build-7f5ac4520d15/output/arm-linux-gnueabihf/bitcoin-7f5ac4520d15-arm-linux-gnueabihf-debug.tar.gz fe9cb7ae413614baffedb7c4fd16254aed816d4a79b0d267d5482dc3000b6dad guix-build-7f5ac4520d15/output/arm-linux-gnueabihf/bitcoin-7f5ac4520d15-arm-linux-gnueabihf.tar.gz 1d1a5b78a5cae8f0fa34a88168a34e0bf0aadaaaf29360109a089222824c11dc guix-build-7f5ac4520d15/output/arm64-apple-darwin/SHA256SUMS.part 64bef8bef26d24d3276f4eee20161e22f645f55fb1cdff39dd0c6a9df434f633 guix-build-7f5ac4520d15/output/arm64-apple-darwin/bitcoin-7f5ac4520d15-arm64-apple-darwin-unsigned.tar.gz dea89a35fd4bec7945e9e735e6057ab462b8ec3914fb2b5265bc72cca5ced616 guix-build-7f5ac4520d15/output/arm64-apple-darwin/bitcoin-7f5ac4520d15-arm64-apple-darwin-unsigned.zip 25fafdc462c06c59cbb4ac0ac12a77fa33a0b742ac23584258a4558f1c3fe797 guix-build-7f5ac4520d15/output/arm64-apple-darwin/bitcoin-7f5ac4520d15-arm64-apple-darwin.tar.gz e307d1b0d3b39aadb8cc794e00f0acbc4289794feb266f22c8d9013ab9869444 guix-build-7f5ac4520d15/output/dist-archive/bitcoin-7f5ac4520d15.tar.gz 9b5a40d7838bfe268443cf594a6798b6be3b9e2b875ae6e0084f6894d592ac3c guix-build-7f5ac4520d15/output/powerpc64-linux-gnu/SHA256SUMS.part fa95ecef8e32b7e4bea3d6c4a6910a3d13ac87c46324f9769fe1aeb990d2830d guix-build-7f5ac4520d15/output/powerpc64-linux-gnu/bitcoin-7f5ac4520d15-powerpc64-linux-gnu-debug.tar.gz...

> There is a mismatch on the windows debug zip :/ I've rebuilt, and see matching now (you and Sjors): ```bash 67f4db93b4f985590948dc344306042841ab747b40ad73bf97ba62d77eb7bfd4 guix-build-7f5ac4520d15/output/aarch64-linux-gnu/SHA256SUMS.part 62e019f164d3c8cf8a1a649b2caa500dd85b00a319910feaf97658020b8cd1e3 guix-build-7f5ac4520d15/output/aarch64-linux-gnu/bitcoin-7f5ac4520d15-aarch64-linux-gnu-debug.tar.gz c2227a058cf91c0bc3eb244cb254c3c6fcecddc21ba619bca8839d9d79bb1961 guix-build-7f5ac4520d15/output/aarch64-linux-gnu/bitcoin-7f5ac4520d15-aarch64-linux-gnu.tar.gz e794a50c8aeebefa61531469208080bbba7dc1d3a4658b0aedeb9988428c9feb guix-build-7f5ac4520d15/output/arm-linux-gnueabihf/SHA256SUMS.part c5681536ffe85b27a078540db918a3113351b5a5da75f9d77709a422e0e22129...