proc: use DW_AT_trampoline to detect auto-generated code #3528
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Use the trampoline attribute to detect auto-generated code. This fixes a bug where stepping into a method of a generic type called through an interface will take the debugger into an auto-generated wrapper that does not have a dictionary and using next will step out of the wrapper. Fixes a bug reported on the #delve channel of the gophers slack server.
kakkoyun
referenced
this pull request
in parca-dev/parca-agent
Jan 8, 2024
[](https://renovatebot.com) This PR contains the following updates: | Package | Change | Age | Adoption | Passing | Confidence | |---|---|---|---|---|---| | [github.com/go-delve/delve](https://togithub.com/go-delve/delve) | `v1.21.2` -> `v1.22.0` | [](https://docs.renovatebot.com/merge-confidence/) | [](https://docs.renovatebot.com/merge-confidence/) | [](https://docs.renovatebot.com/merge-confidence/) | [](https://docs.renovatebot.com/merge-confidence/) | --- > [!WARNING] > Some dependencies could not be looked up. Check the Dependency Dashboard for more information. --- ### Release Notes <details> <summary>go-delve/delve (github.com/go-delve/delve)</summary> ### [`v1.22.0`](https://togithub.com/go-delve/delve/releases/tag/v1.22.0) [Compare Source](https://togithub.com/go-delve/delve/compare/v1.21.2...v1.22.0) #### What's Changed - all: remove obsolete build tags by [@​alexandear](https://togithub.com/alexandear) in [https://github.com/go-delve/delve/pull/3513](https://togithub.com/go-delve/delve/pull/3513) - service/dap: add the concrete type to interface type by [@​suzmue](https://togithub.com/suzmue) in [https://github.com/go-delve/delve/pull/3510](https://togithub.com/go-delve/delve/pull/3510) - service/dap: fix bugs in stdout/stderr handling by [@​hyangah](https://togithub.com/hyangah) in [https://github.com/go-delve/delve/pull/3522](https://togithub.com/go-delve/delve/pull/3522) - pkg/terminal: support vscode in edit command by [@​derekparker](https://togithub.com/derekparker) in [https://github.com/go-delve/delve/pull/3524](https://togithub.com/go-delve/delve/pull/3524) - Use a valid timezone in tested binary by [@​upils](https://togithub.com/upils) in [https://github.com/go-delve/delve/pull/3527](https://togithub.com/go-delve/delve/pull/3527) - proc: implement follow exec mode on Windows by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3507](https://togithub.com/go-delve/delve/pull/3507) - service/test: disable TestClientServer_chanGoroutines with rr backend by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3492](https://togithub.com/go-delve/delve/pull/3492) - proc/native: use cgo instead of C for freebsd by [@​4a6f656c](https://togithub.com/4a6f656c) in [https://github.com/go-delve/delve/pull/3529](https://togithub.com/go-delve/delve/pull/3529) - proc: use DW_AT_trampoline to detect auto-generated code by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3528](https://togithub.com/go-delve/delve/pull/3528) - proc: use stack machine to evaluate expressions by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3508](https://togithub.com/go-delve/delve/pull/3508) - proc: fix comment typos by [@​alexandear](https://togithub.com/alexandear) in [https://github.com/go-delve/delve/pull/3531](https://togithub.com/go-delve/delve/pull/3531) - proc: add min and max builtins by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3530](https://togithub.com/go-delve/delve/pull/3530) - CI: update staticcheck version by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3533](https://togithub.com/go-delve/delve/pull/3533) - proc: remove expr evaluation goroutine from EvalExpressionWithCalls by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3532](https://togithub.com/go-delve/delve/pull/3532) - service/api: use bitfield for prettyprint flags by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3536](https://togithub.com/go-delve/delve/pull/3536) - proc: allow evaluator to reference previous frames by [@​derekparker](https://togithub.com/derekparker) in [https://github.com/go-delve/delve/pull/3534](https://togithub.com/go-delve/delve/pull/3534) - \*: Add explicit code of conduct by [@​derekparker](https://togithub.com/derekparker) in [https://github.com/go-delve/delve/pull/3540](https://togithub.com/go-delve/delve/pull/3540) - proc,service/dap,proc/gdbserial: fixes for debugserver --unmask-signals by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3541](https://togithub.com/go-delve/delve/pull/3541) - \*: release 1.21.2 (for master) by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3546](https://togithub.com/go-delve/delve/pull/3546) - proc/native: wherever we check for exited we should also check detached by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3547](https://togithub.com/go-delve/delve/pull/3547) - pkg/proc: add inline function support for stripped binaries by [@​derekparker](https://togithub.com/derekparker) in [https://github.com/go-delve/delve/pull/3549](https://togithub.com/go-delve/delve/pull/3549) - cmd: fix a bunch of linter warnings from GoLand by [@​derekparker](https://togithub.com/derekparker) in [https://github.com/go-delve/delve/pull/3550](https://togithub.com/go-delve/delve/pull/3550) - proc: add regression test for issue [#​3548](https://togithub.com/go-delve/delve/issues/3548) by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3553](https://togithub.com/go-delve/delve/pull/3553) - \*: update dependencies by [@​derekparker](https://togithub.com/derekparker) in [https://github.com/go-delve/delve/pull/3552](https://togithub.com/go-delve/delve/pull/3552) - service: fix a bunch of linter warnings from GoLand by [@​derekparker](https://togithub.com/derekparker) in [https://github.com/go-delve/delve/pull/3551](https://togithub.com/go-delve/delve/pull/3551) - \*: Correct spelling mistakes by [@​alexandear](https://togithub.com/alexandear) in [https://github.com/go-delve/delve/pull/3555](https://togithub.com/go-delve/delve/pull/3555) - pkg,service: Remove redundant build constraints by [@​alexandear](https://togithub.com/alexandear) in [https://github.com/go-delve/delve/pull/3556](https://togithub.com/go-delve/delve/pull/3556) - Shorten variable types by [@​stefanhaller](https://togithub.com/stefanhaller) in [https://github.com/go-delve/delve/pull/3535](https://togithub.com/go-delve/delve/pull/3535) - TeamCity: reupgrade linux/386 builder to Go 1.21 by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3560](https://togithub.com/go-delve/delve/pull/3560) - pkg/proc: improve support unwinding from sigpanic by [@​derekparker](https://togithub.com/derekparker) in [https://github.com/go-delve/delve/pull/3559](https://togithub.com/go-delve/delve/pull/3559) - pkg/proc: unskip passing tests and reorganize by [@​derekparker](https://togithub.com/derekparker) in [https://github.com/go-delve/delve/pull/3561](https://togithub.com/go-delve/delve/pull/3561) - chore: use strings.Contains instead by [@​testwill](https://togithub.com/testwill) in [https://github.com/go-delve/delve/pull/3562](https://togithub.com/go-delve/delve/pull/3562) - pkg,service: remove unnecessary convertions by [@​alexandear](https://togithub.com/alexandear) in [https://github.com/go-delve/delve/pull/3564](https://togithub.com/go-delve/delve/pull/3564) - \*: remove checks for TRAVIS env variable by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3568](https://togithub.com/go-delve/delve/pull/3568) - terminal: clear substitute path rules cache when config is used by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3567](https://togithub.com/go-delve/delve/pull/3567) - service: fix typo in variable name by [@​alexandear](https://togithub.com/alexandear) in [https://github.com/go-delve/delve/pull/3575](https://togithub.com/go-delve/delve/pull/3575) - TeamCity: remove windows/arm64 builders from chain by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3572](https://togithub.com/go-delve/delve/pull/3572) - proc: simplify and generalize runtime.mallocgc workaround by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3571](https://togithub.com/go-delve/delve/pull/3571) - proc/gdbserial: refactor parsing of key-value pairs from gdb protocol by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3574](https://togithub.com/go-delve/delve/pull/3574) - Extract tip builds into a separate sub-project by [@​artspb](https://togithub.com/artspb) in [https://github.com/go-delve/delve/pull/3578](https://togithub.com/go-delve/delve/pull/3578) - pkg,service/dap: use switch instead of if-else-if by [@​alexandear](https://togithub.com/alexandear) in [https://github.com/go-delve/delve/pull/3576](https://togithub.com/go-delve/delve/pull/3576) - CI: update teamcity settings by [@​derekparker](https://togithub.com/derekparker) in [https://github.com/go-delve/delve/pull/3579](https://togithub.com/go-delve/delve/pull/3579) - pkg/proc: use gore to obtain info from stripped binaries by [@​derekparker](https://togithub.com/derekparker) in [https://github.com/go-delve/delve/pull/3577](https://togithub.com/go-delve/delve/pull/3577) - add missing import in TeamCity DSL by [@​artspb](https://togithub.com/artspb) in [https://github.com/go-delve/delve/pull/3580](https://togithub.com/go-delve/delve/pull/3580) - update TeamCity DSL version to 2023.05 and remove tip configurations from Aggregator by [@​artspb](https://togithub.com/artspb) in [https://github.com/go-delve/delve/pull/3581](https://togithub.com/go-delve/delve/pull/3581) - proc: fix TestIssue1101 flake by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3585](https://togithub.com/go-delve/delve/pull/3585) - proc: skip trapthread for harcoded breakpoints after manual stop by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3582](https://togithub.com/go-delve/delve/pull/3582) - tests: fix tests in go1.22 by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3583](https://togithub.com/go-delve/delve/pull/3583) - all: run go mod tidy by [@​prattmic](https://togithub.com/prattmic) in [https://github.com/go-delve/delve/pull/3589](https://togithub.com/go-delve/delve/pull/3589) - add all branches but PRs to filter by [@​artspb](https://togithub.com/artspb) in [https://github.com/go-delve/delve/pull/3590](https://togithub.com/go-delve/delve/pull/3590) - service/dap: fix close on closed channel panic by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3573](https://togithub.com/go-delve/delve/pull/3573) - Show pprof labels in thread names by [@​stefanhaller](https://togithub.com/stefanhaller) in [https://github.com/go-delve/delve/pull/3501](https://togithub.com/go-delve/delve/pull/3501) - \*: Use forked goretk/gore module by [@​derekparker](https://togithub.com/derekparker) in [https://github.com/go-delve/delve/pull/3597](https://togithub.com/go-delve/delve/pull/3597) - proc: make some type casts less counterintuitive by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3596](https://togithub.com/go-delve/delve/pull/3596) - teamcity,version: add 1.22 to supported versions and CI matrix by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3601](https://togithub.com/go-delve/delve/pull/3601) - proc: fix ppc64 arch name check by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3608](https://togithub.com/go-delve/delve/pull/3608) - goversion: include pre-releases in VersionAfterOrEqual check by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3607](https://togithub.com/go-delve/delve/pull/3607) - service/dap: fix close on closed channel by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3609](https://togithub.com/go-delve/delve/pull/3609) - proc: fix TestPackageRenames on go1.22 on linux/386 by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3610](https://togithub.com/go-delve/delve/pull/3610) - \*: Update gore dep for 1.22 by [@​derekparker](https://togithub.com/derekparker) in [https://github.com/go-delve/delve/pull/3611](https://togithub.com/go-delve/delve/pull/3611) - \*: release version 1.22.0 by [@​aarzilli](https://togithub.com/aarzilli) in [https://github.com/go-delve/delve/pull/3606](https://togithub.com/go-delve/delve/pull/3606) #### New Contributors - [@​upils](https://togithub.com/upils) made their first contribution in [https://github.com/go-delve/delve/pull/3527](https://togithub.com/go-delve/delve/pull/3527) - [@​testwill](https://togithub.com/testwill) made their first contribution in [https://github.com/go-delve/delve/pull/3562](https://togithub.com/go-delve/delve/pull/3562) - [@​prattmic](https://togithub.com/prattmic) made their first contribution in [https://github.com/go-delve/delve/pull/3589](https://togithub.com/go-delve/delve/pull/3589) **Full Changelog**: go-delve/delve@v1.21.1...v1.22.0 **Curated Changelog**: https://github.com/go-delve/delve/blob/master/CHANGELOG.md#1220-2023-12-29 </details> --- ### Configuration 📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined). 🚦 **Automerge**: Enabled. ♻ **Rebasing**: Whenever PR is behind base branch, or you tick the rebase/retry checkbox. 🔕 **Ignore**: Close this PR and you won't be reminded about this update again. --- - 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Use the trampoline attribute to detect auto-generated code. This fixes
a bug where stepping into a method of a generic type called through an
interface will take the debugger into an auto-generated wrapper that
does not have a dictionary and using next will step out of the wrapper.
Fixes a bug reported on the #delve channel of the gophers slack server.