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fix: add missing dependencies for copy-leancpp target #11809

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fix: add missing dependencies for copy-leancpp target #11809

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@NicolasRouquette NicolasRouquette commented Dec 27, 2025 •
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This PR adds missing dependencies in src/CMakeLists.txt to ensure that leanrt_initial-exec, leanrt, and leancpp_1 targets wait for copy-leancpp to complete before building. Fixes potential build race conditions in stage 2+ builds on systems with large nproc.

Closes #11808

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Adds missing dependencies for copy-leancpp target
bebbcff 
Ensures leanrt_initial-exec, leanrt, and leancpp_1 targets
wait for copy-leancpp to complete before building.
Fixes potential build race conditions in stage 2+ builds.
@NicolasRouquette NicolasRouquette changed the title Adds missing dependencies for copy-leancpp target fix: Adds missing dependencies for copy-leancpp target Dec 27, 2025
@github-actions github-actions bot added the toolchain-available A toolchain is available for this PR, at leanprover/lean4-pr-releases:pr-release-NNNN label Dec 27, 2025
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leanprover-community-bot commented Dec 27, 2025

Mathlib CI status (docs):

  • ❗ Batteries/Mathlib CI will not be attempted unless your PR branches off the nightly-with-mathlib branch. Try git rebase f483c6c10f6122657fe6ca5ca79708567b0d6686 --onto c0d5e8bc2c925bc2b60f18c929acf7d73ea9ecec. You can force Mathlib CI using the force-mathlib-ci label. (2025-12-27 02:22:04)

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leanprover-bot commented Dec 27, 2025

Reference manual CI status:

  • ❗ Reference manual CI will not be attempted unless your PR branches off the nightly-with-manual branch. Try git rebase f483c6c10f6122657fe6ca5ca79708567b0d6686 --onto c0d5e8bc2c925bc2b60f18c929acf7d73ea9ecec. You can force reference manual CI using the force-manual-ci label. (2025-12-27 02:22:06)

@NicolasRouquette NicolasRouquette changed the title fix: Adds missing dependencies for copy-leancpp target fix: add missing dependencies for copy-leancpp target Dec 27, 2025
@NicolasRouquette NicolasRouquette marked this pull request as draft December 27, 2025 02:32
@NicolasRouquette NicolasRouquette marked this pull request as ready for review December 27, 2025 02:33
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NicolasRouquette commented Dec 27, 2025

@maintainers Could you please add the changelog-fix label to this PR? Thanks!

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Race condition in lean4 stage2+ builds

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