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LLVM_PROFILER_RT_LIB may be set to an absolute path (e.g., in Fedora builds), but -l expects a library name, not a path. After #138273, this caused builds to fail with a "could not find native static library" error.

This patch updates the build script to split the path into directory and filename, using cargo::rustc-link-search for the directory and cargo::rustc-link-lib=+verbatim for the file. This allows profiler_builtins to correctly link the static library even when an absolute path is provided.

LLVM_PROFILER_RT_LIB may be set to an absolute path (e.g., in Fedora builds),
but `-l` expects a library name, not a path. After rust-lang#138273, this caused builds
to fail with a "could not find native static library" error.

This patch updates the build script to split the path into directory and
filename, using `cargo::rustc-link-search` for the directory and
`cargo::rustc-link-lib=+verbatim` for the file. This allows profiler_builtins to
correctly link the static library even when an absolute path is provided.
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rustbot commented Apr 11, 2025

r? @Mark-Simulacrum

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@rustbot rustbot added the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. label Apr 11, 2025
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Kobzol commented Apr 11, 2025

r? @Kobzol

Looks reasonable.

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You can @bors r=kobzol once CI is green.

@rustbot rustbot assigned Kobzol and unassigned Mark-Simulacrum Apr 11, 2025
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Kobzol commented Apr 11, 2025

@bors delegate+

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bors commented Apr 11, 2025

✌️ @jchecahi, you can now approve this pull request!

If @Kobzol told you to "r=me" after making some further change, please make that change, then do @bors r=@Kobzol

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@bors r=kobzol

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bors commented Apr 11, 2025

📌 Commit dc0fbca has been approved by kobzol

It is now in the queue for this repository.

@bors bors added S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Apr 11, 2025
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cuviper commented Apr 11, 2025

LLVM_PROFILER_RT_LIB may be set to an absolute path (e.g., in Fedora builds),

Just to clarify, Fedora is setting this by the config target.{triple}.profiler per #114069, not directly setting the env.

jieyouxu added a commit to jieyouxu/rust that referenced this pull request Apr 11, 2025
…th-fix, r=kobzol

Fix profiler_builtins build script to handle full path to profiler lib

LLVM_PROFILER_RT_LIB may be set to an absolute path (e.g., in Fedora builds), but `-l` expects a library name, not a path. After rust-lang#138273, this caused builds to fail with a "could not find native static library" error.

This patch updates the build script to split the path into directory and filename, using `cargo::rustc-link-search` for the directory and `cargo::rustc-link-lib=+verbatim` for the file. This allows profiler_builtins to correctly link the static library even when an absolute path is provided.
bors added a commit to rust-lang-ci/rust that referenced this pull request Apr 12, 2025
Rollup of 5 pull requests

Successful merges:

 - rust-lang#139107 (std: make `cmath` functions safe)
 - rust-lang#139618 (compiletest: Make `SUGGESTION` annotations viral)
 - rust-lang#139677 (Fix profiler_builtins build script to handle full path to profiler lib)
 - rust-lang#139683 (Use `with_native_path` for Windows)
 - rust-lang#139691 (Document that `opt-dist` requires metrics to be enabled)

r? `@ghost`
`@rustbot` modify labels: rollup
ChrisDenton added a commit to ChrisDenton/rust that referenced this pull request Apr 13, 2025
…th-fix, r=kobzol

Fix profiler_builtins build script to handle full path to profiler lib

LLVM_PROFILER_RT_LIB may be set to an absolute path (e.g., in Fedora builds), but `-l` expects a library name, not a path. After rust-lang#138273, this caused builds to fail with a "could not find native static library" error.

This patch updates the build script to split the path into directory and filename, using `cargo::rustc-link-search` for the directory and `cargo::rustc-link-lib=+verbatim` for the file. This allows profiler_builtins to correctly link the static library even when an absolute path is provided.
bors added a commit to rust-lang-ci/rust that referenced this pull request Apr 13, 2025
…enton

Rollup of 11 pull requests

Successful merges:

 - rust-lang#138972 (std: Fix build for NuttX targets)
 - rust-lang#139177 (Use -C target-cpu=z13 on s390x vector test)
 - rust-lang#139511 (libtest: Pass the test's panic payload as Option instead of Result)
 - rust-lang#139605 (update ```miniz_oxide``` to 0.8.8)
 - rust-lang#139618 (compiletest: Make `SUGGESTION` annotations viral)
 - rust-lang#139677 (Fix profiler_builtins build script to handle full path to profiler lib)
 - rust-lang#139683 (Use `with_native_path` for Windows)
 - rust-lang#139695 (compiletest: consistently use `camino::{Utf8Path,Utf8PathBuf}` throughout)
 - rust-lang#139710 (Move `args` into `std::sys`)
 - rust-lang#139721 (End all lines in src/stage0 with trailing newline)
 - rust-lang#139726 (Move `select_unpredictable` to the `hint` module)

r? `@ghost`
`@rustbot` modify labels: rollup
bors added a commit to rust-lang-ci/rust that referenced this pull request Apr 13, 2025
…enton

Rollup of 10 pull requests

Successful merges:

 - rust-lang#138972 (std: Fix build for NuttX targets)
 - rust-lang#139177 (Use -C target-cpu=z13 on s390x vector test)
 - rust-lang#139511 (libtest: Pass the test's panic payload as Option instead of Result)
 - rust-lang#139605 (update ```miniz_oxide``` to 0.8.8)
 - rust-lang#139618 (compiletest: Make `SUGGESTION` annotations viral)
 - rust-lang#139677 (Fix profiler_builtins build script to handle full path to profiler lib)
 - rust-lang#139683 (Use `with_native_path` for Windows)
 - rust-lang#139710 (Move `args` into `std::sys`)
 - rust-lang#139721 (End all lines in src/stage0 with trailing newline)
 - rust-lang#139726 (Move `select_unpredictable` to the `hint` module)

r? `@ghost`
`@rustbot` modify labels: rollup
@bors bors merged commit f2a2135 into rust-lang:master Apr 13, 2025
6 checks passed
@rustbot rustbot added this to the 1.88.0 milestone Apr 13, 2025
rust-timer added a commit to rust-lang-ci/rust that referenced this pull request Apr 13, 2025
Rollup merge of rust-lang#139677 - jchecahi:profiler-builtin-rtlib-path-fix, r=kobzol

Fix profiler_builtins build script to handle full path to profiler lib

LLVM_PROFILER_RT_LIB may be set to an absolute path (e.g., in Fedora builds), but `-l` expects a library name, not a path. After rust-lang#138273, this caused builds to fail with a "could not find native static library" error.

This patch updates the build script to split the path into directory and filename, using `cargo::rustc-link-search` for the directory and `cargo::rustc-link-lib=+verbatim` for the file. This allows profiler_builtins to correctly link the static library even when an absolute path is provided.
github-actions bot pushed a commit to model-checking/verify-rust-std that referenced this pull request Apr 19, 2025
…th-fix, r=kobzol

Fix profiler_builtins build script to handle full path to profiler lib

LLVM_PROFILER_RT_LIB may be set to an absolute path (e.g., in Fedora builds), but `-l` expects a library name, not a path. After rust-lang#138273, this caused builds to fail with a "could not find native static library" error.

This patch updates the build script to split the path into directory and filename, using `cargo::rustc-link-search` for the directory and `cargo::rustc-link-lib=+verbatim` for the file. This allows profiler_builtins to correctly link the static library even when an absolute path is provided.
github-actions bot pushed a commit to model-checking/verify-rust-std that referenced this pull request Apr 19, 2025
…enton

Rollup of 10 pull requests

Successful merges:

 - rust-lang#138972 (std: Fix build for NuttX targets)
 - rust-lang#139177 (Use -C target-cpu=z13 on s390x vector test)
 - rust-lang#139511 (libtest: Pass the test's panic payload as Option instead of Result)
 - rust-lang#139605 (update ```miniz_oxide``` to 0.8.8)
 - rust-lang#139618 (compiletest: Make `SUGGESTION` annotations viral)
 - rust-lang#139677 (Fix profiler_builtins build script to handle full path to profiler lib)
 - rust-lang#139683 (Use `with_native_path` for Windows)
 - rust-lang#139710 (Move `args` into `std::sys`)
 - rust-lang#139721 (End all lines in src/stage0 with trailing newline)
 - rust-lang#139726 (Move `select_unpredictable` to the `hint` module)

r? `@ghost`
`@rustbot` modify labels: rollup
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6 participants