[libc-commits] [libc] Revert "[libc][cmake] Respect the configured optimization level for the Linux thread and TLS objects" (PR #234669)

via libc-commits libc-commits at lists.llvm.org
Thu Oct 22 08:56:00 PDT 2026


llvmorg-github-actions[bot] wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-libc

Author: Prabhu Rajasekaran (Prabhuk)

<details>
<summary>Changes</summary>

Reverts llvm/llvm-project#<!-- -->234382 

Buildbot test failures ( https://lab.llvm.org/buildbot/#/builders/179/builds/56676) seem related to the above PR.

---
Full diff: https://github.com/llvm/llvm-project/pull/234669.diff


4 Files Affected:

- (modified) libc/src/__support/threads/linux/CMakeLists.txt (+2) 
- (modified) libc/src/__support/threads/linux/aarch64/CMakeLists.txt (+1) 
- (modified) libc/src/__support/threads/linux/riscv/CMakeLists.txt (+1) 
- (modified) libc/src/__support/threads/linux/x86_64/CMakeLists.txt (+1) 


``````````diff
diff --git a/libc/src/__support/threads/linux/CMakeLists.txt b/libc/src/__support/threads/linux/CMakeLists.txt
index 2e539d4895835b..a8bcbae5b08dd7 100644
--- a/libc/src/__support/threads/linux/CMakeLists.txt
+++ b/libc/src/__support/threads/linux/CMakeLists.txt
@@ -90,6 +90,8 @@ add_object_library(
     libc.src.__support.OSUtil.linux.syscall_wrappers.write
     libc.src.__support.threads.thread_common
     libc.src.__support.threads.thread_attributes
+  COMPILE_OPTIONS
+    ${libc_opt_high_flag}
 )
 
 add_header_library(
diff --git a/libc/src/__support/threads/linux/aarch64/CMakeLists.txt b/libc/src/__support/threads/linux/aarch64/CMakeLists.txt
index a2320f8d015c38..e6e92d814cc0a8 100644
--- a/libc/src/__support/threads/linux/aarch64/CMakeLists.txt
+++ b/libc/src/__support/threads/linux/aarch64/CMakeLists.txt
@@ -13,6 +13,7 @@ add_object_library(
     libc.src.__support.threads.linux.tcb
     libc.src.string.memory_utils.inline_memcpy
   COMPILE_OPTIONS
+    ${libc_opt_high_flag}
     -fno-stack-protector
     -fno-omit-frame-pointer
     -ffreestanding
diff --git a/libc/src/__support/threads/linux/riscv/CMakeLists.txt b/libc/src/__support/threads/linux/riscv/CMakeLists.txt
index a2320f8d015c38..e6e92d814cc0a8 100644
--- a/libc/src/__support/threads/linux/riscv/CMakeLists.txt
+++ b/libc/src/__support/threads/linux/riscv/CMakeLists.txt
@@ -13,6 +13,7 @@ add_object_library(
     libc.src.__support.threads.linux.tcb
     libc.src.string.memory_utils.inline_memcpy
   COMPILE_OPTIONS
+    ${libc_opt_high_flag}
     -fno-stack-protector
     -fno-omit-frame-pointer
     -ffreestanding
diff --git a/libc/src/__support/threads/linux/x86_64/CMakeLists.txt b/libc/src/__support/threads/linux/x86_64/CMakeLists.txt
index cfd58503320086..0b49ca2c7e6e33 100644
--- a/libc/src/__support/threads/linux/x86_64/CMakeLists.txt
+++ b/libc/src/__support/threads/linux/x86_64/CMakeLists.txt
@@ -14,6 +14,7 @@ add_object_library(
     libc.src.__support.threads.linux.tcb
     libc.src.string.memory_utils.inline_memcpy
   COMPILE_OPTIONS
+    ${libc_opt_high_flag}
     -fno-stack-protector
     -fno-omit-frame-pointer
     -ffreestanding

``````````

</details>


https://github.com/llvm/llvm-project/pull/234669


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