[libc-commits] [libc] [libc][math][c23] Temporarily disable asinpif16 C23 math function (PR #150754)

via libc-commits libc-commits at lists.llvm.org
Sat Jul 26 04:23:02 PDT 2025


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-libc

Author: OverMighty (overmighty)

<details>
<summary>Changes</summary>

The MPFR test uses `mpfr_asinpi` which requires MPFR 4.2.0 or later, but
the Buildbots are running an older version of MPFR.

See https://lab.llvm.org/buildbot/#/builders/104/builds/27743 for
example.

---
Full diff: https://github.com/llvm/llvm-project/pull/150754.diff


2 Files Affected:

- (modified) libc/config/linux/aarch64/entrypoints.txt (+2-1) 
- (modified) libc/config/linux/x86_64/entrypoints.txt (+2-1) 


``````````diff
diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index fe7e055fafbe2..04e2a7a9295fa 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -660,7 +660,8 @@ if(LIBC_TYPES_HAS_FLOAT16)
   list(APPEND TARGET_LIBM_ENTRYPOINTS
     # math.h C23 _Float16 entrypoints
     # libc.src.math.acoshf16
-    libc.src.math.asinpif16
+    # Temporarily disabled due to mpfr_asinpi requiring MPFR >= 4.2.0.
+    # libc.src.math.asinpif16
     libc.src.math.canonicalizef16
     libc.src.math.ceilf16
     libc.src.math.copysignf16
diff --git a/libc/config/linux/x86_64/entrypoints.txt b/libc/config/linux/x86_64/entrypoints.txt
index 0f5ec1ae444b3..7fc23759baba9 100644
--- a/libc/config/linux/x86_64/entrypoints.txt
+++ b/libc/config/linux/x86_64/entrypoints.txt
@@ -703,7 +703,8 @@ if(LIBC_TYPES_HAS_FLOAT16)
     libc.src.math.acospif16
     libc.src.math.asinf16
     libc.src.math.asinhf16
-    libc.src.math.asinpif16
+    # Temporarily disabled due to mpfr_asinpi requiring MPFR >= 4.2.0.
+    # libc.src.math.asinpif16
     libc.src.math.atanf16
     libc.src.math.atanhf16
     libc.src.math.canonicalizef16

``````````

</details>


https://github.com/llvm/llvm-project/pull/150754


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