[libc-commits] [libc] [libc] Refactor AUXV handling with new auxv.h header library (PR #162326)

[LLVM Continuous Integration via libc-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `openmp-offload-amdgpu-runtime-2` running on `rocm-worker-hw-02` while building `libc` at step 5 "compile-openmp".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/10/builds/15039

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 5 (compile-openmp) failure: build (failure)
...
-- Performing Test C_WCOMMENT_ALLOWS_LINE_WRAP
-- Performing Test C_WCOMMENT_ALLOWS_LINE_WRAP - Success
-- Performing Test C_SUPPORTS_MISLEADING_INDENTATION_FLAG
-- Performing Test C_SUPPORTS_MISLEADING_INDENTATION_FLAG - Success
-- Performing Test CXX_SUPPORTS_MISLEADING_INDENTATION_FLAG
-- Performing Test CXX_SUPPORTS_MISLEADING_INDENTATION_FLAG - Success
-- Performing Test C_SUPPORTS_CTAD_MAYBE_UNSPPORTED_FLAG
-- Performing Test C_SUPPORTS_CTAD_MAYBE_UNSPPORTED_FLAG - Success
-- Performing Test CXX_SUPPORTS_CTAD_MAYBE_UNSPPORTED_FLAG
-- Performing Test CXX_SUPPORTS_CTAD_MAYBE_UNSPPORTED_FLAG - Success
-- Performing Test C_SUPPORTS_NO_PASS_FAILED_FLAG
-- Performing Test C_SUPPORTS_NO_PASS_FAILED_FLAG - Success
-- Performing Test CXX_SUPPORTS_NO_PASS_FAILED_FLAG
-- Performing Test CXX_SUPPORTS_NO_PASS_FAILED_FLAG - Success
-- Performing Test LINKER_SUPPORTS_COLOR_DIAGNOSTICS
-- Performing Test LINKER_SUPPORTS_COLOR_DIAGNOSTICS - Success
-- Looking for os_signpost_interval_begin
-- Looking for os_signpost_interval_begin - not found
-- Looking for flock
-- Looking for flock - not found
-- Found Python3: /usr/bin/python3.10 (found version "3.10.12") found components: Interpreter 
-- LLVM host triple: x86_64-unknown-linux-gnu
-- LLVM default target triple: amdgcn-amd-amdhsa
-- Setting LIBC_NAMESPACE namespace to '__llvm_libc_22_0_0_git'
-- Set COMPILER_RESOURCE_DIR to /home/botworker/builds/openmp-offload-amdgpu-runtime-2/llvm.build/lib/clang/22 using --print-resource-dir
-- Building libc for amdgpu on gpu with
        LIBC_COMPILE_OPTIONS_DEFAULT: --target=amdgcn-amd-amdhsa
-- LIBC_CONF_ENABLE_STRONG_STACK_PROTECTOR: ON
-- LIBC_CONF_KEEP_FRAME_POINTER: ON
-- LIBC_CONF_ERRNO_MODE: LIBC_ERRNO_MODE_DEFAULT
-- LIBC_ADD_NULL_CHECKS: ON
-- LIBC_CONF_FREXP_INF_NAN_EXPONENT: 
-- LIBC_CONF_MATH_OPTIMIZATIONS: 0
-- LIBC_CONF_PRINTF_DISABLE_FIXED_POINT: OFF
-- LIBC_CONF_PRINTF_DISABLE_FLOAT: OFF
-- LIBC_CONF_PRINTF_DISABLE_INDEX_MODE: OFF
-- LIBC_CONF_PRINTF_DISABLE_STRERROR: OFF
-- LIBC_CONF_PRINTF_DISABLE_WRITE_INT: OFF
-- LIBC_CONF_PRINTF_FLOAT_TO_STR_NO_SPECIALIZE_LD: OFF
-- LIBC_CONF_PRINTF_FLOAT_TO_STR_USE_DYADIC_FLOAT: OFF
-- LIBC_CONF_PRINTF_FLOAT_TO_STR_USE_FLOAT320: OFF
-- LIBC_CONF_PRINTF_FLOAT_TO_STR_USE_MEGA_LONG_DOUBLE_TABLE: OFF
-- LIBC_CONF_PRINTF_RUNTIME_DISPATCH: ON
-- LIBC_CONF_RAW_MUTEX_DEFAULT_SPIN_COUNT: 100
-- LIBC_CONF_RWLOCK_DEFAULT_SPIN_COUNT: 100
-- LIBC_CONF_TIMEOUT_ENSURE_MONOTONICITY: ON
-- LIBC_CONF_QSORT_IMPL: LIBC_QSORT_QUICK_SORT
-- LIBC_CONF_SCANF_DISABLE_FLOAT: OFF
-- LIBC_CONF_SCANF_DISABLE_INDEX_MODE: OFF

```

</details>

https://github.com/llvm/llvm-project/pull/162326