[Lldb-commits] [compiler-rt] [libcxx] [libcxxabi] [libunwind] [lldb] [llvm] [compiler-rt] Disable LLVM_ENABLE_PER_TARGET_RUNTIME_DIR=ON on AIX. (PR #131200)
Daniel Chen via lldb-commits
lldb-commits at lists.llvm.org
Sat Mar 15 19:35:00 PDT 2025
https://github.com/DanielCChen updated https://github.com/llvm/llvm-project/pull/131200
>From 1283ba24387e01aafcfc99e5db3f16c91deb5ac0 Mon Sep 17 00:00:00 2001
From: Daniel Chen <cdchen at ca.ibm.com>
Date: Thu, 13 Mar 2025 15:52:23 -0400
Subject: [PATCH 1/2] [compiler-rt] Disable
LLVM_ENABLE_PER_TARGET_RUNTIME_DIR=ON on AIX.
---
compiler-rt/cmake/Modules/AddCompilerRT.cmake | 2 +-
compiler-rt/cmake/Modules/CompilerRTUtils.cmake | 4 ++--
compiler-rt/cmake/base-config-ix.cmake | 4 ++--
libcxx/CMakeLists.txt | 2 +-
libcxxabi/CMakeLists.txt | 2 +-
libunwind/CMakeLists.txt | 2 +-
lldb/test/CMakeLists.txt | 2 +-
lldb/utils/lldb-dotest/CMakeLists.txt | 2 +-
llvm-libgcc/CMakeLists.txt | 2 +-
9 files changed, 11 insertions(+), 11 deletions(-)
diff --git a/compiler-rt/cmake/Modules/AddCompilerRT.cmake b/compiler-rt/cmake/Modules/AddCompilerRT.cmake
index c3e734f72392f..cb80cf84ac6b6 100644
--- a/compiler-rt/cmake/Modules/AddCompilerRT.cmake
+++ b/compiler-rt/cmake/Modules/AddCompilerRT.cmake
@@ -118,7 +118,7 @@ function(add_compiler_rt_component name)
endfunction()
macro(set_output_name output name arch)
- if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR)
+ if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
set(${output} ${name})
else()
if(ANDROID AND ${arch} STREQUAL "i386")
diff --git a/compiler-rt/cmake/Modules/CompilerRTUtils.cmake b/compiler-rt/cmake/Modules/CompilerRTUtils.cmake
index 379e2c25949cb..21e384da03a3c 100644
--- a/compiler-rt/cmake/Modules/CompilerRTUtils.cmake
+++ b/compiler-rt/cmake/Modules/CompilerRTUtils.cmake
@@ -510,7 +510,7 @@ function(get_compiler_rt_target arch variable)
endfunction()
function(get_compiler_rt_install_dir arch install_dir)
- if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE)
+ if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
get_compiler_rt_target(${arch} target)
set(${install_dir} ${COMPILER_RT_INSTALL_LIBRARY_DIR}/${target} PARENT_SCOPE)
else()
@@ -519,7 +519,7 @@ function(get_compiler_rt_install_dir arch install_dir)
endfunction()
function(get_compiler_rt_output_dir arch output_dir)
- if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE)
+ if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
get_compiler_rt_target(${arch} target)
set(${output_dir} ${COMPILER_RT_OUTPUT_LIBRARY_DIR}/${target} PARENT_SCOPE)
else()
diff --git a/compiler-rt/cmake/base-config-ix.cmake b/compiler-rt/cmake/base-config-ix.cmake
index d92bc0e71fa1a..4224def96e948 100644
--- a/compiler-rt/cmake/base-config-ix.cmake
+++ b/compiler-rt/cmake/base-config-ix.cmake
@@ -103,13 +103,13 @@ if(NOT DEFINED COMPILER_RT_OS_DIR)
string(TOLOWER ${CMAKE_SYSTEM_NAME} COMPILER_RT_OS_DIR)
endif()
endif()
-if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE)
+if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
set(COMPILER_RT_OUTPUT_LIBRARY_DIR
${COMPILER_RT_OUTPUT_DIR}/lib)
extend_path(default_install_path "${COMPILER_RT_INSTALL_PATH}" lib)
set(COMPILER_RT_INSTALL_LIBRARY_DIR "${default_install_path}" CACHE PATH
"Path where built compiler-rt libraries should be installed.")
-else(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE)
+else()
set(COMPILER_RT_OUTPUT_LIBRARY_DIR
${COMPILER_RT_OUTPUT_DIR}/lib/${COMPILER_RT_OS_DIR})
extend_path(default_install_path "${COMPILER_RT_INSTALL_PATH}" "lib/${COMPILER_RT_OS_DIR}")
diff --git a/libcxx/CMakeLists.txt b/libcxx/CMakeLists.txt
index abe12c2805a7c..6273f1c141292 100644
--- a/libcxx/CMakeLists.txt
+++ b/libcxx/CMakeLists.txt
@@ -414,7 +414,7 @@ set(LIBCXX_INSTALL_MODULES_DIR "share/libc++/v1" CACHE STRING
set(LIBCXX_SHARED_OUTPUT_NAME "c++" CACHE STRING "Output name for the shared libc++ runtime library.")
set(LIBCXX_STATIC_OUTPUT_NAME "c++" CACHE STRING "Output name for the static libc++ runtime library.")
-if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE)
+if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
set(LIBCXX_TARGET_SUBDIR ${LLVM_DEFAULT_TARGET_TRIPLE})
if(LIBCXX_LIBDIR_SUBDIR)
string(APPEND LIBCXX_TARGET_SUBDIR /${LIBCXX_LIBDIR_SUBDIR})
diff --git a/libcxxabi/CMakeLists.txt b/libcxxabi/CMakeLists.txt
index 6dcfc51e55321..ab11a15707533 100644
--- a/libcxxabi/CMakeLists.txt
+++ b/libcxxabi/CMakeLists.txt
@@ -182,7 +182,7 @@ set(CMAKE_MODULE_PATH
set(LIBCXXABI_INSTALL_RUNTIME_DIR "${CMAKE_INSTALL_BINDIR}" CACHE STRING
"Path where built libc++abi runtime libraries should be installed.")
-if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE)
+if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
set(LIBCXXABI_TARGET_SUBDIR ${LLVM_DEFAULT_TARGET_TRIPLE})
if(LIBCXXABI_LIBDIR_SUBDIR)
string(APPEND LIBCXXABI_TARGET_SUBDIR /${LIBCXXABI_LIBDIR_SUBDIR})
diff --git a/libunwind/CMakeLists.txt b/libunwind/CMakeLists.txt
index 3c8499fd33464..4dc3f84d1a319 100644
--- a/libunwind/CMakeLists.txt
+++ b/libunwind/CMakeLists.txt
@@ -140,7 +140,7 @@ set(LIBUNWIND_INSTALL_RUNTIME_DIR "${CMAKE_INSTALL_BINDIR}" CACHE STRING
set(LIBUNWIND_SHARED_OUTPUT_NAME "unwind" CACHE STRING "Output name for the shared libunwind runtime library.")
set(LIBUNWIND_STATIC_OUTPUT_NAME "unwind" CACHE STRING "Output name for the static libunwind runtime library.")
-if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE)
+if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
set(LIBUNWIND_TARGET_SUBDIR ${LLVM_DEFAULT_TARGET_TRIPLE})
if(LIBUNWIND_LIBDIR_SUBDIR)
string(APPEND LIBUNWIND_TARGET_SUBDIR /${LIBUNWIND_LIBDIR_SUBDIR})
diff --git a/lldb/test/CMakeLists.txt b/lldb/test/CMakeLists.txt
index 6449ac5a9247f..74e6cb586c51f 100644
--- a/lldb/test/CMakeLists.txt
+++ b/lldb/test/CMakeLists.txt
@@ -159,7 +159,7 @@ if(TARGET clang)
if (TARGET libcxx OR ("libcxx" IN_LIST LLVM_ENABLE_RUNTIMES))
set(LLDB_HAS_LIBCXX ON)
- if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE)
+ if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
set(LIBCXX_LIBRARY_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR}/${LLVM_DEFAULT_TARGET_TRIPLE})
set(LIBCXX_GENERATED_INCLUDE_DIR "${LLVM_BINARY_DIR}/include/c++/v1")
set(LIBCXX_GENERATED_INCLUDE_TARGET_DIR "${LLVM_BINARY_DIR}/include/${LLVM_DEFAULT_TARGET_TRIPLE}/c++/v1")
diff --git a/lldb/utils/lldb-dotest/CMakeLists.txt b/lldb/utils/lldb-dotest/CMakeLists.txt
index 3b8c88b6dc78c..97247b43b2154 100644
--- a/lldb/utils/lldb-dotest/CMakeLists.txt
+++ b/lldb/utils/lldb-dotest/CMakeLists.txt
@@ -14,7 +14,7 @@ llvm_canonicalize_cmake_booleans(
if ("libcxx" IN_LIST LLVM_ENABLE_RUNTIMES)
set(LLDB_HAS_LIBCXX ON)
- if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE)
+ if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
set(LIBCXX_LIBRARY_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR}/${LLVM_DEFAULT_TARGET_TRIPLE})
set(LIBCXX_GENERATED_INCLUDE_DIR "${LLVM_BINARY_DIR}/include/c++/v1")
set(LIBCXX_GENERATED_INCLUDE_TARGET_DIR "${LLVM_BINARY_DIR}/include/${LLVM_DEFAULT_TARGET_TRIPLE}/c++/v1")
diff --git a/llvm-libgcc/CMakeLists.txt b/llvm-libgcc/CMakeLists.txt
index 47208fc198692..5e055dc60a011 100644
--- a/llvm-libgcc/CMakeLists.txt
+++ b/llvm-libgcc/CMakeLists.txt
@@ -61,7 +61,7 @@ endif()
# Configure System
#===============================================================================
-if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE)
+if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
set(TARGET_SUBDIR ${LLVM_DEFAULT_TARGET_TRIPLE})
if(LLVM_LIBGCC_LIBDIR_SUBDIR)
string(APPEND TARGET_SUBDIR /${LLVM_LIBGCC_LIBDIR_SUBDIR})
>From aaf52419f9b126f55a136035edfbaf4987b872fb Mon Sep 17 00:00:00 2001
From: Daniel Chen <cdchen at ca.ibm.com>
Date: Sat, 15 Mar 2025 22:33:35 -0400
Subject: [PATCH 2/2] Also check UNIX before checking AIX.
---
compiler-rt/cmake/Modules/AddCompilerRT.cmake | 2 +-
compiler-rt/cmake/Modules/CompilerRTUtils.cmake | 4 ++--
compiler-rt/cmake/base-config-ix.cmake | 2 +-
libcxx/CMakeLists.txt | 2 +-
libcxxabi/CMakeLists.txt | 2 +-
libunwind/CMakeLists.txt | 2 +-
lldb/test/CMakeLists.txt | 2 +-
lldb/utils/lldb-dotest/CMakeLists.txt | 2 +-
llvm-libgcc/CMakeLists.txt | 2 +-
9 files changed, 10 insertions(+), 10 deletions(-)
diff --git a/compiler-rt/cmake/Modules/AddCompilerRT.cmake b/compiler-rt/cmake/Modules/AddCompilerRT.cmake
index cb80cf84ac6b6..c46e4abe410ef 100644
--- a/compiler-rt/cmake/Modules/AddCompilerRT.cmake
+++ b/compiler-rt/cmake/Modules/AddCompilerRT.cmake
@@ -118,7 +118,7 @@ function(add_compiler_rt_component name)
endfunction()
macro(set_output_name output name arch)
- if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
+ if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT (UNIX AND CMAKE_SYSTEM_NAME MATCHES "AIX"))
set(${output} ${name})
else()
if(ANDROID AND ${arch} STREQUAL "i386")
diff --git a/compiler-rt/cmake/Modules/CompilerRTUtils.cmake b/compiler-rt/cmake/Modules/CompilerRTUtils.cmake
index 21e384da03a3c..d31bd84140258 100644
--- a/compiler-rt/cmake/Modules/CompilerRTUtils.cmake
+++ b/compiler-rt/cmake/Modules/CompilerRTUtils.cmake
@@ -510,7 +510,7 @@ function(get_compiler_rt_target arch variable)
endfunction()
function(get_compiler_rt_install_dir arch install_dir)
- if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
+ if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT (UNIX AND CMAKE_SYSTEM_NAME MATCHES "AIX"))
get_compiler_rt_target(${arch} target)
set(${install_dir} ${COMPILER_RT_INSTALL_LIBRARY_DIR}/${target} PARENT_SCOPE)
else()
@@ -519,7 +519,7 @@ function(get_compiler_rt_install_dir arch install_dir)
endfunction()
function(get_compiler_rt_output_dir arch output_dir)
- if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
+ if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT (UNIX AND CMAKE_SYSTEM_NAME MATCHES "AIX"))
get_compiler_rt_target(${arch} target)
set(${output_dir} ${COMPILER_RT_OUTPUT_LIBRARY_DIR}/${target} PARENT_SCOPE)
else()
diff --git a/compiler-rt/cmake/base-config-ix.cmake b/compiler-rt/cmake/base-config-ix.cmake
index 4224def96e948..3c6902e7a06a3 100644
--- a/compiler-rt/cmake/base-config-ix.cmake
+++ b/compiler-rt/cmake/base-config-ix.cmake
@@ -103,7 +103,7 @@ if(NOT DEFINED COMPILER_RT_OS_DIR)
string(TOLOWER ${CMAKE_SYSTEM_NAME} COMPILER_RT_OS_DIR)
endif()
endif()
-if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
+if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT (UNIX AND CMAKE_SYSTEM_NAME MATCHES "AIX"))
set(COMPILER_RT_OUTPUT_LIBRARY_DIR
${COMPILER_RT_OUTPUT_DIR}/lib)
extend_path(default_install_path "${COMPILER_RT_INSTALL_PATH}" lib)
diff --git a/libcxx/CMakeLists.txt b/libcxx/CMakeLists.txt
index 6273f1c141292..d9b53622be121 100644
--- a/libcxx/CMakeLists.txt
+++ b/libcxx/CMakeLists.txt
@@ -414,7 +414,7 @@ set(LIBCXX_INSTALL_MODULES_DIR "share/libc++/v1" CACHE STRING
set(LIBCXX_SHARED_OUTPUT_NAME "c++" CACHE STRING "Output name for the shared libc++ runtime library.")
set(LIBCXX_STATIC_OUTPUT_NAME "c++" CACHE STRING "Output name for the static libc++ runtime library.")
-if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
+if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT (UNIX AND CMAKE_SYSTEM_NAME MATCHES "AIX"))
set(LIBCXX_TARGET_SUBDIR ${LLVM_DEFAULT_TARGET_TRIPLE})
if(LIBCXX_LIBDIR_SUBDIR)
string(APPEND LIBCXX_TARGET_SUBDIR /${LIBCXX_LIBDIR_SUBDIR})
diff --git a/libcxxabi/CMakeLists.txt b/libcxxabi/CMakeLists.txt
index ab11a15707533..ee412bb9d6cf0 100644
--- a/libcxxabi/CMakeLists.txt
+++ b/libcxxabi/CMakeLists.txt
@@ -182,7 +182,7 @@ set(CMAKE_MODULE_PATH
set(LIBCXXABI_INSTALL_RUNTIME_DIR "${CMAKE_INSTALL_BINDIR}" CACHE STRING
"Path where built libc++abi runtime libraries should be installed.")
-if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
+if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT (UNIX AND CMAKE_SYSTEM_NAME MATCHES "AIX"))
set(LIBCXXABI_TARGET_SUBDIR ${LLVM_DEFAULT_TARGET_TRIPLE})
if(LIBCXXABI_LIBDIR_SUBDIR)
string(APPEND LIBCXXABI_TARGET_SUBDIR /${LIBCXXABI_LIBDIR_SUBDIR})
diff --git a/libunwind/CMakeLists.txt b/libunwind/CMakeLists.txt
index 4dc3f84d1a319..f81eeedfc4363 100644
--- a/libunwind/CMakeLists.txt
+++ b/libunwind/CMakeLists.txt
@@ -140,7 +140,7 @@ set(LIBUNWIND_INSTALL_RUNTIME_DIR "${CMAKE_INSTALL_BINDIR}" CACHE STRING
set(LIBUNWIND_SHARED_OUTPUT_NAME "unwind" CACHE STRING "Output name for the shared libunwind runtime library.")
set(LIBUNWIND_STATIC_OUTPUT_NAME "unwind" CACHE STRING "Output name for the static libunwind runtime library.")
-if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
+if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE NOT (UNIX AND CMAKE_SYSTEM_NAME MATCHES "AIX"))
set(LIBUNWIND_TARGET_SUBDIR ${LLVM_DEFAULT_TARGET_TRIPLE})
if(LIBUNWIND_LIBDIR_SUBDIR)
string(APPEND LIBUNWIND_TARGET_SUBDIR /${LIBUNWIND_LIBDIR_SUBDIR})
diff --git a/lldb/test/CMakeLists.txt b/lldb/test/CMakeLists.txt
index 74e6cb586c51f..7de46add7ad00 100644
--- a/lldb/test/CMakeLists.txt
+++ b/lldb/test/CMakeLists.txt
@@ -159,7 +159,7 @@ if(TARGET clang)
if (TARGET libcxx OR ("libcxx" IN_LIST LLVM_ENABLE_RUNTIMES))
set(LLDB_HAS_LIBCXX ON)
- if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
+ if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT (UNIX AND CMAKE_SYSTEM_NAME MATCHES "AIX"))
set(LIBCXX_LIBRARY_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR}/${LLVM_DEFAULT_TARGET_TRIPLE})
set(LIBCXX_GENERATED_INCLUDE_DIR "${LLVM_BINARY_DIR}/include/c++/v1")
set(LIBCXX_GENERATED_INCLUDE_TARGET_DIR "${LLVM_BINARY_DIR}/include/${LLVM_DEFAULT_TARGET_TRIPLE}/c++/v1")
diff --git a/lldb/utils/lldb-dotest/CMakeLists.txt b/lldb/utils/lldb-dotest/CMakeLists.txt
index 97247b43b2154..510b46d8f443f 100644
--- a/lldb/utils/lldb-dotest/CMakeLists.txt
+++ b/lldb/utils/lldb-dotest/CMakeLists.txt
@@ -14,7 +14,7 @@ llvm_canonicalize_cmake_booleans(
if ("libcxx" IN_LIST LLVM_ENABLE_RUNTIMES)
set(LLDB_HAS_LIBCXX ON)
- if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
+ if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT (UNIX AND CMAKE_SYSTEM_NAME MATCHES "AIX"))
set(LIBCXX_LIBRARY_DIR ${LLVM_LIBRARY_OUTPUT_INTDIR}/${LLVM_DEFAULT_TARGET_TRIPLE})
set(LIBCXX_GENERATED_INCLUDE_DIR "${LLVM_BINARY_DIR}/include/c++/v1")
set(LIBCXX_GENERATED_INCLUDE_TARGET_DIR "${LLVM_BINARY_DIR}/include/${LLVM_DEFAULT_TARGET_TRIPLE}/c++/v1")
diff --git a/llvm-libgcc/CMakeLists.txt b/llvm-libgcc/CMakeLists.txt
index 5e055dc60a011..17f53f469022c 100644
--- a/llvm-libgcc/CMakeLists.txt
+++ b/llvm-libgcc/CMakeLists.txt
@@ -61,7 +61,7 @@ endif()
# Configure System
#===============================================================================
-if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME MATCHES "AIX")
+if(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR AND NOT APPLE AND NOT (UNIX AND CMAKE_SYSTEM_NAME MATCHES "AIX"))
set(TARGET_SUBDIR ${LLVM_DEFAULT_TARGET_TRIPLE})
if(LLVM_LIBGCC_LIBDIR_SUBDIR)
string(APPEND TARGET_SUBDIR /${LLVM_LIBGCC_LIBDIR_SUBDIR})
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