[libc++] Remove LIBCXX_EXECUTOR and LIBCXXABI_EXECUTOR

[ldionne]

Those were deprecated in LLVM 18 and their removal was planned for LLVM 19.

[llvmbot]

@llvm/pr-subscribers-libcxxabi

@llvm/pr-subscribers-libcxx

Author: Louis Dionne (ldionne)

Changes

Those were deprecated in LLVM 18 and their removal was planned for LLVM 19.

---

Full diff: https://github.com/llvm/llvm-project/pull/79886.diff

4 Files Affected:

• (modified) libcxx/cmake/caches/AndroidNDK.cmake (+3-5)
• (modified) libcxx/docs/ReleaseNotes/19.rst (+2-3)
• (modified) libcxx/test/CMakeLists.txt (-5)
• (modified) libcxxabi/test/CMakeLists.txt (-5)

diff --git a/libcxx/cmake/caches/AndroidNDK.cmake b/libcxx/cmake/caches/AndroidNDK.cmake
index 23fbc3fa6bdddaa..8709989ec0ee012 100644
--- a/libcxx/cmake/caches/AndroidNDK.cmake
+++ b/libcxx/cmake/caches/AndroidNDK.cmake
@@ -32,10 +32,8 @@ set(CMAKE_C_COMPILER_WORKS ON CACHE BOOL "")
 set(CMAKE_CXX_COMPILER_WORKS ON CACHE BOOL "")
 
 # Use adb to push tests to a locally-connected device (e.g. emulator) and run
-# them.
+# them. CMAKE_SOURCE_DIR refers to the "<monorepo>/runtimes" directory.
 set(LIBCXX_TEST_CONFIG "llvm-libc++-android-ndk.cfg.in" CACHE STRING "")
 set(LIBCXXABI_TEST_CONFIG "llvm-libc++abi-android-ndk.cfg.in" CACHE STRING "")
-
-# CMAKE_SOURCE_DIR refers to the "<monorepo>/runtimes" directory.
-set(LIBCXX_EXECUTOR "${CMAKE_SOURCE_DIR}/../libcxx/utils/adb_run.py" CACHE STRING "")
-set(LIBCXXABI_EXECUTOR "${LIBCXX_EXECUTOR}" CACHE STRING "")
+set(LIBCXX_TEST_PARAMS "executor=${CMAKE_SOURCE_DIR}/../libcxx/utils/adb_run.py")
+set(LIBCXXABI_TEST_PARAMS "${LIBCXX_TEST_PARAMS}")
diff --git a/libcxx/docs/ReleaseNotes/19.rst b/libcxx/docs/ReleaseNotes/19.rst
index 17a0415a8ad4364..b1bdd665b2a27dd 100644
--- a/libcxx/docs/ReleaseNotes/19.rst
+++ b/libcxx/docs/ReleaseNotes/19.rst
@@ -48,8 +48,6 @@ TODO
 Deprecations and Removals
 -------------------------
 
-- TODO: The ``LIBCXX_EXECUTOR`` CMake variables have been removed.
-
 - TODO: The ``LIBCXX_ENABLE_ASSERTIONS`` CMake variable that was used to enable the safe mode has been deprecated and setting
   it triggers an error; use the ``LIBCXX_HARDENING_MODE`` CMake variable with the value ``extensive`` instead. Similarly,
   the ``_LIBCPP_ENABLE_ASSERTIONS`` macro has been deprecated (setting it to ``1`` still enables the extensive mode in
@@ -97,4 +95,5 @@ TODO
 Build System Changes
 --------------------
 
-TODO
+- The ``LIBCXX_EXECUTOR`` and ``LIBCXXABI_EXECUTOR`` CMake variables have been removed. Please
+  set ``LIBCXX_TEST_PARAMS`` to ``executor=<...>`` instead.
diff --git a/libcxx/test/CMakeLists.txt b/libcxx/test/CMakeLists.txt
index 52620fc55feeb7e..e0d3a0dbc40031c 100644
--- a/libcxx/test/CMakeLists.txt
+++ b/libcxx/test/CMakeLists.txt
@@ -10,11 +10,6 @@ endif()
 set(AUTO_GEN_COMMENT "## Autogenerated by libcxx configuration.\n# Do not edit!")
 set(SERIALIZED_LIT_PARAMS "# Lit parameters serialized here for llvm-lit to pick them up\n")
 
-if (LIBCXX_EXECUTOR)
-  message(DEPRECATION "LIBCXX_EXECUTOR is deprecated, please add executor=... to LIBCXX_TEST_PARAMS")
-  serialize_lit_string_param(SERIALIZED_LIT_PARAMS executor "${LIBCXX_EXECUTOR}")
-endif()
-
 if (NOT LIBCXX_ENABLE_EXCEPTIONS)
   serialize_lit_param(SERIALIZED_LIT_PARAMS enable_exceptions False)
 endif()
diff --git a/libcxxabi/test/CMakeLists.txt b/libcxxabi/test/CMakeLists.txt
index 9f95c736d63f464..586927189cf1dd6 100644
--- a/libcxxabi/test/CMakeLists.txt
+++ b/libcxxabi/test/CMakeLists.txt
@@ -24,11 +24,6 @@ endif()
 set(AUTO_GEN_COMMENT "## Autogenerated by libcxxabi configuration.\n# Do not edit!")
 set(SERIALIZED_LIT_PARAMS "# Lit parameters serialized here for llvm-lit to pick them up\n")
 
-if (LIBCXXABI_EXECUTOR)
-  message(DEPRECATION "LIBCXXABI_EXECUTOR is deprecated, please add executor=... to LIBCXXABI_TEST_PARAMS")
-  serialize_lit_string_param(SERIALIZED_LIT_PARAMS executor "${LIBCXXABI_EXECUTOR}")
-endif()
-
 if (NOT LIBCXXABI_ENABLE_EXCEPTIONS)
   serialize_lit_param(SERIALIZED_LIT_PARAMS enable_exceptions False)
 endif()

[mordante]

Thanks! LGTM!