14 files changed, 28 insertions, 1 deletions
diff --git a/libcxx/cmake/caches/Armv7Arm.cmake b/libcxx/cmake/caches/Armv7Arm.cmake
index e60d43f..be8f9ff 100644
--- a/libcxx/cmake/caches/Armv7Arm.cmake
+++ b/libcxx/cmake/caches/Armv7Arm.cmake
@@ -1,3 +1,5 @@
 set(CMAKE_CXX_COMPILER_TARGET "armv7l-linux-gnueabihf" CACHE STRING "")
 set(CMAKE_CXX_FLAGS "-marm" CACHE STRING "")
 set(CMAKE_C_FLAGS "-marm" CACHE STRING "")
+set(LIBCXX_TEST_PARAMS "enable_modules=clang" CACHE STRING "")
+set(LIBCXXABI_TEST_PARAMS "${LIBCXX_TEST_PARAMS}" CACHE STRING "")
diff --git a/libcxx/cmake/caches/Armv7Thumb-no-exceptions.cmake b/libcxx/cmake/caches/Armv7Thumb-no-exceptions.cmake
index 70b619f..5ddfa15 100644
--- a/libcxx/cmake/caches/Armv7Thumb-no-exceptions.cmake
+++ b/libcxx/cmake/caches/Armv7Thumb-no-exceptions.cmake
@@ -3,3 +3,5 @@ set(CMAKE_CXX_FLAGS "-mthumb" CACHE STRING "")
 set(CMAKE_C_FLAGS "-mthumb" CACHE STRING "")
 set(LIBCXX_ENABLE_EXCEPTIONS OFF CACHE BOOL "")
 set(LIBCXXABI_ENABLE_EXCEPTIONS OFF CACHE BOOL "")
+set(LIBCXX_TEST_PARAMS "enable_modules=clang" CACHE STRING "")
+set(LIBCXXABI_TEST_PARAMS "${LIBCXX_TEST_PARAMS}" CACHE STRING "")
diff --git a/libcxx/cmake/caches/Armv8Arm.cmake b/libcxx/cmake/caches/Armv8Arm.cmake
index a289471..e0379b5 100644
--- a/libcxx/cmake/caches/Armv8Arm.cmake
+++ b/libcxx/cmake/caches/Armv8Arm.cmake
@@ -1,3 +1,5 @@
 set(CMAKE_CXX_COMPILER_TARGET "armv8l-linux-gnueabihf" CACHE STRING "")
 set(CMAKE_CXX_FLAGS "-marm" CACHE STRING "")
 set(CMAKE_C_FLAGS "-marm" CACHE STRING "")
+set(LIBCXX_TEST_PARAMS "enable_modules=clang" CACHE STRING "")
+set(LIBCXXABI_TEST_PARAMS "${LIBCXX_TEST_PARAMS}" CACHE STRING "")
diff --git a/libcxx/cmake/caches/Armv8Thumb-no-exceptions.cmake b/libcxx/cmake/caches/Armv8Thumb-no-exceptions.cmake
index b4c7dfc..b0a5348 100644
--- a/libcxx/cmake/caches/Armv8Thumb-no-exceptions.cmake
+++ b/libcxx/cmake/caches/Armv8Thumb-no-exceptions.cmake
@@ -3,3 +3,5 @@ set(CMAKE_CXX_FLAGS "-mthumb" CACHE STRING "")
 set(CMAKE_C_FLAGS "-mthumb" CACHE STRING "")
 set(LIBCXX_ENABLE_EXCEPTIONS OFF CACHE BOOL "")
 set(LIBCXXABI_ENABLE_EXCEPTIONS OFF CACHE BOOL "")
+set(LIBCXX_TEST_PARAMS "enable_modules=clang" CACHE STRING "")
+set(LIBCXXABI_TEST_PARAMS "${LIBCXX_TEST_PARAMS}" CACHE STRING "")
diff --git a/libcxx/cmake/caches/Generic-hardening-mode-debug.cmake b/libcxx/cmake/caches/Generic-hardening-mode-debug.cmake
index 1d401ba..483e8a7 100644
--- a/libcxx/cmake/caches/Generic-hardening-mode-debug.cmake
+++ b/libcxx/cmake/caches/Generic-hardening-mode-debug.cmake
@@ -1 +1,3 @@
 set(LIBCXX_HARDENING_MODE "debug" CACHE STRING "")
+set(LIBCXX_TEST_PARAMS "enable_modules=clang" CACHE STRING "")
+set(LIBCXXABI_TEST_PARAMS "${LIBCXX_TEST_PARAMS}" CACHE STRING "")
diff --git a/libcxx/cmake/caches/Generic-hardening-mode-extensive.cmake b/libcxx/cmake/caches/Generic-hardening-mode-extensive.cmake
index 72263df..d4d506e 100644
--- a/libcxx/cmake/caches/Generic-hardening-mode-extensive.cmake
+++ b/libcxx/cmake/caches/Generic-hardening-mode-extensive.cmake
@@ -1 +1,3 @@
 set(LIBCXX_HARDENING_MODE "extensive" CACHE STRING "")
+set(LIBCXX_TEST_PARAMS "enable_modules=clang" CACHE STRING "")
+set(LIBCXXABI_TEST_PARAMS "${LIBCXX_TEST_PARAMS}" CACHE STRING "")
diff --git a/libcxx/cmake/caches/Generic-hardening-mode-fast-with-abi-breaks.cmake b/libcxx/cmake/caches/Generic-hardening-mode-fast-with-abi-breaks.cmake
index d4ce32c..2d61773 100644
--- a/libcxx/cmake/caches/Generic-hardening-mode-fast-with-abi-breaks.cmake
+++ b/libcxx/cmake/caches/Generic-hardening-mode-fast-with-abi-breaks.cmake
@@ -8,3 +8,5 @@ set(_defines
     _LIBCPP_ABI_BOUNDED_ITERATORS_IN_OPTIONAL
 )
 set(LIBCXX_ABI_DEFINES "${_defines}" CACHE STRING "")
+set(LIBCXX_TEST_PARAMS "enable_modules=clang" CACHE STRING "")
+set(LIBCXXABI_TEST_PARAMS "${LIBCXX_TEST_PARAMS}" CACHE STRING "")
diff --git a/libcxx/cmake/caches/Generic-hardening-mode-fast.cmake b/libcxx/cmake/caches/Generic-hardening-mode-fast.cmake
index cad5a1c..acc9cbd 100644
--- a/libcxx/cmake/caches/Generic-hardening-mode-fast.cmake
+++ b/libcxx/cmake/caches/Generic-hardening-mode-fast.cmake
@@ -1 +1,3 @@
 set(LIBCXX_HARDENING_MODE "fast" CACHE STRING "")
+set(LIBCXX_TEST_PARAMS "enable_modules=clang" CACHE STRING "")
+set(LIBCXXABI_TEST_PARAMS "${LIBCXX_TEST_PARAMS}" CACHE STRING "")
diff --git a/libcxx/cmake/caches/Generic-merged.cmake b/libcxx/cmake/caches/Generic-merged.cmake
index 7ebb802..461d103 100644
--- a/libcxx/cmake/caches/Generic-merged.cmake
+++ b/libcxx/cmake/caches/Generic-merged.cmake
@@ -9,3 +9,6 @@ set(LIBCXXABI_ENABLE_STATIC_UNWINDER ON CACHE BOOL "")
 set(LIBCXXABI_STATICALLY_LINK_UNWINDER_IN_STATIC_LIBRARY ON CACHE BOOL "")
 
 set(LIBUNWIND_ENABLE_SHARED OFF CACHE BOOL "")
+
+set(LIBCXX_TEST_PARAMS "enable_modules=clang" CACHE STRING "")
+set(LIBCXXABI_TEST_PARAMS "${LIBCXX_TEST_PARAMS}" CACHE STRING "")
diff --git a/libcxx/cmake/caches/Generic-msan.cmake b/libcxx/cmake/caches/Generic-msan.cmake
index a8fbd28..a7e3128 100644
--- a/libcxx/cmake/caches/Generic-msan.cmake
+++ b/libcxx/cmake/caches/Generic-msan.cmake
@@ -1,4 +1,4 @@
 set(LLVM_USE_SANITIZER "MemoryWithOrigins" CACHE STRING "")
-set(LIBCXX_TEST_PARAMS "long_tests=False" CACHE STRING "") # MSAN is really slow and tests can sometimes timeout otherwise
+set(LIBCXX_TEST_PARAMS "long_tests=False;enable_modules=clang" CACHE STRING "") # MSAN is really slow and tests can sometimes timeout otherwise
 set(LIBCXXABI_TEST_PARAMS "${LIBCXX_TEST_PARAMS}" CACHE STRING "")
 set(LIBCXXABI_USE_LLVM_UNWINDER OFF CACHE BOOL "") # MSAN is compiled against the system unwinder, which leads to false positives
diff --git a/libcxx/cmake/caches/Generic-optimized-speed.cmake b/libcxx/cmake/caches/Generic-optimized-speed.cmake
index 577a5de..b3a845c 100644
--- a/libcxx/cmake/caches/Generic-optimized-speed.cmake
+++ b/libcxx/cmake/caches/Generic-optimized-speed.cmake
@@ -2,3 +2,5 @@ set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING "")
 set(LIBCXX_TEST_PARAMS "optimization=speed" CACHE STRING "")
 set(LIBCXXABI_TEST_PARAMS "${LIBCXX_TEST_PARAMS}" CACHE STRING "")
 set(LIBUNWIND_TEST_PARAMS "${LIBCXX_TEST_PARAMS}" CACHE STRING "")
+set(LIBCXX_TEST_PARAMS "enable_modules=clang" CACHE STRING "")
+set(LIBCXXABI_TEST_PARAMS "${LIBCXX_TEST_PARAMS}" CACHE STRING "")
diff --git a/libcxx/cmake/caches/Generic-static.cmake b/libcxx/cmake/caches/Generic-static.cmake
index ed2bf85..0866a21 100644
--- a/libcxx/cmake/caches/Generic-static.cmake
+++ b/libcxx/cmake/caches/Generic-static.cmake
@@ -1,3 +1,5 @@
 set(LIBCXX_ENABLE_SHARED OFF CACHE BOOL "")
 set(LIBCXXABI_ENABLE_SHARED OFF CACHE BOOL "")
 set(LIBUNWIND_ENABLE_SHARED OFF CACHE BOOL "")
+set(LIBCXX_TEST_PARAMS "enable_modules=clang" CACHE STRING "")
+set(LIBCXXABI_TEST_PARAMS "${LIBCXX_TEST_PARAMS}" CACHE STRING "")
diff --git a/libcxx/cmake/caches/Generic-tsan.cmake b/libcxx/cmake/caches/Generic-tsan.cmake
index c42c1bb..662fb1f 100644
--- a/libcxx/cmake/caches/Generic-tsan.cmake
+++ b/libcxx/cmake/caches/Generic-tsan.cmake
@@ -1,2 +1,4 @@
 set(LLVM_USE_SANITIZER "Thread" CACHE STRING "")
 set(LIBCXXABI_USE_LLVM_UNWINDER OFF CACHE BOOL "") # TSAN is compiled against the system unwinder, which leads to false positives
+set(LIBCXX_TEST_PARAMS "enable_modules=clang" CACHE STRING "")
+set(LIBCXXABI_TEST_PARAMS "${LIBCXX_TEST_PARAMS}" CACHE STRING "")
diff --git a/libcxx/cmake/caches/Generic-ubsan.cmake b/libcxx/cmake/caches/Generic-ubsan.cmake
index 7ad891e..f1a36c3 100644
--- a/libcxx/cmake/caches/Generic-ubsan.cmake
+++ b/libcxx/cmake/caches/Generic-ubsan.cmake
@@ -1,2 +1,4 @@
 set(LLVM_USE_SANITIZER "Undefined" CACHE STRING "")
 set(LIBCXX_ABI_UNSTABLE ON CACHE BOOL "")
+set(LIBCXX_TEST_PARAMS "enable_modules=clang" CACHE STRING "")
+set(LIBCXXABI_TEST_PARAMS "${LIBCXX_TEST_PARAMS}" CACHE STRING "")