[libcxx][CMake] Do not hard-code the ABI for the GPU build

Summary: We specify the ABI to experimental, but we should leave this up to the user. Primarily this is because we want the ABI to be compatible with the user's CPU build, so the default should be used.
transmuter-lp · Sep 20, 2024 · 6d66ac5 · 6d66ac5
1 parent 2162a18
commit 6d66ac5
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diff --git a/libcxx/cmake/caches/AMDGPU.cmake b/libcxx/cmake/caches/AMDGPU.cmake
@@ -1,5 +1,4 @@
 # Configuration options for libcxx.
-set(LIBCXX_ABI_VERSION 2 CACHE STRING "")
 set(LIBCXX_CXX_ABI libcxxabi CACHE STRING "")
 set(LIBCXX_ENABLE_EXCEPTIONS OFF CACHE BOOL "")
 set(LIBCXX_ENABLE_FILESYSTEM OFF CACHE BOOL "")

diff --git a/libcxx/cmake/caches/NVPTX.cmake b/libcxx/cmake/caches/NVPTX.cmake
@@ -1,5 +1,4 @@
 # Configuration options for libcxx.
-set(LIBCXX_ABI_VERSION 2 CACHE STRING "")
 set(LIBCXX_CXX_ABI libcxxabi CACHE STRING "")
 set(LIBCXX_ENABLE_EXCEPTIONS OFF CACHE BOOL "")
 set(LIBCXX_ENABLE_FILESYSTEM OFF CACHE BOOL "")