Index: compiler-rt/cmake/Modules/CustomLibcxx/CMakeLists.txt
===================================================================
--- compiler-rt/cmake/Modules/CustomLibcxx/CMakeLists.txt
+++ compiler-rt/cmake/Modules/CustomLibcxx/CMakeLists.txt
@@ -4,6 +4,7 @@
 # Build static libcxxabi.
 set(LIBCXXABI_STANDALONE_BUILD 1)
 set(LIBCXXABI_ENABLE_SHARED OFF CACHE BOOL "")
+set(LIBCXXABI_ENABLE_EXCEPTIONS OFF CACHE BOOL "")
 set(LIBCXXABI_HERMETIC_STATIC_LIBRARY ON CACHE STRING "")
 set(LIBCXXABI_LIBCXX_PATH ${COMPILER_RT_LIBCXX_PATH} CACHE PATH "")
 set(LIBCXXABI_INCLUDE_TESTS OFF CACHE BOOL "")