diff --git a/compiler-rt/cmake/base-config-ix.cmake b/compiler-rt/cmake/base-config-ix.cmake
index 9c62320c3922c1849e9f17c52c6eabdd3fa75b95..e4ea03ccbbc77bc1137c1ff7afc2cdc51c2d024c 100644
--- a/compiler-rt/cmake/base-config-ix.cmake
+++ b/compiler-rt/cmake/base-config-ix.cmake
@@ -265,6 +265,8 @@ macro(test_targets)
       test_target_arch(wasm64 "" "--target=wasm64-unknown-unknown")
     elseif("${COMPILER_RT_DEFAULT_TARGET_ARCH}" MATCHES "ve")
       test_target_arch(ve "__ve__" "--target=ve-unknown-none")
+    elseif("${COMPILER_RT_DEFAULT_TARGET_ARCH}" MATCHES "sw_64")
+      test_target_arch(sw_64 "" "")
     endif()
     set(COMPILER_RT_OS_SUFFIX "")
   endif()