Merge pull request #21806 from adrian-prantl/LLVM_LIT_ARGS

Author: swift-ci

utils/build-script-impl

@@ -2529,8 +2529,8 @@ for host in "${ALL_HOSTS[@]}"; do
 
                             if [[ "${ENABLE_ASAN}" ]] ; then
                                 # Limit the number of parallel tests.
-                                cmake_options+=(
-                                    -DLLVM_LIT_ARGS="--threads=$(sysctl hw.physicalcpu | cut -d : -f 2)"
+                                LLVM_LIT_ARGS+=(
+                                    "--threads=$(sysctl hw.physicalcpu | cut -d : -f 2)"
                                 )
                             fi
                         fi