Refresh llvm.

Author: eli-schwartz

build_win32.sh

@@ -82,7 +82,7 @@ main() {
 
   download_add msmpisdk.msi    https://download.microsoft.com/download/D/B/B/DBB64BA1-7B51-43DB-8BF1-D1FB45EACF7A/msmpisdk.msi
   download_add MSMpiSetup.exe  https://download.microsoft.com/download/D/B/B/DBB64BA1-7B51-43DB-8BF1-D1FB45EACF7A/MSMpiSetup.exe
-  download_add LLVM.exe        https://github.com/llvm/llvm-project/releases/download/llvmorg-10.0.0/LLVM-10.0.0-win64.exe
+  download_add LLVM.exe        https://github.com/llvm/llvm-project/releases/download/llvmorg-18.1.8/LLVM-18.1.8-win64.exe
   #download_add boost32.exe     https://sourceforge.net/projects/boost/files/boost-binaries/$boost_version/boost_$b_name-msvc-$boost_abi_tag-32.exe
   #download_add boost64.exe     https://sourceforge.net/projects/boost/files/boost-binaries/$boost_version/boost_$b_name-msvc-$boost_abi_tag-64.exe