bug 4524: Add MSP430 to the cmake build.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75170 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2a59efb..48d0f76 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -37,6 +37,7 @@
   IA64
   Mips
   MSIL
+  MSP430
   PIC16
   PowerPC
   Sparc