Index: mesa-17.0.4/configure.ac
===================================================================
--- mesa-17.0.4.orig/configure.ac
+++ mesa-17.0.4/configure.ac
@@ -918,6 +918,7 @@ llvm_add_default_components() {
 
     # Required default components
     llvm_add_component "bitwriter" $driver_name
+    llvm_add_component "codegen" $driver_name
     llvm_add_component "engine" $driver_name
     llvm_add_component "mcdisassembler" $driver_name
     llvm_add_component "mcjit" $driver_name