test/CodeGen/CBackend/dg.exp - llvm - Git at Google

 load_lib llvm.exp

 if { [llvm_supports_target CBackend] } {
   RunLLVMTests [lsort [glob -nocomplain $srcdir/$subdir/*.{ll,llx,c,cpp,tr}]]
 }
	load_lib llvm.exp

	if { [llvm_supports_target CBackend] } {
	RunLLVMTests [lsort [glob -nocomplain $srcdir/$subdir/*.{ll,llx,c,cpp,tr}]]
	}