test/Transforms/IPConstantProp/deadarg.ll - external/github.com/llvm-mirror/llvm - Git at Google

 ; RUN: opt < %s -ipconstprop -disable-output
 define internal void @foo(i32 %X) {
         call void @foo( i32 %X )
         ret void
 }
	; RUN: opt < %s -ipconstprop -disable-output
	define internal void @foo(i32 %X) {
	call void @foo( i32 %X )
	ret void
	}