1 ; RUN: llvm-as < %s | opt -disable-output -analyze -lda > %t
2 ; RUN: grep {instructions: 2} %t | count 1
3 ; RUN: grep {0,1: dependent} %t | count 1
5 ; x[c] = x[c+1] // with c being a loop-invariant constant
7 @x = common global [256 x i32] zeroinitializer, align 4
9 define void @foo(i64 %c0) nounwind {
12 %x.ld.addr = getelementptr [256 x i32]* @x, i64 0, i64 %c0
13 %x.st.addr = getelementptr [256 x i32]* @x, i64 0, i64 %c1
17 %i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
18 %x = load i32* %x.ld.addr
19 store i32 %x, i32* %x.st.addr
20 %i.next = add i64 %i, 1
21 %exitcond = icmp eq i64 %i.next, 256
22 br i1 %exitcond, label %for.end, label %for.body