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; RUN: llvm-as < %s | opt -disable-output -analyze -lda > %t
; RUN: grep {instructions: 3} %t | count 1
; RUN: grep {0,2: dependent} %t | count 1
; RUN: grep {1,2: independent} %t | count 1
; for (i = 0; i < 256; i++)
; x[i] = x[i] + y[i]
@x = common global [256 x i32] zeroinitializer, align 4
@y = common global [256 x i32] zeroinitializer, align 4
define void @foo(...) nounwind {
entry:
br label %for.body
for.body:
%i = phi i64 [ 0, %entry ], [ %i.next, %for.body ]
%y.addr = getelementptr [256 x i32]* @y, i64 0, i64 %i
%x.addr = getelementptr [256 x i32]* @x, i64 0, i64 %i
%x = load i32* %x.addr
%y = load i32* %y.addr
%r = add i32 %y, %x
store i32 %r, i32* %x.addr
%i.next = add i64 %i, 1
%exitcond = icmp eq i64 %i.next, 256
br i1 %exitcond, label %for.end, label %for.body
for.end:
ret void
}
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