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; RUN: opt %loadPolly -analyze -polly-detect -polly-codegen < %s | FileCheck %s
;
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
define void @main(i64* %A, i64* %B) nounwind {
entry:
br label %for.i
for.i:
%indvar.i = phi i64 [ 0, %entry ], [ %indvar.next.i, %for.i.backedge ]
%indvar.next.i = add i64 %indvar.i, 1
%scevgep = getelementptr i64, i64* %A, i64 %indvar.i
store i64 %indvar.i, i64* %scevgep, align 4
br i1 true, label %for.j.preheader, label %for.j2
for.j.preheader:
br label %for.j
for.j:
%indvar.j = phi i64 [ %indvar.next.j, %for.j ], [ 0, %for.j.preheader ]
%indvar.next.j = add i64 %indvar.j, 1
%scevgep2 = getelementptr i64, i64* %B, i64 %indvar.j
store i64 %indvar.j, i64* %scevgep2, align 4
%exitcond.j = icmp eq i64 %indvar.next.j, 10
br i1 %exitcond.j, label %for.j2, label %for.j
for.j2:
fence seq_cst
br label %for.i.backedge
for.i.backedge:
%exitcond.i = icmp eq i64 %indvar.next.i, 2048
br i1 %exitcond.i, label %for.i, label %.end
.end:
ret void
}
; CHECK: Valid Region for Scop: for.i => for.j2