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; RUN: opt %loadPolly -polly-detect \
; RUN: -analyze < %s | FileCheck %s
;
; Verify that we do not model atomic memory accesses. We did not reason about
; how to handle them correctly and the Alias Set Tracker models some of them
; only as Unknown Instructions, which we do not know how to handle either.;
;
; CHECK-NOT: Valid
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
@global = external global i64, align 8
declare void @foo55()
define void @blam107() {
bb:
br label %bb1
bb1: ; preds = %bb
%tmp = load atomic i8, i8* bitcast (i64* @global to i8*) acquire, align 8
br i1 false, label %bb2, label %bb3
bb2: ; preds = %bb1
tail call void @foo55() #6
br label %bb3
bb3: ; preds = %bb2, %bb1
unreachable
}
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