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