forked from OSchip/llvm-project
27 lines
939 B
LLVM
27 lines
939 B
LLVM
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; RUN: opt %loadPolly -polly-scops -pass-remarks-analysis="polly-scops" \
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; RUN: -disable-output < %s 2>&1 | FileCheck %s
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; CHECK: Signed-unsigned restriction: [p] -> { : p <= -129 or p >= 128 }
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; Verify that this test case does not crash when we try to model it.
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; At some point we tried to insert a restriction:
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; [p] -> { : p <= -129 or p >= 128 }
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; which resulted in a crash.
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target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
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define void @wobble(i16* %A, i32 %p) {
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bb:
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%tmp1 = and i32 %p, 255
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br label %bb4
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bb4: ; preds = %bb4, %bb
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%indvar = phi i16* [ %A, %bb ], [ %indvar.next, %bb4 ]
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%val = load i16, i16* %indvar
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%indvar.next = getelementptr inbounds i16, i16* %indvar, i32 %tmp1
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br i1 false, label %bb4, label %bb9
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bb9: ; preds = %bb4
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ret void
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}
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