2020-07-29 19:39:59 +08:00
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; REQUIRES: asserts
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2020-07-29 03:31:57 +08:00
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; RUN: opt -newgvn -S %s | FileCheck %s
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XFAIL: *
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; TODO: Test case for PR35074. Crashes caused by phi-of-ops.
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define void @crash1_pr35074(i32 %this, i1 %c) {
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entry:
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br label %for.cond
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for.cond: ; preds = %for.inc6, %entry
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%y.0 = phi i32 [ 1, %entry ], [ %inc7, %for.inc6 ]
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br i1 %c, label %for.inc6, label %for.body.lr.ph
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for.body.lr.ph: ; preds = %for.cond
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%sub = add nsw i32 %y.0, -1
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br label %for.body4
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for.body4: ; preds = %for.body.lr.ph
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%cmp = icmp ugt i32 %sub, %y.0
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br i1 %cmp, label %for.end, label %for.body4.1
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for.end: ; preds = %for.body4.1, %for.body4
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ret void
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for.inc6: ; preds = %for.cond
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%inc7 = add nuw nsw i32 %y.0, 1
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br label %for.cond
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for.body4.1: ; preds = %for.body4
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%inc.1 = add nuw nsw i32 %y.0, 1
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tail call void @_blah(i32 %inc.1)
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br label %for.end
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}
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declare void @_blah(i32)
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