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1; RUN: opt %loadNPMPolly '-passes=polly-custom<detect>' -polly-print-detect -disable-output < %s 2>&1 | FileCheck %s2; RUN: opt %loadNPMPolly '-passes=polly<no-default-opts>' -verify-region-info -disable-output < %s3;4; This is a scop directly precedented by a region, i.e. the scop's entry is the5; region's exit block. This test is to ensure that the RegionInfo is correctly6; preserved.7;8; CHECK: Valid Region for Scop: region2 => return9;10define void @f1(ptr %A, i64 %N) nounwind {11entry:12 br label %region113 14region1:15 %indvar1 = phi i64 [ 0, %entry ], [ %indvar1.next, %region1 ]16 fence seq_cst17 %indvar1.next = add nsw i64 %indvar1, 118 %exitcond1 = icmp eq i64 %indvar1.next, %N19 br i1 %exitcond1, label %region2, label %region120 21region2:22 %indvar2 = phi i64 [ 0, %region1 ], [ %indvar2.next, %region2 ]23 %scevgep2 = getelementptr i64, ptr %A, i64 %indvar224 store i64 %indvar2, ptr %scevgep225 %indvar2.next = add nsw i64 %indvar2, 126 %exitcond2 = icmp eq i64 %indvar2.next, %N27 br i1 %exitcond2, label %return, label %region228 29return:30 ret void31}32