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1; RUN: opt %loadNPMPolly '-passes=polly-custom<detect>' -polly-print-detect -disable-output < %s 2>&1 | FileCheck %s2;3; Verify polly skips this function4;5; CHECK-NOT: Valid Region for Scop6;7; void polly_skip_me(int *A, int N) {8; for (int i = 0; i < N; i++)9; A[i] = A[i] * A[i] + A[i];10; }11;12target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-n32-S64"13 14define void @polly_skip_me(ptr %A, i32 %N) #0 {15entry:16 br label %entry.split17 18entry.split: ; preds = %entry19 %cmp1 = icmp sgt i32 %N, 020 br i1 %cmp1, label %for.body.preheader, label %for.end21 22for.body.preheader: ; preds = %entry.split23 br label %for.body24 25for.body: ; preds = %for.body.preheader, %for.body26 %i.02 = phi i32 [ %inc, %for.body ], [ 0, %for.body.preheader ]27 %arrayidx = getelementptr inbounds i32, ptr %A, i32 %i.0228 %tmp = load i32, ptr %arrayidx, align 429 %mul = mul nsw i32 %tmp, %tmp30 %add = add nsw i32 %mul, %tmp31 %arrayidx3 = getelementptr inbounds i32, ptr %A, i32 %i.0232 store i32 %add, ptr %arrayidx3, align 433 %inc = add nsw i32 %i.02, 134 %cmp = icmp slt i32 %inc, %N35 br i1 %cmp, label %for.body, label %for.end.loopexit36 37for.end.loopexit: ; preds = %for.body38 br label %for.end39 40for.end: ; preds = %for.end.loopexit, %entry.split41 ret void42}43 44attributes #0 = { "polly.skip.fn" }45