; RUN: opt %loadPolly -S -polly-codegen < %s | FileCheck %s ; ; This test case has a inner SCEV sdiv that will escape the SCoP. Just check we ; do not crash and generate valid code. ; ; CHECK: polly.split_new_and_old: ; target triple = "x86_64-unknown-linux-gnu" define i64 @_vorbis_apply_window(float* %d, i64 %param) { entry: %0 = load float*, float** undef, align 8 %div23.neg = sdiv i64 0, -4 %sub24 = add i64 0, %div23.neg br label %for.cond.30.preheader for.cond.30.preheader: ; preds = %for.body, %entry %sext = shl i64 %sub24, 32 %conv48.74 = ashr exact i64 %sext, 32 %div43 = sdiv i64 %param, 2 %cmp49.75 = icmp slt i64 %conv48.74, 0 br i1 %cmp49.75, label %for.body.51.lr.ph, label %for.cond.60.preheader for.body.51.lr.ph: ; preds = %for.cond.30.preheader %div44 = sdiv i64 %div43, 2 %sub45 = add nsw i64 %div44, 4294967295 %1 = trunc i64 %sub45 to i32 %2 = sext i32 %1 to i64 br label %for.body.51 for.cond.60.preheader: ; preds = %for.body.51, %for.cond.30.preheader %div44.m = phi i64 [%div44, %for.body.51], [ 0, %for.cond.30.preheader] br i1 true, label %end, label %for.cond.30.preheader end: ret i64 %div44.m for.body.51: ; preds = %for.body.51, %for.body.51.lr.ph %indvars.iv86 = phi i64 [ %2, %for.body.51.lr.ph ], [ undef, %for.body.51 ] %arrayidx53 = getelementptr inbounds float, float* %0, i64 %indvars.iv86 %3 = load float, float* %arrayidx53, align 4 %arrayidx55 = getelementptr inbounds float, float* %d, i64 0 %mul56 = fmul float %3, undef store float %mul56, float* %arrayidx55, align 4 br i1 false, label %for.body.51, label %for.cond.60.preheader }