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1; RUN: opt %loadNPMPolly '-passes=polly-custom<detect>' -polly-print-detect -disable-output < %s 2>&1 | FileCheck %s2 3target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"4 5declare ptr @getNextBasePtr(ptr) readnone nounwind6 7define void @base_pointer_is_inst_inside_invariant_1(i64 %n, ptr %A, ptr %B) {8entry:9 br label %for.i10 11for.i:12 %indvar.i = phi i64 [ %indvar.i.next, %for.i.inc ], [ 0, %entry ]13 br label %S114 15S1:16; To get an instruction inside a region, we use a function without side17; effects on which SCEV blocks, but for which it is still clear that the18; return value remains invariant throughout the whole loop.19 %ptr = call ptr @getNextBasePtr(ptr %A)20 %conv = sitofp i64 %indvar.i to float21 %arrayidx5 = getelementptr float, ptr %ptr, i64 %indvar.i22 store float %conv, ptr %arrayidx5, align 423 store float 1.0, ptr %B24 br label %for.i.inc25 26for.i.inc:27 %indvar.i.next = add i64 %indvar.i, 128 %exitcond.i = icmp ne i64 %indvar.i.next, %n29 br i1 %exitcond.i, label %for.i, label %exit30 31exit:32 ret void33}34 35; CHECK-NOT: Valid Region for Scop36