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1; RUN: opt < %s -passes='require<loops>,gvn' -enable-load-in-loop-pre=false -S | FileCheck %s2target 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-n8:16:32:64"3 4;void test1(int N, ptr G) {5; int j;6; for (j = 0; j < N - 1; j++)7; G[j] = G[j] + G[j+1];8;}9 10define void @test1(i32 %N, ptr nocapture %G) nounwind ssp {11; CHECK-LABEL: @test1(12entry:13 %0 = add i32 %N, -114 %1 = icmp sgt i32 %0, 015 br i1 %1, label %bb.nph, label %return16 17bb.nph:18 %tmp = zext i32 %0 to i6419 br label %bb20 21; CHECK: bb.nph:22; CHECK-NOT: load double, ptr23; CHECK: br label %bb24 25bb:26 %indvar = phi i64 [ 0, %bb.nph ], [ %tmp6, %bb ]27 %tmp6 = add i64 %indvar, 128 %scevgep = getelementptr double, ptr %G, i64 %tmp629 %scevgep7 = getelementptr double, ptr %G, i64 %indvar30 %2 = load double, ptr %scevgep7, align 831 %3 = load double, ptr %scevgep, align 832 %4 = fadd double %2, %333 store double %4, ptr %scevgep7, align 834 %exitcond = icmp eq i64 %tmp6, %tmp35 br i1 %exitcond, label %return, label %bb36 37; Both loads should remain in the loop.38; CHECK: bb:39; CHECK: load double, ptr40; CHECK: load double, ptr41; CHECK: br i1 %exitcond42 43return:44 ret void45}46