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1; RUN: opt < %s -S -passes=loop-unroll -unroll-threshold=800 -unroll-peel-max-count=0 | FileCheck %s2 3; We should not peel this loop even though we can, because the max count is set4; to zero.5define i32 @invariant_backedge_neg_1(i32 %a, i32 %b) {6; CHECK-LABEL: @invariant_backedge_neg_17; CHECK-NOT: loop.peel{{.*}}:8; CHECK: loop:9; CHECK: %i = phi10; CHECK: %sum = phi11; CHECK: %plus = phi12entry:13 br label %loop14 15loop:16 %i = phi i32 [ 0, %entry ], [ %inc, %loop ]17 %sum = phi i32 [ 0, %entry ], [ %incsum, %loop ]18 %plus = phi i32 [ %a, %entry ], [ %b, %loop ]19 20 %incsum = add i32 %sum, %plus21 %inc = add i32 %i, 122 %cmp = icmp slt i32 %i, 100023 24 br i1 %cmp, label %loop, label %exit25 26exit:27 ret i32 %sum28}29