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1; RUN: opt < %s -passes=instcombine -S | grep "load volatile" | count 22; PR22623target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"4target triple = "i386-apple-darwin8"5@g_1 = internal global i32 0 ; <ptr> [#uses=3]6 7define i32 @main(i32 %i) nounwind {8entry:9 %tmp93 = icmp slt i32 %i, 10 ; <i1> [#uses=0]10 %tmp34 = load volatile i32, ptr @g_1, align 4 ; <i32> [#uses=1]11 br i1 %tmp93, label %bb11, label %bb12 13bb: ; preds = %bb, %entry14 %tmp3 = load volatile i32, ptr @g_1, align 4 ; <i32> [#uses=1]15 br label %bb1116 17bb11: ; preds = %bb18 %tmp4 = phi i32 [ %tmp34, %entry ], [ %tmp3, %bb ] ; <i32> [#uses=1]19 ret i32 %tmp420}21 22