1 ; RUN: llc < %s -march=x86 -stats |& grep {twoaddrinstr} | grep {Number of dead instructions deleted}
3 %struct.anon = type { [3 x double], double, %struct.node*, [64 x %struct.bnode*], [64 x %struct.bnode*] }
4 %struct.bnode = type { i16, double, [3 x double], i32, i32, [3 x double], [3 x double], [3 x double], double, %struct.bnode*, %struct.bnode* }
5 %struct.node = type { i16, double, [3 x double], i32, i32 }
7 define i32 @main(i32 %argc, i8** nocapture %argv) nounwind {
9 %0 = malloc %struct.anon ; <%struct.anon*> [#uses=2]
10 %1 = getelementptr %struct.anon* %0, i32 0, i32 2 ; <%struct.node**> [#uses=1]
13 bb14.i: ; preds = %bb14.i, %entry
14 %i8.0.reg2mem.0.i = phi i32 [ 0, %entry ], [ %2, %bb14.i ] ; <i32> [#uses=1]
15 %2 = add i32 %i8.0.reg2mem.0.i, 1 ; <i32> [#uses=2]
16 %exitcond74.i = icmp eq i32 %2, 32 ; <i1> [#uses=1]
17 br i1 %exitcond74.i, label %bb32.i, label %bb14.i
19 bb32.i: ; preds = %bb32.i, %bb14.i
20 %tmp.0.reg2mem.0.i = phi i32 [ %indvar.next63.i, %bb32.i ], [ 0, %bb14.i ] ; <i32> [#uses=1]
21 %indvar.next63.i = add i32 %tmp.0.reg2mem.0.i, 1 ; <i32> [#uses=2]
22 %exitcond64.i = icmp eq i32 %indvar.next63.i, 64 ; <i1> [#uses=1]
23 br i1 %exitcond64.i, label %bb47.loopexit.i, label %bb32.i
25 bb.i.i: ; preds = %bb47.loopexit.i
28 stepsystem.exit.i: ; preds = %bb47.loopexit.i
29 store %struct.node* null, %struct.node** %1, align 4
32 bb.i6.i: ; preds = %bb.i6.i, %stepsystem.exit.i
33 br i1 false, label %bb107.i.i, label %bb.i6.i
35 bb107.i.i: ; preds = %bb107.i.i, %bb.i6.i
36 %q_addr.0.i.i.in = phi %struct.bnode** [ null, %bb107.i.i ], [ %3, %bb.i6.i ] ; <%struct.bnode**> [#uses=0]
39 bb47.loopexit.i: ; preds = %bb32.i
40 %3 = getelementptr %struct.anon* %0, i32 0, i32 4, i32 0 ; <%struct.bnode**> [#uses=1]
41 %4 = icmp eq %struct.node* null, null ; <i1> [#uses=1]
42 br i1 %4, label %stepsystem.exit.i, label %bb.i.i