1 ; RUN: llvm-as < %s | opt -loop-reduce | llvm-dis | grep add | count 2
3 @g_3 = common global i16 0 ; <i16*> [#uses=2]
4 @"\01LC" = internal constant [4 x i8] c"%d\0A\00" ; <[4 x i8]*> [#uses=1]
6 define void @func_1() nounwind {
10 bb: ; preds = %bb, %entry
11 %l_2.0.reg2mem.0 = phi i16 [ 0, %entry ], [ %t1, %bb ] ; <i16> [#uses=2]
12 %t0 = shl i16 %l_2.0.reg2mem.0, 1 ; <i16>:0 [#uses=1]
13 volatile store i16 %t0, i16* @g_3, align 2
14 %t1 = add i16 %l_2.0.reg2mem.0, -3 ; <i16>:1 [#uses=2]
15 %t2 = icmp slt i16 %t1, 1 ; <i1>:2 [#uses=1]
16 br i1 %t2, label %bb, label %return
22 define i32 @main() nounwind {
24 tail call void @func_1( ) nounwind
25 volatile load i16* @g_3, align 2 ; <i16>:0 [#uses=1]
26 zext i16 %0 to i32 ; <i32>:1 [#uses=1]
27 tail call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @"\01LC", i32 0, i32 0), i32 %1 ) nounwind ; <i32>:2 [#uses=0]
31 declare i32 @printf(i8*, ...) nounwind