1 ; RUN: llvm-as < %s | llc -march=x86 | grep inc | count 1
3 @X = weak global i16 0 ; <i16*> [#uses=1]
4 @Y = weak global i16 0 ; <i16*> [#uses=1]
6 define void @foo(i32 %N) {
8 %tmp1019 = icmp sgt i32 %N, 0 ; <i1> [#uses=1]
9 br i1 %tmp1019, label %bb, label %return
11 bb: ; preds = %bb, %entry
12 %i.014.0 = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=2]
13 %tmp1 = trunc i32 %i.014.0 to i16 ; <i16> [#uses=2]
14 volatile store i16 %tmp1, i16* @X, align 2
15 %tmp34 = shl i16 %tmp1, 2 ; <i16> [#uses=1]
16 volatile store i16 %tmp34, i16* @Y, align 2
17 %indvar.next = add i32 %i.014.0, 1 ; <i32> [#uses=2]
18 %exitcond = icmp eq i32 %indvar.next, %N ; <i1> [#uses=1]
19 br i1 %exitcond, label %return, label %bb
21 return: ; preds = %bb, %entry