1 ; RUN: llc < %s -march=x86 | FileCheck %s
3 define fastcc i32 @t() nounwind {
6 ; CHECK: movzwl 0, %eax
10 ; CHECK: andl $1, %eax
11 br i1 false, label %UnifiedReturnBlock, label %bb4
13 br i1 false, label %bb17, label %bb22
17 br i1 true, label %walkExprTree.exit, label %bb4.i
18 bb4.i: ; preds = %bb22
20 walkExprTree.exit: ; preds = %bb22
21 %tmp83 = load i16* null, align 4 ; <i16> [#uses=1]
22 %tmp84 = or i16 %tmp83, 2 ; <i16> [#uses=2]
23 store i16 %tmp84, i16* null, align 4
24 %tmp98993 = zext i16 %tmp84 to i32 ; <i32> [#uses=1]
25 %tmp1004 = lshr i32 %tmp98993, 3 ; <i32> [#uses=1]
26 %tmp100.lobit5 = and i32 %tmp1004, 1 ; <i32> [#uses=1]
27 ret i32 %tmp100.lobit5
28 UnifiedReturnBlock: ; preds = %entry