1; RUN: llc < %s -march=x86 | grep mov | count 1
2
3; Do zextload, instead of a load and a separate zext.
4
5target 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"
6target triple = "i386-apple-darwin9.6"
7	%struct.move_s = type { i32, i32, i32, i32, i32, i32 }
8	%struct.node_t = type { i8, i8, i8, i8, i32, i32, %struct.node_t**, %struct.node_t*, %struct.move_s }
9
10define fastcc void @set_proof_and_disproof_numbers(%struct.node_t* nocapture %node) nounwind {
11entry:
12	%0 = load i8, i8* null, align 1		; <i8> [#uses=1]
13	switch i8 %0, label %return [
14		i8 2, label %bb31
15		i8 0, label %bb80
16		i8 1, label %bb82
17		i8 3, label %bb84
18	]
19
20bb31:		; preds = %entry
21	unreachable
22
23bb80:		; preds = %entry
24	ret void
25
26bb82:		; preds = %entry
27	ret void
28
29bb84:		; preds = %entry
30	ret void
31
32return:		; preds = %entry
33	ret void
34}
35