1; RUN: llc < %s -march=x86
2; PR4188
3; ModuleID = '<stdin>'
4target 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"
5target triple = "i386-apple-darwin9.6"
6@g_9 = external global i32		; <i32*> [#uses=1]
7
8define i32 @int86(i32 %p_87) nounwind {
9entry:
10	%0 = trunc i32 %p_87 to i8		; <i8> [#uses=1]
11	%1 = icmp ne i8 %0, 0		; <i1> [#uses=1]
12	br label %bb
13
14bb:		; preds = %bb.i, %bb, %entry
15	%2 = load volatile i32, i32* @g_9, align 4		; <i32> [#uses=2]
16	%3 = icmp sgt i32 %2, 1		; <i1> [#uses=1]
17	%4 = and i1 %3, %1		; <i1> [#uses=1]
18	br i1 %4, label %bb.i, label %bb
19
20bb.i:		; preds = %bb
21	%5 = icmp sgt i32 0, %2		; <i1> [#uses=0]
22	br label %bb
23}
24