1; RUN: llc < %s -fast-isel -mcpu=core2 -mtriple=x86_64-unknown-unknown -O1 | FileCheck %s
2; See PR21557
3
4target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
5
6declare i64 @bar(i1)
7
8define i64 @foo(i8* %arg) {
9; CHECK-LABEL: foo:
10top:
11  %0 = load i8, i8* %arg
12; CHECK: movb
13  %1 = trunc i8 %0 to i1
14; CHECK: andb $1,
15  %2 = call i64 @bar(i1 %1)
16; CHECK: callq
17  ret i64 %2
18}
19