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1; RUN: opt < %s -S -globalopt -instcombine | FileCheck %s
2;; check that global opt turns integers that only hold 0 or 1 into bools.
3
4@G = internal addrspace(1) global i32 0
5; CHECK: @G
6; CHECK: addrspace(1)
7; CHECK: global i1 false
8
9define void @set1() {
10  store i32 0, i32 addrspace(1)* @G
11; CHECK: store i1 false
12  ret void
13}
14
15define void @set2() {
16  store i32 1, i32 addrspace(1)* @G
17; CHECK: store i1 true
18  ret void
19}
20
21define i1 @get() {
22; CHECK-LABEL: @get(
23  %A = load i32, i32 addrspace(1) * @G
24  %C = icmp slt i32 %A, 2
25  ret i1 %C
26; CHECK: ret i1 true
27}
28
29