1; Test that PHI nodes and select instructions do not necessarily make stuff
2; non-constant.
3
4; RUN: opt < %s -globalopt -S | not grep global
5
6@X = internal global i32 4              ; <i32*> [#uses=2]
7@Y = internal global i32 5              ; <i32*> [#uses=2]
8
9define i32 @test1(i1 %C) {
10        %P = select i1 %C, i32* @X, i32* @Y             ; <i32*> [#uses=1]
11        %V = load i32* %P               ; <i32> [#uses=1]
12        ret i32 %V
13}
14
15define i32 @test2(i1 %C) {
16; <label>:0
17        br i1 %C, label %T, label %Cont
18
19T:              ; preds = %0
20        br label %Cont
21
22Cont:           ; preds = %T, %0
23        %P = phi i32* [ @X, %0 ], [ @Y, %T ]            ; <i32*> [#uses=1]
24        %V = load i32* %P               ; <i32> [#uses=1]
25        ret i32 %V
26}
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