1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
|
; RUN: opt < %s -jump-threading -disable-output
%struct.aaa = type { i8 }
define void @chrome(%struct.aaa* noalias sret %arg) local_unnamed_addr #0 align 2 personality i8* bitcast (i32 (...)* @chrome2 to i8*) {
bb:
%tmp = load i32, i32* undef, align 4
%tmp1 = icmp eq i32 %tmp, 0
br i1 %tmp1, label %bb2, label %bb13
bb2:
%tmp3 = getelementptr inbounds %struct.aaa, %struct.aaa* %arg, i64 0, i32 0
%tmp4 = load i8, i8* %tmp3, align 1
%tmp5 = icmp eq i8 %tmp4, 0
br i1 %tmp5, label %bb6, label %bb7
bb6:
store i8 0, i8* %tmp3, align 1
br label %bb7
bb7:
%tmp8 = load i8, i8* %tmp3, align 1
%tmp9 = icmp ne i8 %tmp8, 0
%tmp10 = select i1 %tmp9, i1 true, i1 false
br i1 %tmp10, label %bb12, label %bb11
bb11:
br label %bb12
bb12:
br i1 %tmp9, label %bb14, label %bb13
bb13:
unreachable
bb14:
ret void
}
declare i32 @chrome2(...)
|
