1; RUN: opt -mergefunc -S < %s | FileCheck %s
2
3; This test makes sure that the mergefunc pass, uses extract and insert value
4; to convert the struct result type; as struct types cannot be bitcast.
5
6target datalayout = "e-m:w-p:32:32-i64:64-f80:32-n8:16:32-S32"
7
8%kv1 = type { i32*, i32* }
9%kv2 = type { i8*, i8* }
10
11declare void @noop()
12
13define %kv1 @fn1() {
14; CHECK-LABEL: @fn1(
15  %tmp = alloca %kv1
16  %v1 = getelementptr %kv1, %kv1* %tmp, i32 0, i32 0
17  store i32* null, i32** %v1
18  %v2 = getelementptr %kv1, %kv1* %tmp, i32 0, i32 0
19  store i32* null, i32** %v2
20  call void @noop()
21  %v3 = load %kv1, %kv1* %tmp
22  ret %kv1 %v3
23}
24
25define %kv2 @fn2() {
26; CHECK-LABEL: @fn2(
27; CHECK: %1 = tail call %kv1 @fn1()
28; CHECK: %2 = extractvalue %kv1 %1, 0
29; CHECK: %3 = bitcast i32* %2 to i8*
30; CHECK: %4 = insertvalue %kv2 poison, i8* %3, 0
31  %tmp = alloca %kv2
32  %v1 = getelementptr %kv2, %kv2* %tmp, i32 0, i32 0
33  store i8* null, i8** %v1
34  %v2 = getelementptr %kv2, %kv2* %tmp, i32 0, i32 0
35  store i8* null, i8** %v2
36  call void @noop()
37
38  %v3 = load %kv2, %kv2* %tmp
39  ret %kv2 %v3
40}
41