1; RUN: llvm-link %s %p/Inputs/empty-objc.ll -S | FileCheck %s
2
3; It tests whether Swift bitcode can be successfully linked with Objecitive-C bitcode.
4; During the process, the IRUpgrader turns a i32 type "Objective-C Garbage Collection"
5; into i8 value. If the higher bits are set, it adds the module flag for swift info.
6
7target triple = "x86_64-apple-macosx10.15.0"
8
9@__swift_reflection_version = linkonce_odr hidden constant i16 3
10@llvm.used = appending global [1 x i8*] [i8* bitcast (i16* @__swift_reflection_version to i8*)], section "llvm.metadata", align 8
11
12define i32 @main(i32 %0, i8** %1) #0 {
13  %3 = bitcast i8** %1 to i8*
14  ret i32 0
15}
16
17attributes #0 = { "frame-pointer"="all" "target-cpu"="penryn" "target-features"="+cx16,+fxsr,+mmx,+sahf,+sse,+sse2,+sse3,+sse4.1,+ssse3,+x87" }
18
19!llvm.module.flags = !{!0, !1, !2, !3, !4, !5, !6, !7, !8}
20!swift.module.flags = !{!9}
21!llvm.linker.options = !{!10, !11, !12}
22!llvm.asan.globals = !{!13}
23
24!0 = !{i32 2, !"SDK Version", [2 x i32] [i32 10, i32 15]}
25!1 = !{i32 1, !"Objective-C Version", i32 2}
26!2 = !{i32 1, !"Objective-C Image Info Version", i32 0}
27!3 = !{i32 1, !"Objective-C Image Info Section", !"__DATA,__objc_imageinfo,regular,no_dead_strip"}
28!4 = !{i32 4, !"Objective-C Garbage Collection", i32 83953408}
29!5 = !{i32 1, !"Objective-C Class Properties", i32 64}
30!6 = !{i32 1, !"wchar_size", i32 4}
31!7 = !{i32 7, !"PIC Level", i32 2}
32!8 = !{i32 1, !"Swift Version", i32 7}
33!9 = !{!"standard-library", i1 false}
34!10 = !{!"-lswiftSwiftOnoneSupport"}
35!11 = !{!"-lswiftCore"}
36!12 = !{!"-lobjc"}
37!13 = !{[1 x i8*]* @llvm.used, null, null, i1 false, i1 true}
38
39; CHECK: !{{[0-9]+}} = !{i32 1, !"Objective-C Garbage Collection", i8 0}
40; CHECK: !{{[0-9]+}} = !{i32 1, !"Swift ABI Version", i32 7}
41; CHECK: !{{[0-9]+}} = !{i32 1, !"Swift Major Version", i8 5}
42; CHECK: !{{[0-9]+}} = !{i32 1, !"Swift Minor Version", i8 1}
43