xref: /llvm-project/llvm/test/CodeGen/X86/GC/inline.ll (revision 5cfd815c14f378c50018f6967c027b758c3996a6)
1; RUN: opt < %s -passes='cgscc(inline)' -S | grep example
2
3	%IntArray = type { i32, [0 x ptr] }
4
5declare void @llvm.gcroot(ptr, ptr) nounwind
6
7define i32 @f() {
8	%x = call i32 @g( )		; <i32> [#uses=1]
9	ret i32 %x
10}
11
12define internal i32 @g() gc "example" {
13	%root = alloca ptr		; <ptr> [#uses=2]
14	call void @llvm.gcroot( ptr %root, ptr null )
15	%obj = call ptr @h( )		; <ptr> [#uses=2]
16	store ptr %obj, ptr %root
17	%Length.ptr = getelementptr %IntArray, ptr %obj, i32 0, i32 0		; <ptr> [#uses=1]
18	%Length = load i32, ptr %Length.ptr		; <i32> [#uses=1]
19	ret i32 %Length
20}
21
22declare ptr @h()
23