1; RUN: llc < %s
2
3; NVPTX can not select llvm.stacksave (dynamic_stackalloc) and llvm.stackrestore
4; UNSUPPORTED: nvptx
5
6declare i8* @llvm.stacksave()
7
8declare void @llvm.stackrestore(i8*)
9
10define i32* @test(i32 %N) {
11        %tmp = call i8* @llvm.stacksave( )              ; <i8*> [#uses=1]
12        %P = alloca i32, i32 %N         ; <i32*> [#uses=1]
13        call void @llvm.stackrestore( i8* %tmp )
14        %Q = alloca i32, i32 %N         ; <i32*> [#uses=0]
15        ret i32* %P
16}
17
18