c3c/test/test_suite/struct/struct_pack_error.c3t

// #target: macos-x64
module test;
import std;

// issue 1966

struct MsgHeader @packed
{
    ulong enqueued_by_router_us;
}

enum ClientState
{
    NOT_INITIALIZED,
    WAITING_FOR_LOGIN,
    READY,
    WAITING_FOR_CLOSE,
}

struct Client
{
    ClientState state;
    MsgHeader header;
    ushort service_id;
    ElasticArray{ulong, 1} subscribers;
}

Client[10] clients;

fn void main()
{
	void* a = ((void*)(&clients[0])) + Client.sizeof;
	void* b =  &clients[1];
}

/* #expect: test.ll

%Client = type <{ i32, %MsgHeader, i16, [2 x i8], %ElasticArray }>
%MsgHeader = type { i64 }
%ElasticArray = type { i64, [1 x i64] }
define void @test.main() #0 {
entry:
  %a = alloca ptr, align 8
  %b = alloca ptr, align 8
  store ptr getelementptr (i8, ptr @test.clients, i64 32), ptr %a, align 8
  store ptr getelementptr inbounds (i8, ptr @test.clients, i64 32), ptr %b, align 8
  ret void
}