zig/test/incremental/change_struct_same_fields

#exe {
-Mroot=main.zig
#}

#write main.zig {
const S = extern struct { x: u8, y: u8 };
pub fn main() !void {
    const val: S = .{ .x = 100, .y = 200 };
    try foo(&val);
}
fn foo(val: *const S) !void {
    var stdout_writer = std.Io.File.stdout().writerStreaming(io, &.{});
    try stdout_writer.interface.print(
        "{d} {d}\n",
        .{ val.x, val.y },
    );
}
const std = @import("std");
const io = std.Io.Threaded.global_single_threaded.io();
#}
#update
#check stdout {
100 200
#}

#write main.zig {
const S = extern struct { x: u32, y: u32 };
pub fn main() !void {
    const val: S = .{ .x = 100, .y = 200 };
    try foo(&val);
}
fn foo(val: *const S) !void {
    var stdout_writer = std.Io.File.stdout().writerStreaming(io, &.{});
    try stdout_writer.interface.print(
        "{d} {d}\n",
        .{ val.x, val.y },
    );
}
const std = @import("std");
const io = std.Io.Threaded.global_single_threaded.io();
#}
#update "change struct layout"
#check stdout {
100 200
#}

#write main.zig {
const S = extern struct { x: u32, y: u32 };
pub fn main() !void {
    const val: S = .{ .x = 1234, .y = 5678 };
    try foo(&val);
}
fn foo(val: *const S) !void {
    var stdout_writer = std.Io.File.stdout().writerStreaming(io, &.{});
    try stdout_writer.interface.print(
        "{d} {d}\n",
        .{ val.x, val.y },
    );
}
const std = @import("std");
const io = std.Io.Threaded.global_single_threaded.io();
#}
#update "change values"
#check stdout {
1234 5678
#}