#zig build-obj {
--name test -fno-emit-bin
-Mroot=test.zig
#}

#write test.zig {
export fn entry() void {
    const a = '\u{12z34}';
}
#}
#update
#check errors {
test.zig:2:21: error: expected hex digit or '}', found 'z'
#}
