Incorrect error message when using continue with a return value

[perillo]

Zig Version

0.11.0-dev.6417+0bb178bbb

Steps to Reproduce and Observed Output

const std = @import("std");
const debug = std.debug;

pub fn main() void {
    var a: isize = blk: {
            continue :blk -10;
    };
    debug.print("a: {}\n", .{a});
}

$ zig run main.zig

main.zig:6:27: error: binary operator `-` has whitespace on one side, but not the other.
            continue :blk -10;
                          ^

Expected Output

main.zig:6:27: error: expected ';' after statement
            continue :blk -10;
                          ^~

NOTE: this is the error returned when using a positive number.