Cgen declares variable in expressions

[MCausc78]

Describe the bug

<title>

Reproduction Steps

pub struct Client {
pub:
    token      string
    intents    int
mut:
    ready    bool
    sequence ?int
}

enum Intents { foo }

pub type IntentsOrInt = Intents | int

@[params]
pub struct BotConfig {
pub:
    intents IntentsOrInt
}

pub fn bot(token string, config BotConfig) Client {
    return Client{
        token: 'Bot ${token}'
        intents: match config.intents {
            Intents { int(config.intents) }
            int { config.intents }
        }
    }
}

fn main() {}

Expected Behavior

Successful compile

Current Behavior

==================
C:/Users/mclr/AppData/Local/Temp/v_0/repro.10728893038999124359.tmp.c:6863: warning: implicit declaration of function 'tcc_backtrace'
C:/Users/mclr/AppData/Local/Temp/v_0/repro.10728893038999124359.tmp.c:12832: error: ')' expected (got "_option_int")
...
==================
(Use `v -cg` to print the entire error message)

builder error:
==================
C error. This should never happen.

This is a compiler bug, please report it using `v bug file.v`.

https://github.com/vlang/v/issues/new/choose

You can also use #help on Discord: https://discord.gg/vlang

Possible Solution

No response

Additional Information/Context

No response

V version

V 0.4.3 08189d6

Environment details (OS name and version, etc.)

V full version: V 0.4.3 140c838.08189d6
OS: windows, Microsoft Windows 11 Pro v22000 64-bit
Processor: 12 cpus, 64bit, little endian, 

getwd: D:\Games\Proekti\V\interactions
vexe: D:\Games\Proekti\V\v\v.exe
vexe mtime: 2023-12-09 09:55:27

vroot: OK, value: D:\Games\Proekti\V\v
VMODULES: OK, value: C:\Users\mclr\.vmodules
VTMP: OK, value: C:\Users\mclr\AppData\Local\Temp\v_0

Git version: git version 2.37.0.windows.1
Git vroot status: weekly.2023.48-76-g08189d64
.git/config present: true

CC version:
thirdparty/tcc status: thirdparty-windows-amd64 e90c2620

Note

You can use the 👍 reaction to increase the issue's priority for developers.

Please note that only the 👍 reaction to the issue itself counts as a vote.
Other reactions and those to comments will not be taken into account.