do_not_update_lhs: {
    options = {
        global_defs: {
            DEBUG: 0,
        },
    }
    input: {
        DEBUG++;
        DEBUG += 1;
        DEBUG = 1;
    }
    expect: {
        DEBUG++;
        DEBUG += 1;
        DEBUG = 1;
    }
}

do_update_rhs: {
    options = {
        global_defs: {
            DEBUG: 0,
        },
    }
    input: {
        MY_DEBUG = DEBUG;
        MY_DEBUG += DEBUG;
    }
    expect: {
        MY_DEBUG = 0;
        MY_DEBUG += 0;
    }
}

mixed: {
    options = {
        evaluate: true,
        global_defs: {
            DEBUG: 0,
            ENV: 1,
            FOO: 2,
        },
    }
    input: {
        var ENV = 3;
        var FOO = 4;
        f(ENV * 10);
        --FOO;
        DEBUG = 1;
        DEBUG++;
        DEBUG += 1;
        f(DEBUG);
        x = DEBUG;
    }
    expect: {
        var ENV = 3;
        var FOO = 4;
        f(10);
        --FOO;
        DEBUG = 1;
        DEBUG++;
        DEBUG += 1;
        f(0);
        x = 0;
    }
    expect_warnings: [
        "WARN: global_defs ENV redefined [test/compress/issue-208.js:1,12]",
        "WARN: global_defs FOO redefined [test/compress/issue-208.js:2,12]",
        "WARN: global_defs FOO redefined [test/compress/issue-208.js:4,10]",
        "WARN: global_defs DEBUG redefined [test/compress/issue-208.js:5,8]",
        "WARN: global_defs DEBUG redefined [test/compress/issue-208.js:6,8]",
        "WARN: global_defs DEBUG redefined [test/compress/issue-208.js:7,8]",
    ]
}
ight' method='get' action='/guix/log/.mailmap'>
<input type='hidden' name='id' value='fdf4a6a8a752e2f4fa162dfc752cbacce5cb520b'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=fdf4a6a8a752e2f4fa162dfc752cbacce5cb520b'>root</a>/<a href='/guix/log/.mailmap?id=fdf4a6a8a752e2f4fa162dfc752cbacce5cb520b'>.mailmap</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/.mailmap?id=fdf4a6a8a752e2f4fa162dfc752cbacce5cb520b&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2020-05-15 09:08:46 +0200'>2020-05-15</span></td><td><a href='/guix/commit/.mailmap?id=dff31d41d945bf4b25ad3014dac32561bfbb33a0'>mailmap: Update for self.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2020-05-13 09:30:26 +0300'>2020-05-13</span></td><td><a href='/guix/commit/.mailmap?id=3c986a7dc268756c097212de958f046b29b76c1b'>mailmap: Update entries for Nikita.</a><span class='msg-avail'>...</span></td><td>nikita</td></tr>
<tr><td><span title='2020-03-28 16:30:07 -0400'>2020-03-28</span></td><td><a href='/guix/commit/.mailmap?id=c2cf286c62933d2806ae17b8287520820bf87c7e'>Update email address and Savannah handle for Amin Bandali.</a><span class='msg-avail'>...</span></td><td>Amin Bandali</td></tr>
<tr><td><span title='2020-02-09 23:16:45 +0100'>2020-02-09</span></td><td><a href='/guix/commit/.mailmap?id=e81344428726f3dae5d2a2e7bb296f46fcde6cc5'>Update e-mail address for Jakob L. Kreuze.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2020-01-17 18:30:33 +0100'>2020-01-17</span></td><td><a href='/guix/commit/.mailmap?id=a3143063aeeecb5c02f75a6e1ddc0cc295e0e4f8'>Update email address for Amin Bandali.</a><span class='msg-avail'>...</span></td><td>Amin Bandali</td></tr>
<tr><td><span title='2019-12-19 11:35:23 -0600'>2019-12-19</span></td><td><a href='/guix/commit/.mailmap?id=4b3ff36228da17db980c98fe9e1669be613a5402'>Update email for Brett Gilio.</a><span class='msg-avail'>...</span></td><td>Brett Gilio</td></tr>
<tr><td><span title='2019-12-18 22:57:44 -0600'>2019-12-18</span></td><td><a href='/guix/commit/.mailmap?id=a7cdf124c0b28be6c4e750161c1341753eede7b8'>gnu: leocad: Update to 19.07.1.</a><span class='msg-avail'>...</span></td><td>Eric Bavier</td></tr>