Token is not highlighted in a template

[Darkness2k19]

The code with a problem is:

const std::string sc(1, 'a');
static_assert(!std::is_assignable_v<decltype(*sc.data()), char>);
char c;

char in third line is given for comparison.

It looks like:

Color theme: Dark Modern

It should look like:

The char in the second line is not highlighted but the problem does not persist if the line is changed to is_assignable or even just a trailing :: is added:

System information:

OS: Ubuntu 22.04.3 LTS VSCode version: 1.84.2 Language server: clangd Better C++ Syntax: 1.17.2