Doubtful syntax highlighting

[simplerick]

Description

Variable is highlighted as a type. Screenshot:

Steps to Reproduce

Type code:

std::vector<int> a = {7, 5, 16, 8};
for (int i = 0; i != 4; i++) {
    a[i] = a[i] + 2;
}

Expected behavior:

a in a[i] isn't highlighted.

Versions

apm 2.5.0
npm 6.14.5
node 14.4.0 x64
atom 1.48.0
python 3.8.3
git 2.27.0

OS: Arch Linux
Kernel: x86_64 Linux 5.6.12-arch1-1