Among the 15~ million lines of codes in the GCC source code, there is a single CSS line.

Who dares to call CSS bloat now? More like GSS eh.

$ cloc gcc-13.2.0
github.com/AlDanial/cloc v 1.98  T=113.87 s (1029.7 files/s, 143776.9 lines/s)
---------------------------------------------------------------------------------------
Language                             files          blank        comment           code
---------------------------------------------------------------------------------------
C++                                  31144         610803         701522        2961450
C                                    50773         410175         635758        2033424
PO File                                 44         332336         443572         916826
Ada                                   6610         290082         396614         831278
Go                                    5347         102068         191016         769730
...
Brainf***                                1              3              4             10
Lisp                                     1              4             12              7
DOS Batch                                2              0              0              4
CSS                                      1              0              0              1
---------------------------------------------------------------------------------------
SUM:                                117256        2322548        2988111       11061312
---------------------------------------------------------------------------------------