Pity the list isn't updated anymore, or uriel would've sure put these gems by Charles Forsyth in it:

[B]y treating "compiling C" as a subset problem of "compiling C++", gcc and especially clang are vast whales whistling at the wrong frequency for the problem.

Plan 9 C implements C by attempting to follow the programmer’s instructions, which is surprisingly useful in systems programming. The big fat compilers work hard to find grounds to interpret those instructions as ‘undefined behaviour’.