Way back in the day HP had just transitioned its HP-UX C++ compiler from its older, Cfront-based, C++ compiler to a native solution. I found (in released code,

Way back in the day HP had just transitioned its HP-UX C++ compiler from its older, Cfront-based, C++ compiler to a native solution. I found (in released code, no less!) some fairly trivial template compositions (I forget exactly, but it was something like a map of some object to a vector of something else) that crashed the compiler.