[Bug c++/70340] Invalid constexpr template function causes internal compiler error (memory exhaustion)

[gccBugs at haatschii dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70340

--- Comment #3 from gccBugs at haatschii dot de ---
(In reply to Richard Biener from comment #2)

Not sure whether I understood you correctly, but I don't think that this is
purely a problem with the complexity/recursion depth. For example the same
error also occurs if '73ul' is replaced by '1ul' or even by non constant e.g.
'argC'.