Re: [Boost-users] [multiindex] key extractor as free function - how?

Markus Werle writes:

Joaquín Mª López Muñoz writes:

...

[solution]

Unfortunately your solution does not work for tuples. The following code fails with a 10-page error message with gcc:

#include #include #include #include

template error messages are somewhat misleading ... finally caught it: #include was missing Markus