Explicitly instance one signal type for link error

This commit is contained in:
Danny Robson 2011-07-03 16:05:50 +10:00
parent 6ba7a532f7
commit 165cd18c0c

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@ -20,3 +20,5 @@
#include "signal.hpp" #include "signal.hpp"
// Instance something probably useful here so that we generate early compile/link errors.
template class signal <void>;