id summary reporter owner description type status milestone component version severity resolution keywords cc 6276 is_sorted() concept check fails in eval_if<> JonT Neil Groves "The following worked in 1.38, but fails to compile in 1.45, 1.47 and head. {{{#!C++ #include #include #include void testfunc() { std::vector myVec(100); if (!boost::is_sorted(myVec.begin(),myVec.end()) ) { /* empty */ } } }}} The error log is attached." Bugs closed To Be Determined range Boost Development Trunk Regression invalid is_sorted eval_if