this is much more intuitive, and actually produces a sensible result
with configure -recheck after a compiler upgrade.
Change-Id: Icfa0b85377d9fc014e66490c8ebf6c9236df978e
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
Change d1b09dba45 removed the
support to detect the C++ version the compiler used by
default. In essence, it forced the compiler in C++11 mode,
if the default was still C++98.
This change reimplements the functionality in the new
configuration system.
Change-Id: Ib4bf7ade85288776f9ae2a870f19764df727e0a5
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>