Thanks Brad, so setting CXX_EXTENSIONS to off will switch me to 'standard' compliant mode?
On Mon, Oct 2, 2017 at 10:01 PM, Brad King <brad.k...@kitware.com> wrote: > On 10/01/2017 08:29 PM, Nikola Smiljanic wrote: > > I'd like to know why CMake uses 'gnu' flags when setting C++ standard. > > I find this very surprising as 'gnu' mode enables non standard > extensions? > > Setting the standard level should not affect the extensions, and the > compiler's > default mode includes extensions. There is a separate property for > extensions: > > https://cmake.org/cmake/help/v3.9/prop_tgt/CXX_EXTENSIONS.html > > It is ON by default since most compilers have extensions on by default. > > -Brad >
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