Can you show the real code? The code that in your opinion doesn't violate the "right way of policy usage"?
On 09-Nov-16 22:14, Nils Gladitz wrote: > On 09.11.2016 14:57, Ruslan Baratov wrote: >> >> Again policies are not meant to be feature toggles. >> You can do a lot of things and there may be valid use cases but in >> general policies are not meant to be used this way. >> This is made explicit in CMake's documentation on policies. >> They exist to preserve backwards compatibility not to pick and choose >> behaviours. >> >> So can you show an example of "valid" use of `cmake_policy` command? >> > > To quote the documentation: > "A policy is a deprecation mechanism and not a reliable feature > toggle. A policy should almost never be set to |OLD|, except to > silence warnings in an otherwise frozen or stable codebase, or > temporarily as part of a larger migration path." > > Beyond that valid use would be e.g. cmake's own testsuite which needs > to be able to toggle individual policies to verify their behaviour. > > Nils >
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