D16894: [ECM] use a macro to add compiler flags conditionally

[Christophe Giboudeaux]

cgiboudeaux added a comment.


  In D16894#402901 <https://phabricator.kde.org/D16894#402901>, @rjvbb wrote:
  
  > > Forget that. The syntax is confusing, please remove this HASFLAG
  >
  > That I'm not going to do. The goal is to both to have useful feedback like below, and to avoid caching issues that would cause on the first query to be performed (if you were to use a single result variable):
  >
  >   -- Performing Test Clang++_ACCEPTS-Wvla
  >   ``
  
  
  So according to you, this line is useful ? from my point of view, it's needless and just looks like a syntax error.

REPOSITORY
  R240 Extra CMake Modules

REVISION DETAIL
  https://phabricator.kde.org/D16894

To: rjvbb, #build_system, kfunk
Cc: cgiboudeaux, dfaure, kfunk, apol, kde-frameworks-devel, kde-buildsystem, #build_system, michaelh, ngraham, bruns
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