On Fri, Oct 24, 2014 at 15:24:57 +0100, Alex Merry wrote: > On Friday 24 October 2014 10:20:42 Brad King wrote: > > On 10/24/2014 10:02 AM, Brad King wrote: > > > commit 5abfde6cb8a1ae0b2825797eab6c2e9842eb7c49 > > > Author: Ben Boeckel <ben.boec...@kitware.com> > > > Date: Wed Mar 12 14:01:45 2014 -0400 > > > > > > cmDefinitions: Don't store parent lookups > > > > > > When looking up scopes, it is faster to not store the lookup locally > > > to > > > keep the maps smaller and avoid extra allocations and rebalancing.
So the problem was that when redoing the "pull" logic for PARENT_SCOPE, it was unconditional when it should be skipped if the variable is already local. Pushed to stage as: variable-pull-failure > ------------------------------------------- > cmake_minimum_required(VERSION 3.0) > project(Minimal NONE) > > function(test_set) > set(blah "value2") > message(STATUS "before PARENT_SCOPE blah=${blah}") > set(blah ${blah} PARENT_SCOPE) > message(STATUS "after PARENT_SCOPE blah=${blah}") > endfunction() > > set(blah value1) > test_set() > message(FATAL_ERROR "in parent scope, blah=${blah}") > ------------------------------------------ Now added as a test in CMake (with minor changes). Thanks, --Ben -- Powered by www.kitware.com Please keep messages on-topic and check the CMake FAQ at: http://www.cmake.org/Wiki/CMake_FAQ Kitware offers various services to support the CMake community. For more information on each offering, please visit: CMake Support: http://cmake.org/cmake/help/support.html CMake Consulting: http://cmake.org/cmake/help/consulting.html CMake Training Courses: http://cmake.org/cmake/help/training.html Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Follow this link to subscribe/unsubscribe: http://public.kitware.com/mailman/listinfo/cmake-developers