summaryrefslogtreecommitdiffstats
path: root/Help
diff options
context:
space:
mode:
Diffstat (limited to 'Help')
-rw-r--r--Help/variable/CMAKE_OSX_VARIABLE.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/Help/variable/CMAKE_OSX_VARIABLE.txt b/Help/variable/CMAKE_OSX_VARIABLE.txt
index 5b84726..16f3c1a 100644
--- a/Help/variable/CMAKE_OSX_VARIABLE.txt
+++ b/Help/variable/CMAKE_OSX_VARIABLE.txt
@@ -2,6 +2,8 @@ The value of this variable should be set prior to the first
:command:`project` or :command:`enable_language` command invocation
because it may influence configuration of the toolchain and flags.
It is intended to be set locally by the user creating a build tree.
+This variable should be set as a ``CACHE`` entry (or else CMake may
+remove it while initializing a cache entry of the same name).
Despite the ``OSX`` part in the variable name(s) they apply also to
other SDKs than macOS like iOS, tvOS, or watchOS.