ref-manual: Warn about COMPATIBLE_MACHINE skipping native recipes

(From yocto-docs rev: 48e5fb383570dc6a067b14cc621e4cb347db900c)

Signed-off-by: Arne Schwerdt <arne.schwerdt@elbbits.com>
Reviewed-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/documentation/ref-manual/variables.rst b/documentation/ref-manual/variables.rst
index 6fa400a574..148eebf56a 100644
--- a/documentation/ref-manual/variables.rst
+++ b/documentation/ref-manual/variables.rst
@@ -1202,6 +1202,13 @@ system and gives an overview of their function and contents.
       speed since the build system skips parsing recipes not compatible
       with the current machine.
 
+      .. note::
+
+         When :term:`COMPATIBLE_MACHINE` is set in a recipe inherits from
+         native, the recipe is always skipped. All native recipes must be
+         entirely target independent and should not rely on :term:`MACHINE`.
+
+
    :term:`COMPLEMENTARY_GLOB`
       Defines wildcards to match when installing a list of complementary
       packages for all the packages explicitly (or implicitly) installed in