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-rw-r--r--Help/command/try_compile.rst4
1 files changed, 4 insertions, 0 deletions
diff --git a/Help/command/try_compile.rst b/Help/command/try_compile.rst
index 78b1bc7..7830deb 100644
--- a/Help/command/try_compile.rst
+++ b/Help/command/try_compile.rst
@@ -115,3 +115,7 @@ a build configuration.
Set the :variable:`CMAKE_TRY_COMPILE_TARGET_TYPE` variable to specify
the type of target used for the source file signature.
+
+Set the :variable:`CMAKE_TRY_COMPILE_PLATFORM_VARIABLES` variable to specify
+variables that must be propagated into the test project. This variable is
+meant for use only in toolchain files.