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-rw-r--r--docs/markdown/Reference-tables.md6
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/markdown/Reference-tables.md b/docs/markdown/Reference-tables.md
index fa913f5..fd25111 100644
--- a/docs/markdown/Reference-tables.md
+++ b/docs/markdown/Reference-tables.md
@@ -117,6 +117,12 @@ These are the parameter names for passing language specific arguments to your bu
These environment variables will be used to modify the compiler and
linker flags.
+It is recommended that you **do not use these**. They are provided purely to
+for backwards compatibility with other build systems. There are many caveats to
+their use, especially when rebuilding the project. It is **highly** recommended
+that you use [the command line arguments](#language-arguments-parameters-names)
+instead.
+
| Name | Comment |
| ----- | ------- |
| CFLAGS | Flags for the C compiler |