X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ian/git?p=subdirmk.git;a=blobdiff_plain;f=README;fp=README;h=e303788b362856eb0474c4b2618c49b35ee32288;hp=a44fb492b47301ea3bbbef8c102c645c5e4c9f8c;hb=40c6be70076365e0bc2b69e4368b7338a2e452a8;hpb=ee2747a8e9407fb19f226f3daa682c3f45b2778a

diff --git a/README b/README
index a44fb49..e303788 100644
--- a/README
+++ b/README
@@ -336,6 +336,11 @@ suppressed with the &:warn directive.  The warning tags are:
 	by more letters.  Note that &$FOO works differently to
 	raw make: it expands to $(sub_dir_FOO).
 
+    broken-var-ref
+        An attempt at variable expansion looking like $&...
+	You probably expected this to mean $(TOP_F)BAR but it
+	expands to $TOP_FBAR which make thinks means $(T)OP_FBAR.
+
     unknown-warning
 	&:warn was used to try to enable a warning that this version
 	of subdirmk does not understand.  (Note that an attempt to