X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/1f41899519dcf9dd525b68035baf5bc5ed74efc6..fe22d5d20ff5a88a3a0dba28a11623b235a422ab:/data/m4sugar/m4sugar.m4

diff --git a/data/m4sugar/m4sugar.m4 b/data/m4sugar/m4sugar.m4
index c2d3f7a8..e2eced27 100644
--- a/data/m4sugar/m4sugar.m4
+++ b/data/m4sugar/m4sugar.m4
@@ -432,7 +432,8 @@ m4_define([m4_bmatch],
 # of LIST (which can be lists themselves, for multiple arguments MACROs).
 m4_define([m4_fst], [$1])
 m4_define([m4_map],
-[m4_if([$2], [[]], [],
+[m4_if([$2], [], [],
+       [$2], [[]], [],
        [$1(m4_fst($2))[]dnl
 m4_map([$1], m4_cdr($2))])])