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author | Akim Demaille <akim@lrde.epita.fr> | 2013-02-16 13:49:04 +0100 |
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committer | Akim Demaille <akim@lrde.epita.fr> | 2013-02-18 10:01:28 +0100 |
commit | 6240346aa045e8c0d7da616aca87c9d4d350d369 (patch) | |
tree | f82db999c4c49ddd99cfcf8fbe85e3c42ecb463b /NEWS | |
parent | 09add9c24f4524f4c362cf51a1b555f8c49a6157 (diff) | |
download | bison-6240346aa045e8c0d7da616aca87c9d4d350d369.tar.gz |
doc: use %empty instead of /* empty */
* doc/bison.texi: Change the comments into explicit %empty.
Diffstat (limited to 'NEWS')
-rw-r--r-- | NEWS | 4 |
1 files changed, 3 insertions, 1 deletions
@@ -364,6 +364,8 @@ GNU Bison NEWS ** Empty rules + With help from Joel E. Denny and Gabriel Rassoul. + Empty rules (i.e., with an empty right-hand side) can now be explicitly marked by the new %empty directive. Using %empty on a non-empty rule is an error. The new -Wempty-rule warning reports empty rules without @@ -432,7 +434,7 @@ GNU Bison NEWS ; list: - /* nothing */ { /* Generates an empty string list */ } + %empty { /* Generates an empty string list. */ } | list item ";" { std::swap ($$, $1); $$.push_back ($2); } ; |