emp: fix warning on deprecated bison directive

emp_ematch.y:12.1-13: warning: deprecated directive, use ‘%name-prefix’ [-Wdeprecated]
 %name-prefix="ematch_"
 ^^^^^^^^^^^^^

diff --git a/tc/emp_ematch.y b/tc/emp_ematch.y
index 7043a80ba287865400c097a9b076d200a17bbe36..bc08da20017502fff228d92191c94aa9adf84d3b 100644 (file)
--- a/tc/emp_ematch.y
+++ b/tc/emp_ematch.y
@@ -9,7 +9,7 @@
 %locations
 %token-table
 %error-verbose
-%name-prefix="ematch_"
+%name-prefix "ematch_"
 
 %union {
        unsigned int i;