Add Makevars.template, stamp-po.

[bison.git] / src / parse-gram.y

diff --git a/src/parse-gram.y b/src/parse-gram.y
index 42c5e96ec0b6068f8dcd1dea560c77d05fd44cd9..eb9c97092aa9abf4ea62bee10b3795790bd9121c 100644 (file)
--- a/src/parse-gram.y
+++ b/src/parse-gram.y
@@ -115,6 +115,7 @@ int current_prec = 0;
 
 %token
   PERCENT_DEBUG           "%debug"
+  PERCENT_DEFAULT_PREC    "%default-prec"
   PERCENT_DEFINE          "%define"
   PERCENT_DEFINES         "%defines"
   PERCENT_ERROR_VERBOSE   "%error-verbose"
@@ -125,6 +126,7 @@ int current_prec = 0;
   PERCENT_LEX_PARAM       "%lex-param {...}"
   PERCENT_LOCATIONS       "%locations"
   PERCENT_NAME_PREFIX     "%name-prefix"
+  PERCENT_NO_DEFAULT_PREC "%no-default-prec"
   PERCENT_NO_LINES        "%no-lines"
   PERCENT_NONDETERMINISTIC_PARSER
                           "%nondeterministic-parser"
@@ -240,6 +242,14 @@ grammar_declaration:
        symbol_printer_set (list->sym, $1, list->location);
       symbol_list_free ($2);
     }
+| "%default-prec"
+    {
+      default_prec = true;
+    }
+| "%no-default-prec"
+    {
+      default_prec = false;
+    }
 ;
 
 symbol_declaration: