warnings: used but undeclared symbols are warnings

[bison.git] / tests / named-refs.at

diff --git a/tests/named-refs.at b/tests/named-refs.at
index 0b2f4c94ef1641ebf9e6e5b86b284eed402b96ec..0e6f60c8eeabafd79c32795494c60661f9db8d26 100644 (file)
--- a/tests/named-refs.at
+++ b/tests/named-refs.at
@@ -19,7 +19,7 @@
 AT_BANNER([[Named references tests.]])
 
 AT_SETUP([Tutorial calculator])
-
+AT_BISON_OPTION_PUSHDEFS
 AT_DATA_GRAMMAR([test.y],
 [[
 %{
@@ -33,8 +33,8 @@ FILE *input;
 static semantic_value global_result = 0;
 static int global_count = 0;
 static int power (int base, int exponent);
-static void yyerror (const char *s);
-int yylex (void);
+]AT_YYERROR_DECLARE[
+]AT_YYLEX_DECLARE[
 %}
 
 %union
@@ -83,12 +83,7 @@ exp:
 | '-' error          { $$ = 0; YYERROR;     }
 ;
 %%
-
-static void yyerror (const char *s)
-{
-  fprintf (stderr, "%s\n", s);
-}
-
+]AT_YYERROR_DEFINE[
 static int get_char (void)
 {
   int res = getc (input);
@@ -119,7 +114,8 @@ static int read_signed_integer (void)
   return sign * n;
 }
 
-int yylex (void)
+static int
+yylex (void)
 {
   int c;
   /* Skip white space.  */
@@ -190,6 +186,7 @@ AT_DATA([input.txt],
 AT_BISON_CHECK([-o test.c test.y])
 AT_COMPILE([[test]])
 AT_PARSER_CHECK([./test input.txt], 0, [], [stderr])
+AT_BISON_OPTION_POPDEFS
 AT_CLEANUP
 
 
@@ -198,13 +195,13 @@ AT_CLEANUP
 
 
 AT_SETUP([Undefined and ambiguous references])
-
+AT_BISON_OPTION_PUSHDEFS
 AT_DATA_GRAMMAR([test.y],
 [[
 %{
 static int power (int base, int exponent);
-static void yyerror (const char *s);
-int yylex (void);
+]AT_YYERROR_DECLARE[
+]AT_YYLEX_DECLARE[
 %}
 
 %union
@@ -268,6 +265,7 @@ test.y:55.3-53:      symbol not found in production: r12
 test.y:56.29-33: invalid reference: '$expo'
 test.y:56.3-46:      symbol not found in production: expo
 ]])
+AT_BISON_OPTION_POPDEFS
 AT_CLEANUP
 
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