comment changes

[bison.git] / tests / input.at

diff --git a/tests/input.at b/tests/input.at
index 836ff6d64ff5fdd22587bce694b03a04af5753ce..07c3e873db50f80e80eb81ef3969ed769519e0c2 100644 (file)
--- a/tests/input.at
+++ b/tests/input.at
@@ -1194,7 +1194,7 @@ AT_DATA([empty.y],
 start: '';
 start: '
 ]])
-AT_CHECK([[perl -e "print 'start: \'';" >> empty.y || exit 77]])
+AT_CHECK([[$PERL -e "print 'start: \'';" >> empty.y || exit 77]])
 
 AT_BISON_CHECK([empty.y], [1], [],
 [[empty.y:2.8-9: warning: empty character literal
@@ -1209,7 +1209,7 @@ AT_DATA([two.y],
 start: 'ab';
 start: 'ab
 ]])
-AT_CHECK([[perl -e "print 'start: \'ab';" >> two.y || exit 77]])
+AT_CHECK([[$PERL -e "print 'start: \'ab';" >> two.y || exit 77]])
 
 AT_BISON_CHECK([two.y], [1], [],
 [[two.y:2.8-11: warning: extra characters in character literal
@@ -1224,7 +1224,7 @@ AT_DATA([three.y],
 start: 'abc';
 start: 'abc
 ]])
-AT_CHECK([[perl -e "print 'start: \'abc';" >> three.y || exit 77]])
+AT_CHECK([[$PERL -e "print 'start: \'abc';" >> three.y || exit 77]])
 
 AT_BISON_CHECK([three.y], [1], [],
 [[three.y:2.8-12: warning: extra characters in character literal
@@ -1253,7 +1253,7 @@ start: '\777' '\0' '\xfff' '\x0'
 # Beside we cannot even expect "echo '\0'" to output two characters
 # (well three with \n): at least Bash 3.2 converts the two-character
 # sequence "\0" into a single NUL character.
-AT_CHECK([[perl -e 'print "start: \"\\\t\\\f\\\0\\\1\" ;";' >> input.y \
+AT_CHECK([[$PERL -e 'print "start: \"\\\t\\\f\\\0\\\1\" ;";' >> input.y \
            || exit 77]])
 
 AT_BISON_CHECK([input.y], [1], [],
@@ -1369,3 +1369,100 @@ AT_TEST([%define api.prefix foo], [-p bar], [input.y:1.9-18])
 m4_popdef([AT_TEST])
 
 AT_CLEANUP
+
+
+## -------------- ##
+## Stray $ or @.  ##
+## -------------- ##
+
+AT_SETUP([[Stray $ or @]])
+
+# Give %printer and %destructor "<*> exp TOK" instead of "<*>" to
+# check that the warnings are reported once, not three times.
+
+AT_DATA_GRAMMAR([[input.y]],
+[[%token TOK
+%destructor     { $%; @%; } <*> exp TOK;
+%initial-action { $%; @%; };
+%printer        { $%; @%; } <*> exp TOK;
+%%
+exp: TOK        { $%; @%; $$ = $1; };
+]])
+
+AT_BISON_CHECK([[input.y]], 0, [],
+[[input.y:10.19: warning: stray '$'
+input.y:10.23: warning: stray '@'
+input.y:11.19: warning: stray '$'
+input.y:11.23: warning: stray '@'
+input.y:12.19: warning: stray '$'
+input.y:12.23: warning: stray '@'
+input.y:14.19: warning: stray '$'
+input.y:14.23: warning: stray '@'
+]])
+
+AT_CLEANUP
+
+
+
+## ---------------- ##
+## Code injection.  ##
+## ---------------- ##
+
+
+AT_SETUP([[Code injection]])
+
+m4_pattern_allow([^m4_errprintn$])
+
+# AT_TEST([MACRO])
+# ----------------
+# Try to have MACRO be run by bison.
+m4_pushdef([AT_TEST],
+[AT_DATA([[input.y]],
+[[%type <$1(DEAD %type)> exp
+%token <$1(DEAD %token)> a
+%initial-action
+{
+  $$;
+  $<$1(DEAD %initial-action)>$
+};
+%printer
+{
+  $$
+  $<$1(DEAD %printer)>$
+} <> <*>;
+%lex-param
+{
+  $1(DEAD %lex-param)
+};
+%parse-param
+{
+  $1(DEAD %parse-param)
+};
+%%
+exp:
+  a a[last]
+  {
+    $$;
+    $][1;
+    $<$1(DEAD action 1)>$
+    $<$1(DEAD action 2)>1
+    $<$1(DEAD action 3)>last
+    $<$1(DEAD action 4)>0
+    ;
+  };
+]])
+
+# FIXME: Provide a means to iterate over all the skeletons.
+AT_BISON_CHECK([[-d               input.y]])
+AT_BISON_CHECK([[-d -S glr.c      input.y]])
+AT_BISON_CHECK([[-d -S lalr1.cc   input.y]])
+AT_BISON_CHECK([[-d -S glr.cc     input.y]])
+AT_BISON_CHECK([[   -S lalr1.java input.y]])
+])
+
+AT_TEST([m4_errprintn])
+AT_TEST([@:>@m4_errprintn])
+
+m4_popdef([AT_TEST])
+
+AT_CLEANUP