* src/state.h, src/state.c (state_rule_lookaheads_print): New.

[bison.git] / tests / regression.at

diff --git a/tests/regression.at b/tests/regression.at
index d1d819e692f7ddeaeb1176c94b2f34bf84e5b1c8..3620200af6415cca7f136e87f71524ca74082fbb 100644 (file)
--- a/tests/regression.at
+++ b/tests/regression.at
@@ -19,12 +19,50 @@
 AT_BANNER([[Regression tests.]])
 
 
+## ------------------------- ##
+## Early token definitions.  ##
+## ------------------------- ##
+
+
+AT_SETUP([Early token definitions])
+
+# Found in GCJ: they expect the tokens to be defined before the user
+# prologue, so that they can use the token definitions in it.
+
+AT_DATA([input.y],
+[[%{
+void yyerror (const char *s);
+int yylex (void);
+%}
+
+%union
+{
+  int val;
+};
+%{
+#ifndef MY_TOKEN
+# error "MY_TOKEN not defined."
+#endif
+%}
+%token MY_TOKEN
+%%
+exp: MY_TOKEN;
+%%
+]])
+
+AT_CHECK([bison input.y -o input.c])
+AT_CHECK([$CC $CFLAGS $CPPFLAGS input.c -c])
+
+AT_CLEANUP
+
+
+
 ## ---------------- ##
 ## Braces parsing.  ##
 ## ---------------- ##
 
 
-AT_SETUP([braces parsing])
+AT_SETUP([Braces parsing])
 
 AT_DATA([input.y],
 [[/* Bison used to swallow the character after `}'. */
@@ -34,7 +72,7 @@ exp: { tests = {{{{{{{{{{}}}}}}}}}}; };
 %%
 ]])
 
-AT_CHECK([bison -v input.y -o input.c], 0, ignore, ignore)
+AT_CHECK([bison -v input.y -o input.c])
 
 AT_CHECK([fgrep 'tests = {{{{{{{{{{}}}}}}}}}};' input.c], 0, [ignore])
 
@@ -61,7 +99,9 @@ exp: '(' exp ')' | NUM ;
 %%
 ]])
 
-AT_CHECK([bison -v input.y -o input.c], 0, ignore, ignore)
+AT_CHECK([bison -v input.y -o input.c], 0, [],
+[[input.y:6: warning: symbol `"<="' used more than once as a literal string
+]])
 
 AT_CLEANUP
 
@@ -72,6 +112,8 @@ AT_CLEANUP
 
 AT_SETUP([Rule Line Numbers])
 
+AT_KEYWORDS([report])
+
 AT_DATA([input.y],
 [[%%
 expr:
@@ -102,18 +144,21 @@ expr:
 };
 ]])
 
-AT_CHECK([bison input.y -o input.c -v], 0, [], [])
+AT_CHECK([bison input.y -o input.c -v])
 
 # Check the contents of the report.
 AT_CHECK([cat input.output], [],
 [[Grammar
 
-  Number, Line, Rule
-    0   2 $axiom -> expr $
-    1   2 @1 -> /* empty */
-    2   2 expr -> 'a' @1 'b'
-    3  15 @2 -> /* empty */
-    4  15 expr -> @2 'c'
+    0 $axiom: expr $
+
+    1 @1: /* empty */
+
+    2 expr: 'a' @1 'b'
+
+    3 @2: /* empty */
+
+    4 expr: @2 'c'
 
 
 Terminals, with rules where they appear
@@ -230,7 +275,7 @@ exp: ;
 %%
 ]])
 
-AT_CHECK([bison -v input.y -o input.c], 0, ignore, ignore)
+AT_CHECK([bison -v input.y -o input.c])
 
 AT_CLEANUP
 
@@ -247,40 +292,23 @@ AT_DATA([input.y],
 [[%%
 ?
 default: 'a' }
-%{
 %&
 %a
 %-
+%{
 ]])
 
 AT_CHECK([bison input.y], [1], [],
-[[input.y:2: invalid input: `?'
-input.y:3: invalid input: `}'
-input.y:4: invalid input: `%{'
-input.y:5: invalid input: `%&'
-input.y:6: invalid input: `%a'
-input.y:7: invalid input: `%-'
-]])
-
-AT_CLEANUP
-
-
-
-## -------------------- ##
-## Invalid %directive.  ##
-## -------------------- ##
-
-
-AT_SETUP([Invalid %directive])
-
-AT_DATA([input.y],
-[[%invalid
-]])
-
-AT_CHECK([bison input.y], [1], [],
-[[input.y:1: unrecognized: %invalid
-input.y:1:    Skipping to next %
-input.y:2: fatal error: no input grammar
+[[input.y:2.1: invalid character: `?'
+input.y:3.14: invalid character: `}'
+input.y:4.1: invalid character: `%'
+input.y:4.2: invalid character: `&'
+input.y:5.1: invalid character: `%'
+input.y:6.1: invalid character: `%'
+input.y:6.2: invalid character: `-'
+input.y:7.1-8.0: unexpected end of file in a prologue
+input.y:7.1-8.0: parse error, unexpected PROLOGUE, expecting ";" or "|"
+input.y:5.2: symbol a is used, but is not defined as a token and has no rules
 ]])
 
 AT_CLEANUP
@@ -300,13 +328,11 @@ AT_DATA([input.y],
 void yyerror (const char *s);
 int yylex (void);
 %}
-[%token "end of file"
+[%token YYEOF 0 "end of file"
 %token 'a' "a"
-%token "b" 'b'
-%token "c" c
-%token d "d"
-%token e 'e'
-%token 'f' e
+%token b "b"
+%token c 'c'
+%token 'd' d
 %%
 exp: "a";
 ]])
@@ -328,6 +354,8 @@ AT_CLEANUP
 
 AT_SETUP([Web2c Report])
 
+AT_KEYWORDS([report])
+
 AT_DATA([input.y],
 [[%token       undef_id_tok const_id_tok
 
@@ -354,13 +382,12 @@ AT_CHECK([bison -v input.y])
 
 AT_CHECK([sed -n 's/  *$//;/^$/!p' input.output], 0,
 [[Grammar
-  Number, Line, Rule
-    0   6 $axiom -> CONST_DEC_PART $
-    1   6 CONST_DEC_PART -> CONST_DEC_LIST
-    2  10 CONST_DEC_LIST -> CONST_DEC
-    3  12 CONST_DEC_LIST -> CONST_DEC_LIST CONST_DEC
-    4  15 @1 -> /* empty */
-    5  15 CONST_DEC -> @1 undef_id_tok '=' const_id_tok ';'
+    0 $axiom: CONST_DEC_PART $
+    1 CONST_DEC_PART: CONST_DEC_LIST
+    2 CONST_DEC_LIST: CONST_DEC
+    3               | CONST_DEC_LIST CONST_DEC
+    4 @1: /* empty */
+    5 CONST_DEC: @1 undef_id_tok '=' const_id_tok ';'
 Terminals, with rules where they appear
 $ (0) 0
 ';' (59) 5
@@ -449,6 +476,8 @@ AT_CLEANUP
 
 AT_SETUP([Web2c Actions])
 
+AT_KEYWORDS([report])
+
 AT_DATA([input.y],
 [[%%
 statement:  struct_stat;