X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/ab7f29f8f9a7ad89b6a3163f913e1ee2b7889223..5860cc8c1c8b67d7af455f7f0fe9e9e1464366b3:/tests/regression.at?ds=inline

diff --git a/tests/regression.at b/tests/regression.at
index a3e7d4f7..a4b20de5 100644
--- a/tests/regression.at
+++ b/tests/regression.at
@@ -444,6 +444,7 @@ int yylex (void);
 %token C_TOKEN 'c'
 %token 'd' D_TOKEN
 %token SPECIAL "\\\'\?\"\a\b\f\n\r\t\v\001\201\x001\x000081??!"
+%token SPECIAL "\\\'\?\"\a\b\f\n\r\t\v\001\201\x001\x000081??!"
 %%
 exp: "a" "\\\'\?\"\a\b\f\n\r\t\v\001\201\x001\x000081??!";
 %%
@@ -469,10 +470,22 @@ main (void)
 }
 ]])
 
-AT_BISON_CHECK([-o input.c input.y])
+# Checking the warning message guarantees that the trigraph "??!" isn't
+# unnecessarily escaped here even though it would need to be if encoded in a
+# C-string literal.  Also notice that unnecessary escaping, such as "\?", from
+# the user specification is eliminated.
+AT_BISON_CHECK([-o input.c input.y], [[0]], [[]],
+[[input.y:22.8-14: warning: symbol SPECIAL redeclared
+input.y:22.8-63: warning: symbol `"\\'?\"\a\b\f\n\r\t\v\001\201\001\201??!"' used more than once as a literal string
+]])
 AT_COMPILE([input])
+
+# Checking the error message here guarantees that yytname, which does contain
+# C-string literals, does have the trigraph escaped correctly.  Thus, the
+# symbol name reported by the parser is exactly the same as that reported by
+# Bison itself.
 AT_DATA([experr],
-[[syntax error, unexpected "\\'?\"\a\b\f\n\r\t\v\001\201\001\201?\?!", expecting a
+[[syntax error, unexpected "\\'?\"\a\b\f\n\r\t\v\001\201\001\201??!", expecting a
 ]])
 AT_PARSER_CHECK([./input], 1, [], [experr])
 AT_CLEANUP
@@ -741,15 +754,6 @@ AT_CHECK([[cat tables.c]], 0,
        2,     2,     2,     2,     2,     2,     1,     2,     3,     4,
        5,     6
 };
-static const yytype_uint8 yyprhs[] =
-{
-       0,     0,     3,     5,     6,     9,    14
-};
-static const yytype_int8 yyrhs[] =
-{
-       8,     0,    -1,     9,    -1,    -1,    10,    11,    -1,     3,
-       4,     5,     8,    -1,     6,     8,    -1
-};
 static const yytype_uint8 yyrline[] =
 {
        0,     2,     2,     3,     3,     4,     5
@@ -763,32 +767,24 @@ static const yytype_uint16 yytoknum[] =
 {
        0,   256,   257,   258,   259,   260,   261
 };
-static const yytype_uint8 yyr1[] =
-{
-       0,     7,     8,     9,     9,    10,    11
-};
-static const yytype_uint8 yyr2[] =
+static const yytype_int8 yypact[] =
 {
-       0,     2,     1,     0,     2,     4,     2
+      -2,    -1,     4,    -8,     0,     2,    -8,    -2,    -8,    -2,
+      -8,    -8
 };
 static const yytype_uint8 yydefact[] =
 {
        3,     0,     0,     2,     0,     0,     1,     3,     4,     3,
        6,     5
 };
-static const yytype_int8 yydefgoto[] =
-{
-      -1,     2,     3,     4,     8
-};
-static const yytype_int8 yypact[] =
-{
-      -2,    -1,     4,    -8,     0,     2,    -8,    -2,    -8,    -2,
-      -8,    -8
-};
 static const yytype_int8 yypgoto[] =
 {
       -8,    -7,    -8,    -8,    -8
 };
+static const yytype_int8 yydefgoto[] =
+{
+      -1,     2,     3,     4,     8
+};
 static const yytype_uint8 yytable[] =
 {
       10,     1,    11,     5,     6,     0,     7,     9
@@ -802,6 +798,14 @@ static const yytype_uint8 yystos[] =
        0,     3,     8,     9,    10,     4,     0,     6,    11,     5,
        8,     8
 };
+static const yytype_uint8 yyr1[] =
+{
+       0,     7,     8,     9,     9,    10,    11
+};
+static const yytype_uint8 yyr2[] =
+{
+       0,     2,     1,     0,     2,     4,     2
+};
 ]])
 
 AT_CLEANUP
@@ -874,7 +878,7 @@ member: STRING
 AT_LALR1_CC_IF(
 [/* A C++ error reporting function. */
 void
-yy::parser::error (const location&, const std::string& m)
+yy::parser::error (const std::string& m)
 {
   std::cerr << m << std::endl;
 }
@@ -926,11 +930,7 @@ m4_define([AT_CHECK_DANCER],
 AT_BISON_OPTION_PUSHDEFS([$1])
 _AT_DATA_DANCER_Y([$1])
 AT_BISON_CHECK([-o dancer.c dancer.y])
-AT_LALR1_CC_IF(
-  [AT_BISON_CHECK([-o dancer.cc dancer.y])
-   AT_COMPILE_CXX([dancer])],
-  [AT_BISON_CHECK([-o dancer.c dancer.y])
-   AT_COMPILE([dancer])])
+AT_FULL_COMPILE([dancer])
 AT_PARSER_CHECK([./dancer], 1, [],
 [syntax error, unexpected ':'
 ])
@@ -977,7 +977,7 @@ t: A | B;
 AT_LALR1_CC_IF(
 [/* A C++ error reporting function. */
 void
-yy::parser::error (const location&, const std::string& m)
+yy::parser::error (const std::string& m)
 {
   std::cerr << m << std::endl;
 }
@@ -1026,11 +1026,7 @@ m4_define([AT_CHECK_EXPECT2],
 AT_BISON_OPTION_PUSHDEFS([$1])
 _AT_DATA_EXPECT2_Y([$1])
 AT_BISON_CHECK([-o expect2.c expect2.y])
-AT_LALR1_CC_IF(
-  [AT_BISON_CHECK([-o expect2.cc expect2.y])
-   AT_COMPILE_CXX([expect2])],
-  [AT_BISON_CHECK([-o expect2.c expect2.y])
-   AT_COMPILE([expect2])])
+AT_FULL_COMPILE([expect2])
 AT_PARSER_CHECK([./expect2], 1, [],
 [syntax error, unexpected '+', expecting A or B
 ])
@@ -1188,7 +1184,7 @@ AT_CLEANUP
 ## Token number in precedence declaration.  ##
 ## ---------------------------------------- ##
 
-AT_SETUP([[Token number in precedence declaration.]])
+AT_SETUP([[Token number in precedence declaration]])
 
 # POSIX says token numbers can be declared in %left, %right, and %nonassoc, but
 # we lost this in Bison 1.50.