X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/3112e7a82b61724d5a240a60ffeaee613431f85d..d4e985d587a0111c8ad39cd56b815a7f63540116:/tests/actions.at diff --git a/tests/actions.at b/tests/actions.at index b2d5e9d1..5e897a2e 100644 --- a/tests/actions.at +++ b/tests/actions.at @@ -69,6 +69,183 @@ AT_PARSER_CHECK([./input], 0, AT_CLEANUP +## ------------------ ## +## Initial location. ## +## ------------------ ## + +# AT_TEST(SKELETON-NAME, DIRECTIVES, [MORE-DIRECTIVES], [LOCATION = 1.1]) +# ----------------------------------------------------------------------- +# Check that the initial location is correct. +m4_pushdef([AT_TEST], +[AT_SETUP([Initial location: $1 $2]) + +AT_BISON_OPTION_PUSHDEFS([%locations %skeleton "$1" $2]) +AT_DATA_GRAMMAR([[input.y]], +[[%defines /* FIXME: Required by lalr1.cc in Bison 2.6. */ +%locations +%debug +%skeleton "$1" +]$2[ +]$3[ +%code +{ +# include +# include // getenv +]AT_YYERROR_DECLARE[ +]AT_YYLEX_DECLARE[ +} +%% +exp: { ]AT_SKEL_CC_IF([[std::cerr << @$ << std::endl]], + [[YY_LOCATION_PRINT(stderr, @$); fputc ('\n', stderr)]])[; } +%% +]AT_YYERROR_DEFINE[ + +]AT_YYLEX_PROTOTYPE[ +{]AT_PURE_IF([ + YYUSE(lvalp); + YYUSE(llocp);], [AT_SKEL_CC_IF([ + YYUSE(lvalp); + YYUSE(llocp);])])[ + return 'x'; +} + +int +main (void) +{]AT_SKEL_CC_IF([[ + yy::parser p; + p.set_debug_level (!!getenv("YYDEBUG")); + return p.parse ();]], [[ + yydebug = !!getenv("YYDEBUG"); + return !!yyparse (]AT_PARAM_IF([0])[);]])[ +} +]]) + +AT_FULL_COMPILE([input]) +AT_PARSER_CHECK([./input], 1, [], +[m4_default([$4], [1.1]) +m4_default([$4], [1.1])[: syntax error +]]) +AT_BISON_OPTION_POPDEFS +AT_CLEANUP +]) + +## FIXME: test Java, and iterate over skeletons. +AT_TEST([yacc.c]) +AT_TEST([yacc.c], [%define api.pure full]) +AT_TEST([yacc.c], [%define api.pure %parse-param { int x }]) +AT_TEST([yacc.c], [%define api.push-pull both]) +AT_TEST([yacc.c], [%define api.push-pull both %define api.pure full]) +AT_TEST([glr.c]) +AT_TEST([glr.c], [%define api.pure]) +AT_TEST([lalr1.cc]) +AT_TEST([glr.cc]) + +## A very different test, based on PostgreSQL's implementation of the +## locations. See +## http://lists.gnu.org/archive/html/bug-bison/2012-11/msg00023.html +## +## Weirdly enough, to trigger the warning with GCC 4.7, we must not +## use fprintf, so run the test twice: once to check the warning +## (absence thereof), and another time to check the value. +AT_TEST([yacc.c], [%define api.pure full], +[[%{ +# define YYLTYPE int +# define YY_LOCATION_PRINT(Stream, Loc) \ + (void) (Loc) +# define YYLLOC_DEFAULT(Current, Rhs, N) \ + (Current) = ((Rhs)[N ? 1 : 0]) +%} +]], +[@&t@]) + +AT_TEST([yacc.c], [%define api.pure full], +[[%{ +# define YYLTYPE int +# define YY_LOCATION_PRINT(Stream, Loc) \ + fprintf ((Stream), "%d", (Loc)) +# define YYLLOC_DEFAULT(Current, Rhs, N) \ + (Current) = ((Rhs)[N ? 1 : 0]) +%} +]], +[0]) + + +m4_popdef([AT_TEST]) + + + +## ---------------- ## +## Location Print. ## +## ---------------- ## + +# AT_TEST(SKELETON-NAME, DIRECTIVES, [MORE-DIRECTIVES], [LOCATION = 1.1]) +# ----------------------------------------------------------------------- +# Check that the initial location is correct. +m4_pushdef([AT_TEST], +[AT_SETUP([Location print: $1 $2]) + +AT_BISON_OPTION_PUSHDEFS([%locations %skeleton "$1" $2]) +AT_DATA_GRAMMAR([[input.y]], +[[%defines /* FIXME: Required by lalr1.cc in Bison 2.6. */ +%locations +%debug +%skeleton "$1" +]$2[ +]$3[ +%code +{ +# include +# include // getenv +]AT_YYERROR_DECLARE[ +]AT_YYLEX_DECLARE[ +} +%% +exp:; +%% +]AT_YYERROR_DEFINE[ +]AT_YYLEX_DEFINE[ + +int +main (void) +{ +#define TEST(L1, C1, L2, C2) \ + ]AT_LOC_FIRST_LINE[ = L1; \ + ]AT_LOC_FIRST_COLUMN[ = C1; \ + ]AT_LOC_LAST_LINE[ = L2; \ + ]AT_LOC_LAST_COLUMN[ = C2; \ + ]YY_LOCATION_PRINT(stdout, AT_LOC)[;\ + putchar ('\n'); + + TEST(1, 1, 1, 1); + TEST(2, 1, 2, 10); + TEST(3, 1, 4, 1); + TEST(5, 1, 6, 10); + + TEST(7, 2, 0, 2); + TEST(8, 0, 8, 0); +} +]]) + +AT_FULL_COMPILE([input]) +AT_PARSER_CHECK([./input], 0, +[[1.1 +2.1-9 +3.1-4.0 +5.1-6.9 +7.2 +8.0 +]]) +AT_BISON_OPTION_POPDEFS +AT_CLEANUP +]) + +## FIXME: test Java, and iterate over skeletons. +AT_TEST([yacc.c]) +AT_TEST([glr.c]) +#AT_TEST([lalr1.cc]) +#AT_TEST([glr.cc]) + +m4_popdef([AT_TEST]) @@ -263,7 +440,7 @@ input: V(input, $$, @$, ": /* Nothing */\n"); } | line input /* Right recursive to load the stack so that popping at - END can be exercised. */ + END can be exercised. */ { $$ = 2; V(input, $$, @$, ": "); @@ -651,29 +828,29 @@ AT_PARSER_CHECK([./input], 1, ]], [[Starting parse Entering state 0 -Reading a token: Next token is token 'a' (1.1-1.1: <> printer for 'a' @ 1) -Shifting token 'a' (1.1-1.1: <> printer for 'a' @ 1) +Reading a token: Next token is token 'a' (1.1: <> printer for 'a' @ 1) +Shifting token 'a' (1.1: <> printer for 'a' @ 1) Entering state 1 -Reading a token: Next token is token 'b' (1.2-1.2: 'b'/'c' printer for 'b' @ 2) -Shifting token 'b' (1.2-1.2: 'b'/'c' printer for 'b' @ 2) +Reading a token: Next token is token 'b' (1.2: 'b'/'c' printer for 'b' @ 2) +Shifting token 'b' (1.2: 'b'/'c' printer for 'b' @ 2) Entering state 3 -Reading a token: Next token is token 'c' (1.3-1.3: 'b'/'c' printer for 'c' @ 3) -Shifting token 'c' (1.3-1.3: 'b'/'c' printer for 'c' @ 3) +Reading a token: Next token is token 'c' (1.3: 'b'/'c' printer for 'c' @ 3) +Shifting token 'c' (1.3: 'b'/'c' printer for 'c' @ 3) Entering state 5 -Reading a token: Next token is token 'd' (1.4-1.4: <> printer for 'd' @ 4) -Shifting token 'd' (1.4-1.4: <> printer for 'd' @ 4) +Reading a token: Next token is token 'd' (1.4: <> printer for 'd' @ 4) +Shifting token 'd' (1.4: <> printer for 'd' @ 4) Entering state 6 Reading a token: Now at end of input. -1.5-4: syntax error, unexpected $end, expecting 'e' -Error: popping token 'd' (1.4-1.4: <> printer for 'd' @ 4) +1.5: syntax error, unexpected $end, expecting 'e' +Error: popping token 'd' (1.4: <> printer for 'd' @ 4) Stack now 0 1 3 5 -Error: popping token 'c' (1.3-1.3: 'b'/'c' printer for 'c' @ 3) +Error: popping token 'c' (1.3: 'b'/'c' printer for 'c' @ 3) Stack now 0 1 3 -Error: popping token 'b' (1.2-1.2: 'b'/'c' printer for 'b' @ 2) +Error: popping token 'b' (1.2: 'b'/'c' printer for 'b' @ 2) Stack now 0 1 -Error: popping token 'a' (1.1-1.1: <> printer for 'a' @ 1) +Error: popping token 'a' (1.1: <> printer for 'a' @ 1) Stack now 0 -Cleanup: discarding lookahead token $end (1.5-1.5: ) +Cleanup: discarding lookahead token $end (1.5: ) Stack now 0 ]]) @@ -824,10 +1001,6 @@ AT_DATA_GRAMMAR([[input]]$1[[.y]], [[%error-verbose %debug %locations -%initial-action { - @$.first_line = @$.last_line = 1; - @$.first_column = @$.last_column = 1; -} %{ # include @@ -894,16 +1067,16 @@ AT_PARSER_CHECK([./input$1], 0, ]], [[Starting parse Entering state 0 -Reducing stack by rule 1 (line 46): --> $$ = nterm start (1.1-1.1: <]]kind[[> for 'S' @ 1) +Reducing stack by rule 1 (line 42): +-> $$ = nterm start (1.1: <]]kind[[> for 'S' @ 1) Stack now 0 Entering state 1 Reading a token: Now at end of input. -Shifting token END (1.1-1.1: <]]kind[[> for 'E' @ 1) +Shifting token END (1.1: <]]kind[[> for 'E' @ 1) Entering state 2 Stack now 0 1 2 -Cleanup: popping token END (1.1-1.1: <]]kind[[> for 'E' @ 1) -Cleanup: popping nterm start (1.1-1.1: <]]kind[[> for 'S' @ 1) +Cleanup: popping token END (1.1: <]]kind[[> for 'E' @ 1) +Cleanup: popping nterm start (1.1: <]]kind[[> for 'S' @ 1) ]]) m4_popdef([kind]) @@ -1290,17 +1463,6 @@ AT_DATA_GRAMMAR([[input.y]], %printer { report (yyo, $$, $$ ); } ; %printer { report (yyo, $$, $$); } <>; -]AT_SKEL_CC_IF([[ -/* The lalr1.cc skeleton, for backward compatibility, defines - a constructor for position that initializes the filename. The - glr.cc skeleton does not (and in fact cannot: location/position - are stored in a union, from which objects with constructors are - excluded in C++). */ -%initial-action { - @$.initialize (); -} -]])[ - %initial-action { $$ = 42; @@ -1424,41 +1586,41 @@ AT_BISON_OPTION_POPDEFS AT_BISON_CHECK([[-o input.c input.y]], [0], [], [[input.y:8.48: warning: a ';' might be needed at the end of action code -input.y:8.48: warning: future versions of Bison will not add the ';' +input.y:8.48: future versions of Bison will not add the ';' input.y:9.48: warning: a ';' might be needed at the end of action code -input.y:9.48: warning: future versions of Bison will not add the ';' +input.y:9.48: future versions of Bison will not add the ';' input.y:10.48: warning: a ';' might be needed at the end of action code -input.y:10.48: warning: future versions of Bison will not add the ';' +input.y:10.48: future versions of Bison will not add the ';' input.y:11.48: warning: a ';' might be needed at the end of action code -input.y:11.48: warning: future versions of Bison will not add the ';' +input.y:11.48: future versions of Bison will not add the ';' input.y:12.48: warning: a ';' might be needed at the end of action code -input.y:12.48: warning: future versions of Bison will not add the ';' +input.y:12.48: future versions of Bison will not add the ';' input.y:13.48: warning: a ';' might be needed at the end of action code -input.y:13.48: warning: future versions of Bison will not add the ';' +input.y:13.48: future versions of Bison will not add the ';' input.y:20.1: warning: a ';' might be needed at the end of action code -input.y:20.1: warning: future versions of Bison will not add the ';' +input.y:20.1: future versions of Bison will not add the ';' input.y:21.1: warning: a ';' might be needed at the end of action code -input.y:21.1: warning: future versions of Bison will not add the ';' +input.y:21.1: future versions of Bison will not add the ';' input.y:22.1: warning: a ';' might be needed at the end of action code -input.y:22.1: warning: future versions of Bison will not add the ';' +input.y:22.1: future versions of Bison will not add the ';' input.y:23.1: warning: a ';' might be needed at the end of action code -input.y:23.1: warning: future versions of Bison will not add the ';' +input.y:23.1: future versions of Bison will not add the ';' input.y:24.1: warning: a ';' might be needed at the end of action code -input.y:24.1: warning: future versions of Bison will not add the ';' +input.y:24.1: future versions of Bison will not add the ';' input.y:25.1: warning: a ';' might be needed at the end of action code -input.y:25.1: warning: future versions of Bison will not add the ';' +input.y:25.1: future versions of Bison will not add the ';' input.y:31.1: warning: a ';' might be needed at the end of action code -input.y:31.1: warning: future versions of Bison will not add the ';' +input.y:31.1: future versions of Bison will not add the ';' input.y:32.1: warning: a ';' might be needed at the end of action code -input.y:32.1: warning: future versions of Bison will not add the ';' +input.y:32.1: future versions of Bison will not add the ';' input.y:33.1: warning: a ';' might be needed at the end of action code -input.y:33.1: warning: future versions of Bison will not add the ';' +input.y:33.1: future versions of Bison will not add the ';' input.y:34.1: warning: a ';' might be needed at the end of action code -input.y:34.1: warning: future versions of Bison will not add the ';' +input.y:34.1: future versions of Bison will not add the ';' input.y:35.1: warning: a ';' might be needed at the end of action code -input.y:35.1: warning: future versions of Bison will not add the ';' +input.y:35.1: future versions of Bison will not add the ';' input.y:36.1: warning: a ';' might be needed at the end of action code -input.y:36.1: warning: future versions of Bison will not add the ';' +input.y:36.1: future versions of Bison will not add the ';' ]]) AT_MATCHES_CHECK([input.c], [[/\* TEST:N:2 \*/ \}$]], [[3]])