# Checking the output filenames. -*- Autotest -*- # Copyright (C) 2000-2002, 2005-2012 Free Software Foundation, Inc. # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see . AT_BANNER([[Output file names.]]) # AT_CHECK_OUTPUT(INPUT-FILE, [DIRECTIVES], [FLAGS], EXPECTED-FILES, [SHELLIO], # [ADDITIONAL-TESTS], [PRE-TESTS]) # ----------------------------------------------------------------------------- m4_define([AT_CHECK_OUTPUT], [AT_SETUP([[Output files: $2 $3 $5]]) $7 for file in $1 $4; do case "$file" in */*) mkdir -p `echo "$file" | sed 's,/.*,,'`;; esac done AT_DATA([$1], [[$2 %% foo: {}; ]]) AT_BISON_CHECK([$3 $1 $5], 0) AT_CHECK([ls $4], [], [ignore]) $6 AT_CLEANUP ]) AT_CHECK_OUTPUT([foo.y], [], [-dv], [foo.output foo.tab.c foo.tab.h]) # Some versions of Valgrind (at least valgrind-3.6.0.SVN-Debian) report # "fgrep: write error: Bad file descriptor" when stdout is closed, so we # skip this test group during maintainer-check-valgrind. AT_CHECK_OUTPUT([foo.y], [], [-dv], [foo.output foo.tab.c foo.tab.h], [>&-], [], [AT_CHECK([[case "$PREBISON" in *valgrind*) exit 77;; esac]])]) AT_CHECK_OUTPUT([foo.y], [], [-dv -o foo.c], [foo.c foo.h foo.output]) AT_CHECK_OUTPUT([foo.y], [], [-dv -o foo.tab.c], [foo.output foo.tab.c foo.tab.h]) AT_CHECK_OUTPUT([foo.y], [], [-dv -y], [y.output y.tab.c y.tab.h]) AT_CHECK_OUTPUT([foo.y], [], [-dv -b bar], [bar.output bar.tab.c bar.tab.h]) AT_CHECK_OUTPUT([foo.y], [], [-dv -g -o foo.c], [foo.c foo.dot foo.h foo.output]) AT_CHECK_OUTPUT([foo.y], [%defines %verbose], [], [foo.output foo.tab.c foo.tab.h]) AT_CHECK_OUTPUT([foo.y], [%defines %verbose %yacc],[], [y.output y.tab.c y.tab.h]) AT_CHECK_OUTPUT([foo.yy], [%defines %verbose %yacc],[], [y.output y.tab.c y.tab.h]) # Exercise %output and %file-prefix including deprecated '=' AT_CHECK_OUTPUT([foo.y], [%file-prefix "bar" %defines %verbose], [], [bar.output bar.tab.c bar.tab.h]) AT_CHECK_OUTPUT([foo.y], [%output="bar.c" %defines %verbose %yacc],[], [bar.output bar.c bar.h]) AT_CHECK_OUTPUT([foo.y], [%file-prefix="baz" %output "bar.c" %defines %verbose %yacc], [], [bar.output bar.c bar.h]) # Check priorities of extension control. AT_CHECK_OUTPUT([foo.yy], [%defines %verbose], [], [foo.output foo.tab.cc foo.tab.hh]) AT_CHECK_OUTPUT([foo.yy], [%defines %verbose ], [-o foo.c], [foo.c foo.h foo.output]) AT_CHECK_OUTPUT([foo.yy], [], [--defines=foo.hpp -o foo.c++], [foo.c++ foo.hpp]) AT_CHECK_OUTPUT([foo.yy], [%defines "foo.hpp"], [-o foo.c++], [foo.c++ foo.hpp]) AT_CHECK_OUTPUT([foo.yy], [], [-o foo.c++ --graph=foo.gph], [foo.c++ foo.gph]) ## ------------ ## ## C++ output. ## ## ------------ ## m4_define([AT_CHECK_NO_SUBDIR_PART], [# Also make sure that the includes do not refer to the subdirectory. AT_CHECK([grep 'include .subdir/' $1.cc], 1, []) AT_CHECK([grep 'include .subdir/' $1.hh], 1, []) ]) AT_CHECK_OUTPUT([foo.yy], [%skeleton "lalr1.cc" %defines %verbose], [], [foo.tab.cc foo.tab.hh foo.output location.hh stack.hh position.hh]) AT_CHECK_OUTPUT([subdir/foo.yy], [%skeleton "lalr1.cc" %defines %verbose], [], [foo.tab.cc foo.tab.hh foo.output location.hh stack.hh position.hh], [], [AT_CHECK_NO_SUBDIR_PART([foo.tab])]) AT_CHECK_OUTPUT([subdir/foo.yy], [%skeleton "lalr1.cc" %defines %verbose], [-o subdir/foo.cc], [subdir/foo.cc subdir/foo.hh subdir/foo.output subdir/location.hh subdir/stack.hh subdir/position.hh], [], [AT_CHECK_NO_SUBDIR_PART([subdir/foo])]) AT_CHECK_OUTPUT([gram_dir/foo.yy], [%skeleton "lalr1.cc" %defines %verbose %file-prefix "output_dir/foo"], [], [output_dir/foo.tab.cc output_dir/foo.tab.hh output_dir/foo.output output_dir/location.hh output_dir/stack.hh output_dir/position.hh]) # AT_CHECK_CONFLICTING_OUTPUT(INPUT-FILE, DIRECTIVES, FLAGS, STDERR, # [EXIT-STATUS]) # ------------------------------------------------------------------ m4_define([AT_CHECK_CONFLICTING_OUTPUT], [AT_SETUP([Conflicting output files: $2 $3]) case "$1" in */*) mkdir `echo "$1" | sed 's,/.*,,'`;; esac AT_DATA([$1], [[$2 %% foo: {}; ]]) [cp ]$1[ expout] # Because an output file name conflict is still a warning, Bison exits # with status 0, so AT_BISON_CHECK does not realize that there may be no # output file against which to check the XML. AT_BISON_CHECK_NO_XML # avoids that problem. AT_BISON_CHECK_NO_XML([$3 $1], $5, [], [$4]) AT_CHECK([[cat $1]], [[0]], [expout]) AT_CLEANUP ]) AT_CHECK_CONFLICTING_OUTPUT([foo.y], [], [--graph="foo.tab.c"], [foo.y: warning: conflicting outputs to file 'foo.tab.c' ]) AT_CHECK_CONFLICTING_OUTPUT([foo.y], [%defines "foo.output"], [-v], [foo.y: warning: conflicting outputs to file 'foo.output' ]) AT_CHECK_CONFLICTING_OUTPUT([foo.y], [%skeleton "lalr1.cc" %defines], [--graph="location.hh"], [foo.y: warning: conflicting outputs to file 'location.hh' ]) AT_CHECK_CONFLICTING_OUTPUT([foo.y], [], [-o foo.y], [foo.y: error: refusing to overwrite the input file 'foo.y' ], 1) # AT_CHECK_OUTPUT_FILE_NAME(FILE-NAME-PREFIX, [ADDITIONAL-TESTS]) # --------------------------------------------------------------- m4_define([AT_CHECK_OUTPUT_FILE_NAME], [AT_SETUP([Output file name: $1]) AT_BISON_OPTION_PUSHDEFS # Skip if platform doesn't support file name. For example, Cygwin # doesn't support file names containing ":" or "\". AT_CHECK([[touch "]AS_ESCAPE([$1[.tmp]])[" || exit 77]]) AT_DATA_GRAMMAR([glr.y], [[%glr-parser %code { ]AT_YYERROR_DECLARE_EXTERN[ ]AT_YYLEX_DECLARE_EXTERN[ } %% start: {}; ]]) AT_BISON_CHECK([-o "AS_ESCAPE([$1.c])" --defines="AS_ESCAPE([$1.h])" glr.y]) AT_CHECK([ls "AS_ESCAPE([$1.c])" "AS_ESCAPE([$1.h])"], [], [ignore]) AT_COMPILE([glr.o], [-c "AS_ESCAPE([$1.c])"]) $2 AT_DATA_GRAMMAR([cxx.y], [[%skeleton "lalr1.cc" %code { int yylex (yy::parser::semantic_type*); } %% start: {}; ]]) AT_BISON_CHECK([-o "AS_ESCAPE([$1.c])" --defines="AS_ESCAPE([$1.h])" cxx.y]) AT_CHECK([ls "AS_ESCAPE([$1.c])" "AS_ESCAPE([$1.h])"], [], [ignore]) AT_COMPILE_CXX([cxx.o], [-c "AS_ESCAPE([$1.c])"]) $2 AT_BISON_OPTION_POPDEFS AT_CLEANUP ]) # Notice that the header file name here cannot contain # '"' since FILENAME in '#include "FILENAME"' cannot. AT_CHECK_OUTPUT_FILE_NAME([[`~!@#$%^&*()-=_+{}[]|\:;<>, .']]) dnl Work around a bug in m4_expand that broke AT_SETUP in autoconf 2.62, dnl by using the definition from 2.63. m4_version_prereq([2.63], [], [m4_define([m4_expand], [_$0(-=<{($1)}>=-)]) m4_define([_m4_expand], [m4_changequote([-=<{(], [)}>=-])$1m4_changequote([, ])])]) AT_CHECK_OUTPUT_FILE_NAME([[(]]) AT_CHECK_OUTPUT_FILE_NAME([[)]]) AT_CHECK_OUTPUT_FILE_NAME([[@%:@]]) AT_CHECK_OUTPUT_FILE_NAME([[@@]]) AT_CHECK_OUTPUT_FILE_NAME([[@{]]) AT_CHECK_OUTPUT_FILE_NAME([[@}]]) AT_CHECK_OUTPUT_FILE_NAME([[@<:@]]) AT_CHECK_OUTPUT_FILE_NAME([[@:>@]]) # AT_TEST(SETUP-NAME, GRAMMAR, DOT-BODY) # -------------------------------------- # Check that the DOT graph for GRAMMAR is DOT-BODY. m4_pushdef([AT_TEST], [AT_SETUP([$1]) AT_KEYWORDS([[graph]]) AT_DATA([[input.y]], [$2]) AT_BISON_CHECK([[-rall --graph input.y]], [0], [[]], [[ignore]]) AT_CHECK([[grep -v // input.dot]], [0], [[ digraph "input.y" { node [fontname = courier, shape = box, colorscheme = paired6] edge [fontname = courier] ]$3[} ]]) AT_CLEANUP ]) ## ------------------------ ## ## Graph with no conflicts. ## ## ------------------------ ## AT_TEST([Graph with no conflicts], [[%% exp: a '?' b; a: ; b: 'b'; ]], [[ 0 [label="State 0\n\l 0 $accept: . exp $end\l 1 exp: . a '?' b\l 2 a: .\l"] 0 -> 1 [style=dashed label="exp"] 0 -> 2 [style=dashed label="a"] 0 -> "0R2" [style=solid] "0R2" [label="R2", fillcolor=3, shape=diamond, style=filled] 1 [label="State 1\n\l 0 $accept: exp . $end\l"] 1 -> 3 [style=solid label="$end"] 2 [label="State 2\n\l 1 exp: a . '?' b\l"] 2 -> 4 [style=solid label="'?'"] 3 [label="State 3\n\l 0 $accept: exp $end .\l"] 3 -> "3R0" [style=solid] "3R0" [label="Acc", fillcolor=1, shape=diamond, style=filled] 4 [label="State 4\n\l 1 exp: a '?' . b\l 3 b: . 'b'\l"] 4 -> 5 [style=solid label="'b'"] 4 -> 6 [style=dashed label="b"] 5 [label="State 5\n\l 3 b: 'b' .\l"] 5 -> "5R3" [style=solid] "5R3" [label="R3", fillcolor=3, shape=diamond, style=filled] 6 [label="State 6\n\l 1 exp: a '?' b .\l"] 6 -> "6R1" [style=solid] "6R1" [label="R1", fillcolor=3, shape=diamond, style=filled] ]]) ## ------------------------ ## ## Graph with unsolved S/R. ## ## ------------------------ ## AT_TEST([Graph with unsolved S/R], [[%% start: 'a' | empty_a 'a' | 'b' | empty_b 'b' | 'c' | empty_c 'c' ; empty_a: %prec 'a'; empty_b: %prec 'b'; empty_c: %prec 'c'; ]], [[ 0 [label="State 0\n\l 0 $accept: . start $end\l 1 start: . 'a'\l 2 | . empty_a 'a'\l 3 | . 'b'\l 4 | . empty_b 'b'\l 5 | . 'c'\l 6 | . empty_c 'c'\l 7 empty_a: . ['a']\l 8 empty_b: . ['b']\l 9 empty_c: . ['c']\l"] 0 -> 1 [style=solid label="'a'"] 0 -> 2 [style=solid label="'b'"] 0 -> 3 [style=solid label="'c'"] 0 -> 4 [style=dashed label="start"] 0 -> 5 [style=dashed label="empty_a"] 0 -> 6 [style=dashed label="empty_b"] 0 -> 7 [style=dashed label="empty_c"] 0 -> "0R7d" [label="['a']", style=solid] "0R7d" [label="R7", fillcolor=5, shape=diamond, style=filled] 0 -> "0R8d" [label="['b']", style=solid] "0R8d" [label="R8", fillcolor=5, shape=diamond, style=filled] 0 -> "0R9d" [label="['c']", style=solid] "0R9d" [label="R9", fillcolor=5, shape=diamond, style=filled] 1 [label="State 1\n\l 1 start: 'a' .\l"] 1 -> "1R1" [style=solid] "1R1" [label="R1", fillcolor=3, shape=diamond, style=filled] 2 [label="State 2\n\l 3 start: 'b' .\l"] 2 -> "2R3" [style=solid] "2R3" [label="R3", fillcolor=3, shape=diamond, style=filled] 3 [label="State 3\n\l 5 start: 'c' .\l"] 3 -> "3R5" [style=solid] "3R5" [label="R5", fillcolor=3, shape=diamond, style=filled] 4 [label="State 4\n\l 0 $accept: start . $end\l"] 4 -> 8 [style=solid label="$end"] 5 [label="State 5\n\l 2 start: empty_a . 'a'\l"] 5 -> 9 [style=solid label="'a'"] 6 [label="State 6\n\l 4 start: empty_b . 'b'\l"] 6 -> 10 [style=solid label="'b'"] 7 [label="State 7\n\l 6 start: empty_c . 'c'\l"] 7 -> 11 [style=solid label="'c'"] 8 [label="State 8\n\l 0 $accept: start $end .\l"] 8 -> "8R0" [style=solid] "8R0" [label="Acc", fillcolor=1, shape=diamond, style=filled] 9 [label="State 9\n\l 2 start: empty_a 'a' .\l"] 9 -> "9R2" [style=solid] "9R2" [label="R2", fillcolor=3, shape=diamond, style=filled] 10 [label="State 10\n\l 4 start: empty_b 'b' .\l"] 10 -> "10R4" [style=solid] "10R4" [label="R4", fillcolor=3, shape=diamond, style=filled] 11 [label="State 11\n\l 6 start: empty_c 'c' .\l"] 11 -> "11R6" [style=solid] "11R6" [label="R6", fillcolor=3, shape=diamond, style=filled] ]]) ## ---------------------- ## ## Graph with solved S/R. ## ## ---------------------- ## AT_TEST([Graph with solved S/R], [[%left 'a' %right 'b' %right 'c' %% start: 'a' | empty_a 'a' | 'b' | empty_b 'b' | 'c' | empty_c 'c' ; empty_a: %prec 'a'; empty_b: %prec 'b'; empty_c: %prec 'c'; ]], [[ 0 [label="State 0\n\l 0 $accept: . start $end\l 1 start: . 'a'\l 2 | . empty_a 'a'\l 3 | . 'b'\l 4 | . empty_b 'b'\l 5 | . 'c'\l 6 | . empty_c 'c'\l 7 empty_a: . ['a']\l 8 empty_b: . []\l 9 empty_c: . []\l"] 0 -> 1 [style=solid label="'b'"] 0 -> 2 [style=solid label="'c'"] 0 -> 3 [style=dashed label="start"] 0 -> 4 [style=dashed label="empty_a"] 0 -> 5 [style=dashed label="empty_b"] 0 -> 6 [style=dashed label="empty_c"] 0 -> "0R7" [style=solid] "0R7" [label="R7", fillcolor=3, shape=diamond, style=filled] 1 [label="State 1\n\l 3 start: 'b' .\l"] 1 -> "1R3" [style=solid] "1R3" [label="R3", fillcolor=3, shape=diamond, style=filled] 2 [label="State 2\n\l 5 start: 'c' .\l"] 2 -> "2R5" [style=solid] "2R5" [label="R5", fillcolor=3, shape=diamond, style=filled] 3 [label="State 3\n\l 0 $accept: start . $end\l"] 3 -> 7 [style=solid label="$end"] 4 [label="State 4\n\l 2 start: empty_a . 'a'\l"] 4 -> 8 [style=solid label="'a'"] 5 [label="State 5\n\l 4 start: empty_b . 'b'\l"] 5 -> 9 [style=solid label="'b'"] 6 [label="State 6\n\l 6 start: empty_c . 'c'\l"] 6 -> 10 [style=solid label="'c'"] 7 [label="State 7\n\l 0 $accept: start $end .\l"] 7 -> "7R0" [style=solid] "7R0" [label="Acc", fillcolor=1, shape=diamond, style=filled] 8 [label="State 8\n\l 2 start: empty_a 'a' .\l"] 8 -> "8R2" [style=solid] "8R2" [label="R2", fillcolor=3, shape=diamond, style=filled] 9 [label="State 9\n\l 4 start: empty_b 'b' .\l"] 9 -> "9R4" [style=solid] "9R4" [label="R4", fillcolor=3, shape=diamond, style=filled] 10 [label="State 10\n\l 6 start: empty_c 'c' .\l"] 10 -> "10R6" [style=solid] "10R6" [label="R6", fillcolor=3, shape=diamond, style=filled] ]]) ## ---------------- ## ## Graph with R/R. ## ## ---------------- ## AT_TEST([Graph with R/R], [[%% exp: a | b; a: ; b: ; ]], [[ 0 [label="State 0\n\l 0 $accept: . exp $end\l 1 exp: . a\l 2 | . b\l 3 a: . [$end]\l 4 b: . [$end]\l"] 0 -> 1 [style=dashed label="exp"] 0 -> 2 [style=dashed label="a"] 0 -> 3 [style=dashed label="b"] 0 -> "0R3" [style=solid] "0R3" [label="R3", fillcolor=3, shape=diamond, style=filled] 0 -> "0R4d" [label="[$end]", style=solid] "0R4d" [label="R4", fillcolor=5, shape=diamond, style=filled] 1 [label="State 1\n\l 0 $accept: exp . $end\l"] 1 -> 4 [style=solid label="$end"] 2 [label="State 2\n\l 1 exp: a .\l"] 2 -> "2R1" [style=solid] "2R1" [label="R1", fillcolor=3, shape=diamond, style=filled] 3 [label="State 3\n\l 2 exp: b .\l"] 3 -> "3R2" [style=solid] "3R2" [label="R2", fillcolor=3, shape=diamond, style=filled] 4 [label="State 4\n\l 0 $accept: exp $end .\l"] 4 -> "4R0" [style=solid] "4R0" [label="Acc", fillcolor=1, shape=diamond, style=filled] ]]) ## ---------------------------------------- ## ## Graph with reductions with multiple LAT. ## ## ---------------------------------------- ## AT_TEST([Graph with reductions with multiple LAT], [[%% exp: a ';' | a ';' | a '.' | b '?' | b '!' | c '?' | c ';'; a: ; b: ; c: ; ]], [[ 0 [label="State 0\n\l 0 $accept: . exp $end\l 1 exp: . a ';'\l 2 | . a ';'\l 3 | . a '.'\l 4 | . b '?'\l 5 | . b '!'\l 6 | . c '?'\l 7 | . c ';'\l 8 a: . [';', '.']\l 9 b: . ['?', '!']\l 10 c: . [';', '?']\l"] 0 -> 1 [style=dashed label="exp"] 0 -> 2 [style=dashed label="a"] 0 -> 3 [style=dashed label="b"] 0 -> 4 [style=dashed label="c"] 0 -> "0R8" [style=solid] "0R8" [label="R8", fillcolor=3, shape=diamond, style=filled] 0 -> "0R9" [label="['?', '!']", style=solid] "0R9" [label="R9", fillcolor=3, shape=diamond, style=filled] 0 -> "0R10d" [label="[';', '?']", style=solid] "0R10d" [label="R10", fillcolor=5, shape=diamond, style=filled] 1 [label="State 1\n\l 0 $accept: exp . $end\l"] 1 -> 5 [style=solid label="$end"] 2 [label="State 2\n\l 1 exp: a . ';'\l 2 | a . ';'\l 3 | a . '.'\l"] 2 -> 6 [style=solid label="';'"] 2 -> 7 [style=solid label="'.'"] 3 [label="State 3\n\l 4 exp: b . '?'\l 5 | b . '!'\l"] 3 -> 8 [style=solid label="'?'"] 3 -> 9 [style=solid label="'!'"] 4 [label="State 4\n\l 6 exp: c . '?'\l 7 | c . ';'\l"] 4 -> 10 [style=solid label="';'"] 4 -> 11 [style=solid label="'?'"] 5 [label="State 5\n\l 0 $accept: exp $end .\l"] 5 -> "5R0" [style=solid] "5R0" [label="Acc", fillcolor=1, shape=diamond, style=filled] 6 [label="State 6\n\l 1 exp: a ';' . [$end]\l 2 | a ';' . [$end]\l"] 6 -> "6R1" [style=solid] "6R1" [label="R1", fillcolor=3, shape=diamond, style=filled] 6 -> "6R2d" [label="[$end]", style=solid] "6R2d" [label="R2", fillcolor=5, shape=diamond, style=filled] 7 [label="State 7\n\l 3 exp: a '.' .\l"] 7 -> "7R3" [style=solid] "7R3" [label="R3", fillcolor=3, shape=diamond, style=filled] 8 [label="State 8\n\l 4 exp: b '?' .\l"] 8 -> "8R4" [style=solid] "8R4" [label="R4", fillcolor=3, shape=diamond, style=filled] 9 [label="State 9\n\l 5 exp: b '!' .\l"] 9 -> "9R5" [style=solid] "9R5" [label="R5", fillcolor=3, shape=diamond, style=filled] 10 [label="State 10\n\l 7 exp: c ';' .\l"] 10 -> "10R7" [style=solid] "10R7" [label="R7", fillcolor=3, shape=diamond, style=filled] 11 [label="State 11\n\l 6 exp: c '?' .\l"] 11 -> "11R6" [style=solid] "11R6" [label="R6", fillcolor=3, shape=diamond, style=filled] ]]) ## ------------------------------------------------------ ## ## Graph with a reduction rule both enabled and disabled. ## ## ------------------------------------------------------ ## AT_TEST([Graph with a reduction rule both enabled and disabled], [[%% exp: ifexp | opexp | imm; ifexp: "if" exp "then" exp elseexp; elseexp: "else" exp | ; opexp: exp '+' exp; imm: '0'; ]], [[ 0 [label="State 0\n\l 0 $accept: . exp $end\l 1 exp: . ifexp\l 2 | . opexp\l 3 | . imm\l 4 ifexp: . \"if\" exp \"then\" exp elseexp\l 7 opexp: . exp '+' exp\l 8 imm: . '0'\l"] 0 -> 1 [style=solid label="\"if\""] 0 -> 2 [style=solid label="'0'"] 0 -> 3 [style=dashed label="exp"] 0 -> 4 [style=dashed label="ifexp"] 0 -> 5 [style=dashed label="opexp"] 0 -> 6 [style=dashed label="imm"] 1 [label="State 1\n\l 1 exp: . ifexp\l 2 | . opexp\l 3 | . imm\l 4 ifexp: . \"if\" exp \"then\" exp elseexp\l 4 | \"if\" . exp \"then\" exp elseexp\l 7 opexp: . exp '+' exp\l 8 imm: . '0'\l"] 1 -> 1 [style=solid label="\"if\""] 1 -> 2 [style=solid label="'0'"] 1 -> 7 [style=dashed label="exp"] 1 -> 4 [style=dashed label="ifexp"] 1 -> 5 [style=dashed label="opexp"] 1 -> 6 [style=dashed label="imm"] 2 [label="State 2\n\l 8 imm: '0' .\l"] 2 -> "2R8" [style=solid] "2R8" [label="R8", fillcolor=3, shape=diamond, style=filled] 3 [label="State 3\n\l 0 $accept: exp . $end\l 7 opexp: exp . '+' exp\l"] 3 -> 8 [style=solid label="$end"] 3 -> 9 [style=solid label="'+'"] 4 [label="State 4\n\l 1 exp: ifexp .\l"] 4 -> "4R1" [style=solid] "4R1" [label="R1", fillcolor=3, shape=diamond, style=filled] 5 [label="State 5\n\l 2 exp: opexp .\l"] 5 -> "5R2" [style=solid] "5R2" [label="R2", fillcolor=3, shape=diamond, style=filled] 6 [label="State 6\n\l 3 exp: imm .\l"] 6 -> "6R3" [style=solid] "6R3" [label="R3", fillcolor=3, shape=diamond, style=filled] 7 [label="State 7\n\l 4 ifexp: \"if\" exp . \"then\" exp elseexp\l 7 opexp: exp . '+' exp\l"] 7 -> 10 [style=solid label="\"then\""] 7 -> 9 [style=solid label="'+'"] 8 [label="State 8\n\l 0 $accept: exp $end .\l"] 8 -> "8R0" [style=solid] "8R0" [label="Acc", fillcolor=1, shape=diamond, style=filled] 9 [label="State 9\n\l 1 exp: . ifexp\l 2 | . opexp\l 3 | . imm\l 4 ifexp: . \"if\" exp \"then\" exp elseexp\l 7 opexp: . exp '+' exp\l 7 | exp '+' . exp\l 8 imm: . '0'\l"] 9 -> 1 [style=solid label="\"if\""] 9 -> 2 [style=solid label="'0'"] 9 -> 11 [style=dashed label="exp"] 9 -> 4 [style=dashed label="ifexp"] 9 -> 5 [style=dashed label="opexp"] 9 -> 6 [style=dashed label="imm"] 10 [label="State 10\n\l 1 exp: . ifexp\l 2 | . opexp\l 3 | . imm\l 4 ifexp: . \"if\" exp \"then\" exp elseexp\l 4 | \"if\" exp \"then\" . exp elseexp\l 7 opexp: . exp '+' exp\l 8 imm: . '0'\l"] 10 -> 1 [style=solid label="\"if\""] 10 -> 2 [style=solid label="'0'"] 10 -> 12 [style=dashed label="exp"] 10 -> 4 [style=dashed label="ifexp"] 10 -> 5 [style=dashed label="opexp"] 10 -> 6 [style=dashed label="imm"] 11 [label="State 11\n\l 7 opexp: exp . '+' exp\l 7 | exp '+' exp . [$end, \"then\", \"else\", '+']\l"] 11 -> 9 [style=solid label="'+'"] 11 -> "11R7d" [label="['+']", style=solid] "11R7d" [label="R7", fillcolor=5, shape=diamond, style=filled] 11 -> "11R7" [style=solid] "11R7" [label="R7", fillcolor=3, shape=diamond, style=filled] 12 [label="State 12\n\l 4 ifexp: \"if\" exp \"then\" exp . elseexp\l 5 elseexp: . \"else\" exp\l 6 | . [$end, \"then\", \"else\", '+']\l 7 opexp: exp . '+' exp\l"] 12 -> 13 [style=solid label="\"else\""] 12 -> 9 [style=solid label="'+'"] 12 -> 14 [style=dashed label="elseexp"] 12 -> "12R6d" [label="[\"else\", '+']", style=solid] "12R6d" [label="R6", fillcolor=5, shape=diamond, style=filled] 12 -> "12R6" [style=solid] "12R6" [label="R6", fillcolor=3, shape=diamond, style=filled] 13 [label="State 13\n\l 1 exp: . ifexp\l 2 | . opexp\l 3 | . imm\l 4 ifexp: . \"if\" exp \"then\" exp elseexp\l 5 elseexp: \"else\" . exp\l 7 opexp: . exp '+' exp\l 8 imm: . '0'\l"] 13 -> 1 [style=solid label="\"if\""] 13 -> 2 [style=solid label="'0'"] 13 -> 15 [style=dashed label="exp"] 13 -> 4 [style=dashed label="ifexp"] 13 -> 5 [style=dashed label="opexp"] 13 -> 6 [style=dashed label="imm"] 14 [label="State 14\n\l 4 ifexp: \"if\" exp \"then\" exp elseexp .\l"] 14 -> "14R4" [style=solid] "14R4" [label="R4", fillcolor=3, shape=diamond, style=filled] 15 [label="State 15\n\l 5 elseexp: \"else\" exp . [$end, \"then\", \"else\", '+']\l 7 opexp: exp . '+' exp\l"] 15 -> 9 [style=solid label="'+'"] 15 -> "15R5d" [label="['+']", style=solid] "15R5d" [label="R5", fillcolor=5, shape=diamond, style=filled] 15 -> "15R5" [style=solid] "15R5" [label="R5", fillcolor=3, shape=diamond, style=filled] ]]) m4_popdef([AT_TEST])