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authorNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
committerNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
commite0c6872cf40896c7be36b11dcc744620f10adf1d (patch)
tree60335e10d2f4354b0674ec22d7b53f0f8abee672 /web/yacco2/grammar-testsuite/dp_2.lex
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+/*
+Author: Dave Bone
+FILE: dp_2.lex
+Date: 7 mar 2014
+Purpose: Test out compiler/compiler with Deremer and Pennello lair grammar page 633
+*/
+/@
+@** Deremer and Pennello page 633 Lalr(0) Grammar.\fbreak
+Efficient Computation of LALR(1) Look-Ahead Sets\fbreak
+ACM Transactions on Programming Languages and Systems, 4(4):615—649, 1982\fbreak
+@/
+fsm
+(fsm-id "dp_2.lex",fsm-filename dp_2,fsm-namespace NS_dp_2
+,fsm-class Cdp_2
+,fsm-version "1.0",fsm-date "7 mar 2014",fsm-debug "false"
+,fsm-comments "LR(0) Deremer and Pennello grammar from page 633.")
+@"/usr/local/yacco2/compiler/grammars/yacco2_T_includes.T"
+
+rules{
+Rs(){
+ -> Rs1 eog
+}
+
+Rs1(){
+ -> c d
+ -> a Rb d
+ -> Rc Rb g
+}
+
+Rb(){
+ -> Rd Re
+}
+
+Rc(){
+ -> c
+}
+
+Rd(){
+ ->
+}
+
+Re(){
+ ->
+}
+}
+