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Prepare for StatementList

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This commit is contained in:
Markus Hauschild
2013-06-01 01:53:15 +02:00
parent 1926014f00
commit b45834151b
2 changed files with 5 additions and 4 deletions
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7
grammar/grammar.y
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@@ -14,6 +14,7 @@
#include "AST/Expression.h"
#include "AST/ParameterList.h"
#include "AST/Statement.h"
#include "AST/StatementList.h"
#include "AST/Type.h"
#include "AST/VariableDefinition.h"
@@ -74,9 +75,9 @@ statement(A) ::= T_BEGIN statements(S) T_END. { A = S; }
statement(A) ::= vardef(V) T_SEMICOLON. { A = 1; /* V */ }
statement(A) ::= expr(E) T_SEMICOLON. { A = 1; /* E */ }
%type statements {int}
statements(A) ::= . { A = 0; }
statements(A) ::= statements(B) statement(C). { A = B + C; }
%type statements {StatementList*}
statements(A) ::= . { A = new StatementList(); }
statements(A) ::= statements(B) statement(C). { B->addStatement(C); A = B; }
%type expr {Expression*}
expr(A) ::= T_IDENTIFIER(ID) T_ASSIGN expr(E). { A = new AssignmentExpression(ID->getText(), E); }