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Update parser to make 'sync' a statement, not an expr.

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This commit is contained in:
Matt Pharr
2011-09-23 20:33:05 -07:00
parent fade1cdf1d
commit 649f2ad7b7
1 changed files with 7 additions and 2 deletions
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9
parse.yy
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@@ -177,6 +177,7 @@ static const char *lParamListTokens[] = {
%type <stmt> statement labeled_statement compound_statement for_init_statement %type <stmt> statement labeled_statement compound_statement for_init_statement
%type <stmt> expression_statement selection_statement iteration_statement %type <stmt> expression_statement selection_statement iteration_statement
%type <stmt> jump_statement statement_list declaration_statement print_statement %type <stmt> jump_statement statement_list declaration_statement print_statement
%type <stmt> sync_statement
%type <declaration> declaration parameter_declaration %type <declaration> declaration parameter_declaration
%type <declarators> init_declarator_list %type <declarators> init_declarator_list
@@ -436,8 +437,6 @@ assignment_expression
expression expression
: assignment_expression : assignment_expression
| TOKEN_SYNC
{ $$ = new SyncExpr(@1); }
| expression ',' assignment_expression | expression ',' assignment_expression
{ $$ = new BinaryExpr(BinaryExpr::Comma, $1, $3, @2); } { $$ = new BinaryExpr(BinaryExpr::Comma, $1, $3, @2); }
; ;
@@ -1023,6 +1022,7 @@ statement
| jump_statement | jump_statement
| declaration_statement | declaration_statement
| print_statement | print_statement
| sync_statement
| error | error
{ {
std::vector<std::string> builtinTokens; std::vector<std::string> builtinTokens;
@@ -1163,6 +1163,11 @@ jump_statement
{ $$ = new ReturnStmt($2, true, @1); } { $$ = new ReturnStmt($2, true, @1); }
; ;
sync_statement
: TOKEN_SYNC
{ $$ = new ExprStmt(new SyncExpr(@1), @1); }
;
print_statement print_statement
: TOKEN_PRINT '(' string_constant ')' : TOKEN_PRINT '(' string_constant ')'
{ {