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Check for unnecessary semicolons after blocks.

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This commit is contained in:
Roberto Raggi
2009-12-07 15:00:37 +01:00
parent 24a4590767
commit f618a9a296
1 changed files with 12 additions and 1 deletions
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13
src/shared/cplusplus/CheckStatement.cpp
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@@ -107,8 +107,19 @@ bool CheckStatement::visit(CompoundStatementAST *ast)
ast->symbol = block; ast->symbol = block;
_scope->enterSymbol(block); _scope->enterSymbol(block);
Scope *previousScope = switchScope(block->members()); Scope *previousScope = switchScope(block->members());
StatementAST *previousStatement = 0;
for (StatementListAST *it = ast->statement_list; it; it = it->next) { for (StatementListAST *it = ast->statement_list; it; it = it->next) {
semantic()->check(it->value, _scope); StatementAST *statement = it->value;
semantic()->check(statement, _scope);
if (statement && previousStatement) {
ExpressionStatementAST *expressionStatement = statement->asExpressionStatement();
CompoundStatementAST *compoundStatement = previousStatement->asCompoundStatement();
if (expressionStatement && ! expressionStatement->expression && compoundStatement && compoundStatement->rbrace_token)
translationUnit()->warning(compoundStatement->rbrace_token, "unnecessary semicolon after block");
}
previousStatement = statement;
} }
(void) switchScope(previousScope); (void) switchScope(previousScope);
return false; return false;