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Fixed Bug 86316 [Parser] bad expression inside if statement causes parser to go crazy

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This commit is contained in:
John Camelon 2005-02-24 02:55:20 +00:00
parent 887dc877d4
commit 98c8876390
2 changed files with 23 additions and 15 deletions
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36
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/AbstractGNUSourceCodeParser.java
View file

@ -1837,7 +1837,6 @@ public abstract class AbstractGNUSourceCodeParser implements ISourceCodeParser {
if_loop: while (true) {
int so = consume(IToken.t_if).getOffset();
consume(IToken.tLPAREN);
boolean passedCondition = true;
IASTExpression condition = null;
try {
condition = condition();
@ -1851,20 +1850,27 @@ public abstract class AbstractGNUSourceCodeParser implements ISourceCodeParser {
p.setParent(ps);
p.setPropertyInParent(IASTProblemHolder.PROBLEM);
condition = ps;
failParseWithErrorHandling();
passedCondition = false;
if( LT(1) == IToken.tRPAREN )
consume();
else if( LT(2) == IToken.tRPAREN )
{
consume();
consume();
}
else
failParseWithErrorHandling();
}
IASTStatement thenClause = null;
if (passedCondition) {
thenClause = statement();
}
IASTStatement thenClause = statement();
IASTIfStatement new_if_statement = createIfStatement();
((ASTNode) new_if_statement).setOffset(so);
new_if_statement.setCondition(condition);
condition.setParent(new_if_statement);
condition.setPropertyInParent(IASTIfStatement.CONDITION);
if( condition != null ) // shouldn't be possible but failure in condition() makes it so
{
new_if_statement.setCondition(condition);
condition.setParent(new_if_statement);
condition.setPropertyInParent(IASTIfStatement.CONDITION);
}
if (thenClause != null) {
new_if_statement.setThenClause(thenClause);
thenClause.setParent(new_if_statement);
@ -1914,8 +1920,9 @@ public abstract class AbstractGNUSourceCodeParser implements ISourceCodeParser {
if_statement = new_if_statement;
}
} else {
((ASTNode) new_if_statement)
.setLength(calculateEndOffset(thenClause) - start);
if( thenClause != null )
((ASTNode) new_if_statement)
.setLength(calculateEndOffset(thenClause) - start);
if (if_statement != null) {
if_statement.setElseClause(new_if_statement);
new_if_statement.setParent(if_statement);
@ -1956,8 +1963,9 @@ public abstract class AbstractGNUSourceCodeParser implements ISourceCodeParser {
- r.getOffset());
} else {
ASTNode then_clause = (ASTNode) current.getThenClause();
r.setLength(then_clause.getOffset() + then_clause.getLength()
- r.getOffset());
if( then_clause != null )
r.setLength(then_clause.getOffset() + then_clause.getLength()
- r.getOffset());
}
if (current.getParent() != null
&& current.getParent() instanceof IASTIfStatement)

2
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPASTQualifiedName.java
View file

@ -114,7 +114,7 @@ public class CPPASTQualifiedName extends CPPASTNode implements
*/
public char[] toCharArray() {
if (names == null)
return "".toCharArray();
return "".toCharArray(); //$NON-NLS-1$
removeNullNames();
//count first