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Code Issues Wiki Activity

Correct parsing of typeof-expressions, bug 226492.

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This commit is contained in:
Markus Schorn 2008-04-10 16:14:43 +00:00
parent 1e97408e2b
commit b74edd50a1
2 changed files with 16 additions and 7 deletions
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9
core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2Tests.java
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@ -4478,6 +4478,15 @@ public class AST2Tests extends AST2BaseTest {
// void test(int count) {
// __typeof__(count) a= 1;
// int ret0 = ((__typeof__(count)) 1);
// }
public void testTypeofUnaryExpression_Bug226492() throws Exception {
final String code = getAboveComment();
parseAndCheckBindings(code, ParserLanguage.C, true);
parseAndCheckBindings(code, ParserLanguage.CPP, true);
}
// void test(int count) {
// typeof(count==1) a= 1;
// }
public void testTypeofExpression_Bug226492() throws Exception {
final String code = getAboveComment();

14
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/AbstractGNUSourceCodeParser.java
View file

@ -850,15 +850,15 @@ public abstract class AbstractGNUSourceCodeParser implements ISourceCodeParser {
BacktrackException {
int offset = consume().getOffset(); // t_typeof
IASTTypeId d = null;
IASTExpression unaryExpression = null;
IASTExpression expression = null;
int lastOffset = 0;
// prefer unary expressions over type-expressions
// prefer expressions over type-ids
if (LT(1) == IToken.tLPAREN && LT(2) != IToken.tLBRACE) {
consume();
final IToken m = mark();
try {
unaryExpression= unaryExpression();
expression= expression();
}
catch (BacktrackException e) {
backup(m);
@ -868,14 +868,14 @@ public abstract class AbstractGNUSourceCodeParser implements ISourceCodeParser {
}
lastOffset = consume(IToken.tRPAREN).getEndOffset();
} else {
unaryExpression = unaryExpression();
lastOffset = calculateEndOffset(unaryExpression);
expression = unaryExpression();
lastOffset = calculateEndOffset(expression);
}
if (d != null)
return buildTypeIdExpression(IGNUASTTypeIdExpression.op_typeof, d, offset, lastOffset);
if (unaryExpression != null)
return buildUnaryExpression(IGNUASTUnaryExpression.op_typeof, unaryExpression, offset, lastOffset);
if (expression != null)
return buildUnaryExpression(IGNUASTUnaryExpression.op_typeof, expression, offset, lastOffset);
return null;
}