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Bug 424765 - Implicit conversion from lambda to function pointer not

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Change-Id: I33ae542ef428005dd2eaa5ca8010f53f04f54a27
Signed-off-by: Nathan Ridge <zeratul976@hotmail.com>
Reviewed-on: https://git.eclipse.org/r/20926
Tested-by: Hudson CI
Reviewed-by: Sergey Prigogin <eclipse.sprigogin@gmail.com>
IP-Clean: Sergey Prigogin <eclipse.sprigogin@gmail.com>
Tested-by: Sergey Prigogin <eclipse.sprigogin@gmail.com>
This commit is contained in:
Nathan Ridge 2014-01-22 03:07:52 -05:00 • committed by Sergey Prigogin
parent 0c3bdb4d24
commit 19c4c3d788
2 changed files with 29 additions and 9 deletions
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9
core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2CPPTests.java
View file

@ -10479,4 +10479,13 @@ public class AST2CPPTests extends AST2TestBase {
public void testFieldWithSameNameAsClass_326750() throws Exception {
parseAndCheckBindings();
}
// void waldo(void(*)());
//
// int main() {
// waldo([](){});
// }
public void testConversionFromLambdaToFunctionPointer_424765() throws Exception {
parseAndCheckBindings();
}
}

29
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/SemanticUtil.java
View file

@ -61,6 +61,7 @@ import org.eclipse.cdt.core.parser.util.CharArrayUtils;
import org.eclipse.cdt.core.parser.util.ObjectSet;
import org.eclipse.cdt.internal.core.dom.parser.ITypeContainer;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPASTTranslationUnit;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPClosureType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPFunctionType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPPointerToMemberType;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPPointerType;
@ -99,31 +100,41 @@ public class SemanticUtil {
/**
* Returns an array of ICPPMethod objects representing all conversion operators
* declared by the specified class. This does not include inherited methods. Conversion
* operators cannot be implicit.
* declared by the specified class, and the implicitly generated conversion
* operator for a closure type. This does not include inherited methods.
* @param clazz
* @return an array of conversion operators.
*/
public static final ICPPMethod[] getDeclaredConversionOperators(ICPPClassType clazz, IASTNode point) throws DOMException {
ICPPMethod[] methods= ICPPMethod.EMPTY_CPPMETHOD_ARRAY;
ICPPMethod[] conversionOps= ICPPMethod.EMPTY_CPPMETHOD_ARRAY;
if (clazz instanceof ICPPDeferredClassInstance) {
clazz= (ICPPClassType) ((ICPPDeferredClassInstance) clazz).getTemplateDefinition();
}
ICPPMethod[] decs= ClassTypeHelper.getDeclaredMethods(clazz, point);
if (decs != null) {
for (ICPPMethod method : decs) {
ICPPMethod[] methods;
// For a closure type, getDeclaredMethods() does not return the conversion
// operator because it is implicitly generated. We can use getMethods()
// however as a closure type does not have base classes.
// A new API ICPPClosureType.getNoninheritedMethods() might be more
// appropriate here.
if (clazz instanceof CPPClosureType) {
methods = ClassTypeHelper.getMethods(clazz, point);
} else {
methods = ClassTypeHelper.getDeclaredMethods(clazz, point);
}
if (methods != null) {
for (ICPPMethod method : methods) {
if (isConversionOperator(method)) {
methods= ArrayUtil.append(methods, method);
conversionOps= ArrayUtil.append(conversionOps, method);
}
}
}
return methods;
return conversionOps;
}
/**
* Returns an array of ICPPMethod objects representing all conversion operators
* declared by the specified class and its ancestors. This includes inherited
* methods. Conversion operators cannot be implicit.
* methods, and the implicitly generated conversion operator for a closure type.
* @param clazz
* @return an array of conversion operators.
*/