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Bug 45203. Added a test.

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This commit is contained in:
Sergey Prigogin 2013-08-05 11:47:30 -07:00
parent a9914d3620
commit 44dab709d9
2 changed files with 41 additions and 29 deletions
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20
core/org.eclipse.cdt.ui.tests/ui/org/eclipse/cdt/ui/tests/refactoring/includes/BindingClassifierTest.java
View file

@ -208,13 +208,31 @@ public class BindingClassifierTest extends OneSourceMultipleHeadersTestCase {
// void test() {
// f("");
// }
public void testFunctionCallWithTypeConversion() throws Exception {
public void testFunctionCallWithTypeConversion_1() throws Exception {
IPreferenceStore preferenceStore = getPreferenceStore();
preferenceStore.setValue(PreferenceConstants.FORWARD_DECLARE_FUNCTIONS, true);
// A header declaring the function is responsible for defining the parameter type that
// provides constructor that can be used for implicit conversion.
assertDefined();
assertDeclared("f");
}
// struct A {};
// struct B { operator A(); };
// void f(A p);
// void test(B b) {
// f(b);
// }
public void testFunctionCallWithTypeConversion_2() throws Exception {
IPreferenceStore preferenceStore = getPreferenceStore();
preferenceStore.setValue(PreferenceConstants.FORWARD_DECLARE_FUNCTIONS, true);
// A header declaring the function is not responsible for defining the parameter type since
// the implicit conversion from B to A is provided externally to parameter type.
assertDefined("A", "B");
assertDeclared("f");
}
// struct A {};
// struct B {};

38
core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/refactoring/includes/BindingClassifier.java
View file

@ -162,18 +162,22 @@ public class BindingClassifier {
IParameter[] parameters = function.getParameters();
for (int i = 0; i < parameters.length; i++) {
IType parameterType = parameters[i].getType();
IType argumentType = null;
parameterType = getNestedType(parameterType, REF | ALLCVQ);
IASTInitializerClause argument = null;
boolean canBeDeclared = false;
if (i >= arguments.length) {
// This is a default value parameter. The function call itself doesn't need
// a definition of this parameter type.
canBeDeclared = true;
} else {
// This argument is present within the function call expression.
// It's therefore not a default parameter.
argument = arguments[i];
if (parameterType instanceof IPointerType || parameterType instanceof ICPPReferenceType) {
// The declared parameter type is a pointer or reference type. A declaration is
// sufficient if it matches the actual parameter type.
parameterType = getNestedType(parameterType, REF | ALLCVQ);
if (i < arguments.length) {
// This argument is present within the function call expression.
// It's therefore not a default parameter.
IASTInitializerClause argument = arguments[i];
if (argument instanceof IASTExpression) {
argumentType = ((IASTExpression) argument).getExpressionType();
IType argumentType = ((IASTExpression) argument).getExpressionType();
argumentType = getNestedType(argumentType, REF | ALLCVQ);
if (parameterType instanceof IPointerType && argumentType instanceof IPointerType) {
@ -184,10 +188,6 @@ public class BindingClassifier {
canBeDeclared = true;
}
}
} else {
// This is a default value parameter. The function call itself doesn't need
// a definition of this parameter type.
canBeDeclared = true;
}
}
@ -196,23 +196,17 @@ public class BindingClassifier {
// because this type doesn't appear within the AST.
declareType(parameterType);
} else {
parameterType = getNestedType(parameterType, REF | ALLCVQ);
if (i < arguments.length) {
// This argument is present within the function call expression.
// It's therefore not a default parameter.
IASTInitializerClause argument = arguments[i];
assert argument != null;
if (argument instanceof IASTExpression) {
argumentType = ((IASTExpression) argument).getExpressionType();
IType argumentType = ((IASTExpression) argument).getExpressionType();
// The type of the argument requires a full definition.
defineTypeExceptTypedefOrNonFixedEnum(argumentType);
}
}
// As a matter of policy, a header declaring the function is responsible for
// defining parameter types that allow implicit conversion.
if (i >= arguments.length ||
!(parameterType instanceof ICPPClassType) ||
if (!(parameterType instanceof ICPPClassType) ||
fAst.getDeclarationsInAST(function).length != 0 ||
!hasConvertingConstructor((ICPPClassType) parameterType, arguments[i])) {
!hasConvertingConstructor((ICPPClassType) parameterType, argument)) {
defineTypeExceptTypedefOrNonFixedEnum(parameterType);
}
}
@ -236,7 +230,7 @@ public class BindingClassifier {
lookupData.qualified = true;
try {
IBinding constructor = CPPSemantics.resolveFunction(lookupData, ClassTypeHelper.getConstructors(classType, argument), false);
if (constructor instanceof ICPPConstructor)
if (constructor instanceof ICPPConstructor && !((ICPPConstructor) constructor).isExplicit())
return true;
} catch (DOMException e) {
}