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Code Issues Wiki Activity

Instantiation of default template argument during argument deduction, bug 272848.

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This commit is contained in:
Markus Schorn 2009-05-13 10:20:57 +00:00
parent 63d41f2395
commit 264e4f5164
5 changed files with 28 additions and 11 deletions
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2
core/org.eclipse.cdt.core.tests/parser/org/eclipse/cdt/core/parser/tests/ast2/AST2TemplateTests.java
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@ -2265,7 +2265,7 @@ public class AST2TemplateTests extends AST2BaseTest {
// void test(A<int*> p) {
// f(p);
// }
public void _testFunctionTemplate_272848_2() throws Exception {
public void testFunctionTemplate_272848_2() throws Exception {
final String code = getAboveComment();
parseAndCheckBindings(code, ParserLanguage.CPP);
}

11
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/CPPDeferredClassInstance.java
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@ -22,6 +22,7 @@ import org.eclipse.cdt.core.dom.ast.cpp.ICPPClassTemplate;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPScope;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateArgument;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateDefinition;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateParameter;
import org.eclipse.cdt.core.parser.util.ObjectMap;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPTemplates;
@ -98,6 +99,16 @@ public class CPPDeferredClassInstance extends CPPUnknownClass implements ICPPDef
}
public CPPTemplateParameterMap getTemplateParameterMap() {
try {
ICPPTemplateParameter[] params = fClassTemplate.getTemplateParameters();
int size = Math.min(fArguments.length, params.length);
CPPTemplateParameterMap map = new CPPTemplateParameterMap(size);
for (int i = 0; i < size; i++) {
map.put(params[i], fArguments[i]);
}
return map;
} catch (DOMException e) {
}
return CPPTemplateParameterMap.EMPTY;
}

6
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/ICPPDeferredClassInstance.java
View file

@ -1,5 +1,5 @@
/*******************************************************************************
* Copyright (c) 2007, 2008 QNX Software Systems and others.
* Copyright (c) 2007, 2009 QNX Software Systems and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
@ -26,8 +26,8 @@ public interface ICPPDeferredClassInstance extends ICPPUnknownClassType, ICPPTem
ICPPClassTemplate getClassTemplate();
/**
* Returns an empty map, because template parameters cannot be mapped until
* all of the arguments are resolved.
* Returns the mapping of the template parameters of the primary class template to the
* arguments of this instance.
* @since 5.1
*/
public ICPPTemplateParameterMap getTemplateParameterMap();

2
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPTemplates.java
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@ -1661,7 +1661,7 @@ public class CPPTemplates {
pArg= tpars[i].getDefaultValue();
if (pArg == null)
return false;
pArg= instantiateArgument(pArg, map, null);
pArg= instantiateArgument(pArg, pInst.getTemplateParameterMap(), null);
}
if (!deduceTemplateParameterMap(pArg, aArgs[i], map))
return false;

18
core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/cpp/PDOMCPPDeferredClassInstance.java
View file

@ -29,7 +29,7 @@ import org.eclipse.cdt.core.dom.ast.cpp.ICPPMethod;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPScope;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateArgument;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateDefinition;
import org.eclipse.cdt.core.parser.util.ObjectMap;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateParameter;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPASTName;
import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPTemplateParameterMap;
import org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPDeferredClassInstance;
@ -201,13 +201,19 @@ class PDOMCPPDeferredClassInstance extends PDOMCPPSpecialization implements ICPP
return false;
}
@Override
public ObjectMap getArgumentMap() {
return ObjectMap.EMPTY_MAP;
}
@Override
public CPPTemplateParameterMap getTemplateParameterMap() {
try {
ICPPTemplateParameter[] params = getClassTemplate().getTemplateParameters();
ICPPTemplateArgument[] args = getTemplateArguments();
int size = Math.min(args.length, params.length);
CPPTemplateParameterMap map = new CPPTemplateParameterMap(size);
for (int i = 0; i < size; i++) {
map.put(params[i], args[i]);
}
return map;
} catch (DOMException e) {
}
return CPPTemplateParameterMap.EMPTY;
}