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Code Issues Wiki Activity

Bug 316309: unwind typedef for void

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This commit is contained in:
Alena Laskavaia 2010-06-17 00:23:02 +00:00
parent dbaa224228
commit d570162453
1 changed files with 10 additions and 0 deletions
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10
codan/org.eclipse.cdt.codan.checkers/src/org/eclipse/cdt/codan/internal/checkers/ReturnChecker.java
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@ -12,6 +12,7 @@ package org.eclipse.cdt.codan.internal.checkers;
import java.util.Iterator; import java.util.Iterator;
import org.eclipse.cdt.codan.core.cxx.CxxAstUtils;
import org.eclipse.cdt.codan.core.cxx.model.AbstractAstFunctionChecker; import org.eclipse.cdt.codan.core.cxx.model.AbstractAstFunctionChecker;
import org.eclipse.cdt.codan.core.cxx.model.CxxModelsCache; import org.eclipse.cdt.codan.core.cxx.model.CxxModelsCache;
import org.eclipse.cdt.codan.core.model.IProblem; import org.eclipse.cdt.codan.core.model.IProblem;
@ -29,8 +30,10 @@ import org.eclipse.cdt.core.dom.ast.IASTReturnStatement;
import org.eclipse.cdt.core.dom.ast.IASTSimpleDeclSpecifier; import org.eclipse.cdt.core.dom.ast.IASTSimpleDeclSpecifier;
import org.eclipse.cdt.core.dom.ast.IASTStatement; import org.eclipse.cdt.core.dom.ast.IASTStatement;
import org.eclipse.cdt.core.dom.ast.IBasicType; import org.eclipse.cdt.core.dom.ast.IBasicType;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.IType; import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.dom.ast.c.ICASTSimpleDeclSpecifier; import org.eclipse.cdt.core.dom.ast.c.ICASTSimpleDeclSpecifier;
import org.eclipse.cdt.core.dom.ast.c.ICASTTypedefNameSpecifier;
/** /**
* The checker suppose to find issue related to mismatched return value/function * The checker suppose to find issue related to mismatched return value/function
@ -186,6 +189,13 @@ public class ReturnChecker extends AbstractAstFunctionChecker {
int type = -1; int type = -1;
if (declSpecifier instanceof IASTSimpleDeclSpecifier) { if (declSpecifier instanceof IASTSimpleDeclSpecifier) {
type = ((IASTSimpleDeclSpecifier) declSpecifier).getType(); type = ((IASTSimpleDeclSpecifier) declSpecifier).getType();
} else if (declSpecifier instanceof ICASTTypedefNameSpecifier) {
IBinding binding = ((ICASTTypedefNameSpecifier) declSpecifier)
.getName().resolveBinding();
IType utype = CxxAstUtils.getInstance().unwindTypedef(
(IType) binding);
if (isVoid(utype))
return IASTSimpleDeclSpecifier.t_void;
} }
return type; return type;
} }