mirrors/cdt
1
0
Fork 0
mirror of https://github.com/eclipse-cdt/cdt synced 2025-04-23 14:42:11 +02:00
Code Issues Wiki Activity

Bug 504004 - ReturnChecker should treat constructors and destructors as

Browse source 
void functions

Change-Id: I8d957abcade86224af1e7ae1b1456f6a8e5b3813
This commit is contained in:
Sergey Prigogin 2016-10-04 18:49:52 -07:00
parent 2a3a9d6b4b
commit ed0b384e9d
1 changed files with 16 additions and 12 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

28
codan/org.eclipse.cdt.codan.checkers/src/org/eclipse/cdt/codan/internal/checkers/ReturnChecker.java
View file

@ -106,7 +106,7 @@ public class ReturnChecker extends AbstractAstFunctionChecker {
if (returnValue != null) {
hasret = true;
}
if (!isVoid(func) && !isConstructorDestructor(func)) {
if (isNonVoid(func) && !isConstructorDestructor(func)) {
if (checkImplicitReturn(RET_NO_VALUE_ID) || isExplicitReturn(func)) {
if (returnValue == null)
reportProblem(RET_NO_VALUE_ID, ret);
@ -153,7 +153,7 @@ public class ReturnChecker extends AbstractAstFunctionChecker {
return; // If it is template get out of here.
ReturnStmpVisitor visitor = new ReturnStmpVisitor(func);
func.accept(visitor);
boolean nonVoid = !isVoid(func);
boolean nonVoid = isNonVoid(func);
if (nonVoid && !isMain(func)) {
// There a return but maybe it is only on one branch.
IASTStatement body = func.getBody();
@ -201,9 +201,6 @@ public class ReturnChecker extends AbstractAstFunctionChecker {
if (!checkImplicitReturn(RET_NORET_ID) && !isExplicitReturn(func)) {
return;
}
if (isConstructorDestructor(func)) {
return;
}
}
reportProblem(RET_NORET_ID, func.getDeclSpecifier());
@ -251,18 +248,25 @@ public class ReturnChecker extends AbstractAstFunctionChecker {
return getDeclSpecType(func) != IASTSimpleDeclSpecifier.t_unspecified;
}
public boolean isVoid(IASTFunctionDefinition func) {
/**
* Checks if the function has a return type other than void. Constructors and destructors
* don't have return type.
*
* @param func the function to check
* @return {@code true} if the function has a non void return type
*/
private boolean isNonVoid(IASTFunctionDefinition func) {
if (isConstructorDestructor(func))
return false;
int type = getDeclSpecType(func);
if (type == IASTSimpleDeclSpecifier.t_void) {
IASTFunctionDeclarator declarator = func.getDeclarator();
if (declarator.getPointerOperators().length == 0)
return true;
} else if (type == IASTSimpleDeclSpecifier.t_auto) {
if (isAutoVoid(func)) {
return true;
}
return false;
} else if (type == IASTSimpleDeclSpecifier.t_auto && isAutoVoid(func)) {
return false;
}
return false;
return true;
}
/**