[Libreoffice-commits] .: 2 commits - compilerplugins/clang

[Libreoffice Gerrit user]

 compilerplugins/clang/unusedvariablecheck.cxx |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

New commits:
commit d1eee073ebcd2d4a99209bb12ab13a7cafbb5a89
Author: Luboš Luňák <l.lunak at suse.cz>
Date:   Fri Oct 12 13:09:08 2012 +0200

    avoid crash on pointers to functions
    
    Clang's dyn_cast<> crashes on NULL, and getParentFunctionOrMethod() is NULL
    if the parameter is a part of a pointer-to-function declaration.
    
    Change-Id: Iee9eef488746f9a46bc090df8d318f27ad65f0ef

diff --git a/compilerplugins/clang/unusedvariablecheck.cxx b/compilerplugins/clang/unusedvariablecheck.cxx
index 65cac75..7d9a170 100644
--- a/compilerplugins/clang/unusedvariablecheck.cxx
+++ b/compilerplugins/clang/unusedvariablecheck.cxx
@@ -83,7 +83,7 @@ bool UnusedVariableCheck::VisitNamedDecl( NamedDecl* declaration )
                     return true; // unnamed parameter -> unused
                 // If this declaration does not have a body, then the parameter is indeed not used,
                 // so ignore.
-                if( const FunctionDecl* func = dyn_cast< FunctionDecl >( param->getParentFunctionOrMethod()))
+                if( const FunctionDecl* func = dyn_cast_or_null< FunctionDecl >( param->getParentFunctionOrMethod()))
                     if( !func->doesThisDeclarationHaveABody())
                         return true;
                 report( DiagnosticsEngine::Warning, "unused parameter %0 [loplugin]",
commit 9c0304f5a725ad0a58afecb96862ecd298ffec06
Author: Luboš Luňák <l.lunak at suse.cz>
Date:   Fri Oct 12 12:59:31 2012 +0200

    do not report unnamed parameters as unused
    
    Change-Id: I0cc44354085fbee15aa94d23c29830fd40e8d939

diff --git a/compilerplugins/clang/unusedvariablecheck.cxx b/compilerplugins/clang/unusedvariablecheck.cxx
index f291632..65cac75 100644
--- a/compilerplugins/clang/unusedvariablecheck.cxx
+++ b/compilerplugins/clang/unusedvariablecheck.cxx
@@ -79,6 +79,8 @@ bool UnusedVariableCheck::VisitNamedDecl( NamedDecl* declaration )
             {
             if( const ParmVarDecl* param = dyn_cast< ParmVarDecl >( var ))
                 {
+                if( !param->getDeclName())
+                    return true; // unnamed parameter -> unused
                 // If this declaration does not have a body, then the parameter is indeed not used,
                 // so ignore.
                 if( const FunctionDecl* func = dyn_cast< FunctionDecl >( param->getParentFunctionOrMethod()))