Fix various compiler warnings

4 files changed, 5 insertions, 9 deletions

diff --git a/apt-pkg/cachefilter-patterns.h b/apt-pkg/cachefilter-patterns.h
index 2071c80b3..0c0dafa15 100644
--- a/apt-pkg/cachefilter-patterns.h
+++ b/apt-pkg/cachefilter-patterns.h
@@ -261,7 +261,7 @@ struct APT_HIDDEN PackageIsVirtual : public PackageMatcher
 
 struct APT_HIDDEN VersionAnyMatcher : public Matcher
 {
-   bool operator()(pkgCache::GrpIterator const &Grp) override { return false; }
+   bool operator()(pkgCache::GrpIterator const &) override { return false; }
    bool operator()(pkgCache::VerIterator const &Ver) override = 0;
    bool operator()(pkgCache::PkgIterator const &Pkg) override
    {
diff --git a/apt-pkg/contrib/strutl.cc b/apt-pkg/contrib/strutl.cc
index 70befdc48..972472986 100644
--- a/apt-pkg/contrib/strutl.cc
+++ b/apt-pkg/contrib/strutl.cc
@@ -1044,10 +1044,6 @@ static time_t timegm(struct tm *t)
    we allow them here to to be able to reuse the method. Either way, a date
    must be in UTC or parsing will fail. Previous implementations of this
    method used to ignore the timezone and assume always UTC. */
-bool RFC1123StrToTime(const char* const str,time_t &time)
-{
-   return RFC1123StrToTime(std::string(str), time);
-}
 bool RFC1123StrToTime(std::string const &str,time_t &time)
 {
    unsigned short day = 0;
diff --git a/apt-pkg/edsp/edspsystem.h b/apt-pkg/edsp/edspsystem.h
index 9e34345cd..33f06c4d5 100644
--- a/apt-pkg/edsp/edspsystem.h
+++ b/apt-pkg/edsp/edspsystem.h
@@ -42,7 +42,7 @@ public:
    std::vector<std::string> ArchitecturesSupported() const override { return {}; };
 
    bool LockInner() override { return _error->Error("LockInner is not implemented"); };
-   bool UnLockInner(bool NoErrors=false) override { return _error->Error("UnLockInner is not implemented"); };
+   bool UnLockInner(bool) override { return _error->Error("UnLockInner is not implemented"); };
    bool IsLocked() override { return true; };
 
    explicit edspLikeSystem(char const * const Label);
diff --git a/apt-pkg/metaindex.cc b/apt-pkg/metaindex.cc
index 06db06f83..fc03f3db0 100644
--- a/apt-pkg/metaindex.cc
+++ b/apt-pkg/metaindex.cc
@@ -131,17 +131,17 @@ void metaIndex::swapLoad(metaIndex * const OldMetaIndex)		/*{{{*/
 }
 									/*}}}*/
 
-bool metaIndex::IsArchitectureSupported(std::string const &arch) const	/*{{{*/
+bool metaIndex::IsArchitectureSupported(std::string const &) const	/*{{{*/
 {
    return true;
 }
 									/*}}}*/
-bool metaIndex::IsArchitectureAllSupportedFor(IndexTarget const &target) const/*{{{*/
+bool metaIndex::IsArchitectureAllSupportedFor(IndexTarget const &) const/*{{{*/
 {
    return true;
 }
 									/*}}}*/
-bool metaIndex::HasSupportForComponent(std::string const &component) const/*{{{*/
+bool metaIndex::HasSupportForComponent(std::string const &) const/*{{{*/
 {
    return true;
 }