diff --git a/src/qtgui/advsearch_w.cpp b/src/qtgui/advsearch_w.cpp
index e218f176..4d9b1e8c 100644
--- a/src/qtgui/advsearch_w.cpp
+++ b/src/qtgui/advsearch_w.cpp
@@ -552,16 +552,16 @@ void AdvSearch::fromSearch(std::shared_ptr<SearchData> sdata)
 	maxDateDTE->setDate(date);
     }
 
-    if (sdata->m_maxSize != (size_t)-1 || sdata->m_minSize != (size_t)-1) {
+    if (sdata->m_maxSize != -1 || sdata->m_minSize != -1) {
 	filterSizesCB->setChecked(1);
 	QString sz;
-	if (sdata->m_minSize != (size_t)-1) {
+	if (sdata->m_minSize != -1) {
 	    sz.setNum(sdata->m_minSize);
 	    minSizeLE->setText(sz);
 	} else {
 	    minSizeLE->setText("");
 	}
-	if (sdata->m_maxSize != (size_t)-1) {
+	if (sdata->m_maxSize != -1) {
 	    sz.setNum(sdata->m_maxSize);
 	    maxSizeLE->setText(sz);
 	} else {
diff --git a/src/rcldb/searchdata.cpp b/src/rcldb/searchdata.cpp
index 4067d239..7292e96b 100644
--- a/src/rcldb/searchdata.cpp
+++ b/src/rcldb/searchdata.cpp
@@ -53,19 +53,6 @@ namespace Rcl {
 typedef  vector<SearchDataClause *>::iterator qlist_it_t;
 typedef  vector<SearchDataClause *>::const_iterator qlist_cit_t;
 
-void SearchData::commoninit()
-{
-    m_haveDates = false;
-    m_maxSize = size_t(-1);
-    m_minSize = size_t(-1);
-    m_haveWildCards = false;
-    m_autodiacsens = false;
-    m_autocasesens = true;
-    m_maxexp = 10000;
-    m_maxcl = 100000;
-    m_softmaxexpand = -1;
-}
-
 SearchData::~SearchData() 
 {
     LOGDEB0("SearchData::~SearchData\n" );
@@ -215,8 +202,8 @@ void SearchData::simplify()
         if (!clsubp->getSub()->m_filetypes.empty() || 
             !clsubp->getSub()->m_nfiletypes.empty() ||
             clsubp->getSub()->m_haveDates || 
-            clsubp->getSub()->m_maxSize != size_t(-1) ||
-            clsubp->getSub()->m_minSize != size_t(-1) ||
+            clsubp->getSub()->m_maxSize != -1 ||
+            clsubp->getSub()->m_minSize != -1 ||
             clsubp->getSub()->m_haveWildCards) {
             if (!clsubp->getSub()->m_query.empty())
                 continue;
@@ -229,9 +216,9 @@ void SearchData::simplify()
             if (clsubp->getSub()->m_haveDates && !m_haveDates) {
                 m_dates = clsubp->getSub()->m_dates;
             }
-            if (m_maxSize == size_t(-1))
+            if (m_maxSize == -1)
                 m_maxSize = clsubp->getSub()->m_maxSize;
-            if (m_minSize == size_t(-1))
+            if (m_minSize == -1)
                 m_minSize = clsubp->getSub()->m_minSize;
             m_haveWildCards = m_haveWildCards ||
                 clsubp->getSub()->m_haveWildCards;
@@ -305,8 +292,8 @@ void SearchData::dump(ostream& o) const
     o << dumptabs <<
         "SearchData: " << tpToString(m_tp) << " qs " << int(m_query.size()) << 
         " ft " << m_filetypes.size() << " nft " << m_nfiletypes.size() << 
-        " hd " << m_haveDates << " maxs " << int(m_maxSize) << " mins " << 
-        int(m_minSize) << " wc " << m_haveWildCards << "\n";
+        " hd " << m_haveDates << " maxs " << m_maxSize << " mins " << 
+        m_minSize << " wc " << m_haveWildCards << "\n";
     for (std::vector<SearchDataClause*>::const_iterator it =
              m_query.begin(); it != m_query.end(); it++) {
         o << dumptabs;
diff --git a/src/rcldb/searchdata.h b/src/rcldb/searchdata.h
index 654ae7af..1e01919d 100644
--- a/src/rcldb/searchdata.h
+++ b/src/rcldb/searchdata.h
@@ -81,11 +81,9 @@ public:
         : m_tp(tp), m_stemlang(stemlang) {
         if (m_tp != SCLT_OR && m_tp != SCLT_AND) 
             m_tp = SCLT_OR;
-        commoninit();
     }
     SearchData() 
         : m_tp(SCLT_AND) {
-        commoninit();
     }
     
     ~SearchData();
@@ -177,33 +175,33 @@ private:
 
     // Special stuff produced by input which looks like a clause but means
     // something else (date and size specs)
-    bool                      m_haveDates;
-    DateInterval              m_dates; // Restrict to date interval
-    int64_t                    m_maxSize;
-    int64_t                    m_minSize;
+    bool           m_haveDates{false};
+    DateInterval   m_dates; // Restrict to date interval
+    int64_t        m_maxSize{-1};
+    int64_t        m_minSize{-1};
 
     // Printable expanded version of the complete query, retrieved/set
     // from rcldb after the Xapian::setQuery() call
     std::string m_description; 
     // Error diag
     std::string m_reason;
-    bool   m_haveWildCards;
+    bool   m_haveWildCards{false};
     std::string m_stemlang;
 
     // Parameters set at the start of ToNativeQuery because they need
     // an rclconfig. Actually this does not make sense and it would be
     // simpler to just pass an rclconfig to the constructor;
-    bool m_autodiacsens;
-    bool m_autocasesens;
-    int m_maxexp;
-    int m_maxcl;
+    bool m_autodiacsens{false};
+    bool m_autocasesens{true};
+    int m_maxexp{10000};
+    int m_maxcl{100000};
 
     // Parameters which are not part of the main query data but may influence
     // translation in special cases.
     // Maximum TermMatch (e.g. wildcard) expansion. This is normally set
     // from the configuration with a high default, but may be set to a lower
     // value during "find-as-you-type" operations from the GUI
-    int m_softmaxexpand;
+    int m_softmaxexpand{-1};
 
     // Collapse bogus subqueries generated by the query parser, mostly
     // so that we can check if this is an autophrase candidate (else
@@ -214,8 +212,6 @@ private:
     bool clausesToQuery(Rcl::Db &db, SClType tp,     
                         std::vector<SearchDataClause*>& query,
                         string& reason, void *d);
-    void commoninit();
-
     /* Copyconst and assignment private and forbidden */
     SearchData(const SearchData &) {}
     SearchData& operator=(const SearchData&) {return *this;};
diff --git a/src/rcldb/searchdataxml.cpp b/src/rcldb/searchdataxml.cpp
index e0a465b1..41cb0fa3 100644
--- a/src/rcldb/searchdataxml.cpp
+++ b/src/rcldb/searchdataxml.cpp
@@ -139,10 +139,10 @@ string SearchData::asXML()
 	}
     }
 
-    if (m_minSize != size_t(-1)) {
+    if (m_minSize != -1) {
 	os << "<MIS>" << m_minSize << "</MIS>" << endl;
     }
-    if (m_maxSize != size_t(-1)) {
+    if (m_maxSize != -1) {
 	os << "<MAS>" << m_maxSize << "</MAS>" << endl;
     }