diff --git a/src/common/dynarray.cpp b/src/common/dynarray.cpp
index fbf3972fe3..db5396e0ad 100644
--- a/src/common/dynarray.cpp
+++ b/src/common/dynarray.cpp
@@ -100,7 +100,8 @@ void wxBaseArray::Grow()
     else
     {
       // add 50% but not too much
-      uint uiIncrement = m_uiSize >> 1;
+      uint uiIncrement = m_uiSize < WX_ARRAY_DEFAULT_INITIAL_SIZE 
+                         ? WX_ARRAY_DEFAULT_INITIAL_SIZE : m_uiSize >> 1;
       if ( uiIncrement > ARRAY_MAXSIZE_INCREMENT )
         uiIncrement = ARRAY_MAXSIZE_INCREMENT;
       m_uiSize += uiIncrement;
diff --git a/src/common/log.cpp b/src/common/log.cpp
index aba5c2c1f2..4eb067ff36 100644
--- a/src/common/log.cpp
+++ b/src/common/log.cpp
@@ -153,7 +153,7 @@ void wxLogVerbose(const char *szFormat, ...)
     // we check that all of mask bits are set in the current mask, so
     // that wxLogTrace(wxTraceRefCount | wxTraceOle) will only do something
     // if both bits are set.
-    if ( pLog != NULL && (pLog->GetTraceMask() & mask == mask) ) {
+    if ( pLog != NULL && ((pLog->GetTraceMask() & mask) == mask) ) {
       va_list argptr;
       va_start(argptr, szFormat);
       vsprintf(s_szBuf, szFormat, argptr);
diff --git a/src/common/string.cpp b/src/common/string.cpp
index ac64abaeb6..7e6e2270d7 100644
--- a/src/common/string.cpp
+++ b/src/common/string.cpp
@@ -1089,9 +1089,9 @@ wxArrayString::wxArrayString(const wxArrayString& src)
 // assignment operator
 wxArrayString& wxArrayString::operator=(const wxArrayString& src)
 {
-  Clear();
+  if ( m_nSize > 0 )
+    Clear();
 
-  m_nSize = 0;
   if ( src.m_nCount > ARRAY_DEFAULT_INITIAL_SIZE )
     Alloc(src.m_nCount);