LTRResultIterator: Define virtual destructor in .cpp file

This fixes compiler warnings from clang: src/ccmain/ltrresultiterator.h:48:16: warning: 'LTRResultIterator' has no out-of-line virtual method definitions; its vtable will be emitted in every translation unit [-Wweak-vtables] Signed-off-by: Stefan Weil <[email protected]>
tesseract-ocr · Sep 4, 2018 · d926655 · d926655
1 parent c635cdf
commit d926655
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diff --git a/src/ccmain/ltrresultiterator.cpp b/src/ccmain/ltrresultiterator.cpp
@@ -37,6 +37,8 @@ LTRResultIterator::LTRResultIterator(PAGE_RES* page_res, Tesseract* tesseract,
     paragraph_separator_("\n") {
 }
 
+LTRResultIterator::~LTRResultIterator() = default;
+
 // Returns the null terminated UTF-8 encoded text string for the current
 // object at the given level. Use delete [] to free after use.
 char* LTRResultIterator::GetUTF8Text(PageIteratorLevel level) const {

diff --git a/src/ccmain/ltrresultiterator.h b/src/ccmain/ltrresultiterator.h
@@ -65,7 +65,7 @@ class TESS_API LTRResultIterator : public PageIterator {
                     int rect_left, int rect_top,
                     int rect_width, int rect_height);
 
-  virtual ~LTRResultIterator() = default;
+  virtual ~LTRResultIterator();
 
   // LTRResultIterators may be copied! This makes it possible to iterate over
   // all the objects at a lower level, while maintaining an iterator to