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Fix crash occuring when searching backward in an empty list

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This commit is contained in:
Andrzej Rybczak
2016-08-17 17:27:16 +02:00
parent 0465962409
commit e657089b30
2 changed files with 6 additions and 0 deletions
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1
NEWS
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@@ -2,6 +2,7 @@ ncmpcpp-0.7.5 (????-??-??)
* Action chains can be now used for seeking. * Action chains can be now used for seeking.
* Fixed fetching artist info from last.fm. * Fixed fetching artist info from last.fm.
* Default value of regular_expressions was changed from 'basic' to 'perl' to work around boost issue (#12222). * Default value of regular_expressions was changed from 'basic' to 'perl' to work around boost issue (#12222).
* Fixed crash occuring when searching backward in an empty list.
ncmpcpp 0.7.4 (2016-04-17) ncmpcpp 0.7.4 (2016-04-17)
* Fetching lyrics from lyricwiki.org was fixed. * Fetching lyrics from lyricwiki.org was fixed.

5
src/helpers.h
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@@ -35,6 +35,11 @@ template <typename Iterator, typename PredicateT>
Iterator wrappedSearch(Iterator begin, Iterator current, Iterator end, Iterator wrappedSearch(Iterator begin, Iterator current, Iterator end,
const PredicateT &pred, bool wrap, bool skip_current) const PredicateT &pred, bool wrap, bool skip_current)
{ {
if (begin == end)
{
assert(current == end);
return begin;
}
if (skip_current) if (skip_current)
++current; ++current;
auto it = std::find_if(current, end, pred); auto it = std::find_if(current, end, pred);