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Fix a (bogus) warning with gcc 4.4

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Fix an incorrect warning: 'bm may be used uninitialized'
with the old but still commonly used gcc 4.4

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba 2012-01-16 10:11:52 +01:00
parent 4a4513d126
commit db57b5f8f4
1 changed files with 8 additions and 6 deletions
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12
src/search.cpp
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@ -249,7 +249,6 @@ void Search::think() {
static Book book; // Defined static to initialize the PRNG only once static Book book; // Defined static to initialize the PRNG only once
Move bm;
Position& pos = RootPosition; Position& pos = RootPosition;
Chess960 = pos.is_chess960(); Chess960 = pos.is_chess960();
elapsed_time(true); elapsed_time(true);
@ -266,13 +265,16 @@ void Search::think() {
goto finalize; goto finalize;
} }
if ( Options["OwnBook"] if (Options["OwnBook"])
&& (bm = book.probe(pos, Options["Book File"], Options["Best Book Move"])) != MOVE_NONE
&& count(RootMoves.begin(), RootMoves.end(), bm))
{ {
std::swap(RootMoves[0], *find(RootMoves.begin(), RootMoves.end(), bm)); Move bookMove = book.probe(pos, Options["Book File"], Options["Best Book Move"]);
if (bookMove && count(RootMoves.begin(), RootMoves.end(), bookMove))
{
std::swap(RootMoves[0], *find(RootMoves.begin(), RootMoves.end(), bookMove));
goto finalize; goto finalize;
} }
}
// Read UCI options: GUI could change UCI parameters during the game // Read UCI options: GUI could change UCI parameters during the game
read_evaluation_uci_options(pos.side_to_move()); read_evaluation_uci_options(pos.side_to_move());