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OCD performance fix: {find,count}+insert => insert

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Eelco Dolstra 2019-10-09 15:51:52 +02:00
parent e6e61f0a54
commit 99b73fb507
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16 changed files with 32 additions and 65 deletions
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3
src/libexpr/get-drvs.cc
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@ -277,8 +277,7 @@ static bool getDerivation(EvalState & state, Value & v,
/* Remove spurious duplicates (e.g., a set like `rec { x =
derivation {...}; y = x;}'. */
if (done.find(v.attrs) != done.end()) return false;
done.insert(v.attrs);
if (!done.insert(v.attrs).second) return false;
DrvInfo drv(state, attrPath, v.attrs);