diff options
Diffstat (limited to 'src/libexpr/get-drvs.cc')
| -rw-r--r-- | src/libexpr/get-drvs.cc | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/src/libexpr/get-drvs.cc b/src/libexpr/get-drvs.cc index 21a4d7917..4e22a1d77 100644 --- a/src/libexpr/get-drvs.cc +++ b/src/libexpr/get-drvs.cc @@ -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); |