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authorShea Levy <shea@shealevy.com>2012-07-24T16·05-0400
committerEelco Dolstra <eelco.dolstra@logicblox.com>2012-07-25T13·30-0400
commitf5954e2d940c3a41a6ed0cad45660e254eb381a3 (patch)
tree3664c3e7ff261dcc413538222c86f1716eccb559 /src
parent1ef2d5765be35c3d3c13a2aea8748166f576ec8b (diff)
prim_import: When importing .drvs, allocate the intermediate attrset on the heap just in case it escapes the stack frame.
Diffstat (limited to 'src')
-rw-r--r--src/libexpr/primops.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libexpr/primops.cc b/src/libexpr/primops.cc
index 2ab3eda53f43..0d4efc47e6d6 100644
--- a/src/libexpr/primops.cc
+++ b/src/libexpr/primops.cc
@@ -61,7 +61,7 @@ static void prim_import(EvalState & state, Value * * args, Value & v)
 
     if (isStorePath(path) && store->isValidPath(path) && isDerivation(path)) {
         Derivation drv = parseDerivation(readFile(path));
-        Value w;
+        Value & w = *state.allocValue();
         state.mkAttrs(w, 1 + drv.outputs.size());
         mkString(*state.allocAttr(w, state.sDrvPath), path, singleton<PathSet>("=" + path));
         state.mkList(*state.allocAttr(w, state.symbols.create("outputs")), drv.outputs.size());