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nixos-option: fix expression position calculation

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This was causing null pointer dereferences. Pattern copied from Nix
source code.
This commit is contained in:
Emily 2023-07-13 02:51:08 +01:00
parent ee5e438359
commit 775f683a5a
1 changed files with 1 additions and 1 deletions
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2
pkgs/tools/nix/nixos-option/nixos-option.cc
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@ -119,7 +119,7 @@ Out::Out(Out & o, const std::string & start, const std::string & end, LinePolicy
Value evaluateValue(Context & ctx, Value & v)
{
ctx.state.forceValue(v, v.attrs->pos);
ctx.state.forceValue(v, [&]() { return v.determinePos(nix::noPos); });
if (ctx.autoArgs.empty()) {
return v;
}