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LLL: do not allow empty variable names

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This commit is contained in:
Alex Beregszaszi 2017-06-22 00:40:55 +01:00
parent 79ed529b3f
commit 581aace501
1 changed files with 2 additions and 0 deletions
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2
liblll/CodeFragment.cpp
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@ -173,6 +173,8 @@ void CodeFragment::constructOperation(sp::utree const& _t, CompilerState& _s)
auto varAddress = [&](string const& n)
{
if (n.empty())
error<InvalidName>("Empty variable name not allowed");
auto it = _s.vars.find(n);
if (it == _s.vars.end())
error<InvalidName>(std::string("Symbol not found: ") + s);