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don't use count + insert, just do insert + failure. Also, instead of deleting from
the middle of a vector, swap the last element in and pop_back. Also saves 330 bytes :) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82365 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -1051,14 +1051,17 @@ public:
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std::ptr_fun(ShowHidden ? isReallyHidden : isHidden)),
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Opts.end());
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// Eliminate duplicate entries in table (from enum flags options, f.e.)
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// Eliminate duplicate entries in table (from enum flags options, f.e.).
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{ // Give OptionSet a scope
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SmallPtrSet<Option*, 32> OptionSet;
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for (unsigned i = 0; i != Opts.size(); ++i)
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if (OptionSet.count(Opts[i]) == 0)
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OptionSet.insert(Opts[i]); // Add new entry to set
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else
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Opts.erase(Opts.begin()+i--); // Erase duplicate
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for (unsigned i = 0; i != Opts.size(); ++i) {
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if (OptionSet.insert(Opts[i])) // Add new entry to set
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continue;
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// Erase duplicate.
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Opts[i] = Opts.back();
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Opts.pop_back();
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--i;
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}
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}
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if (ProgramOverview)
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