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[NFC] Use an llvm::DenseMap instead of std::map in CategorizedHelpPrinter::printOptions

This commit is contained in:
serge-sans-paille 2022-01-25 15:48:51 -05:00
parent 5b55e733a9
commit 6427f4c52c
1 changed files with 1 additions and 6 deletions
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7
llvm/lib/Support/CommandLine.cpp
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@ -45,7 +45,6 @@
#include "llvm/Support/VirtualFileSystem.h"
#include "llvm/Support/raw_ostream.h"
#include <cstdlib>
#include <map>
#include <string>
using namespace llvm;
using namespace cl;
@ -2339,7 +2338,7 @@ public:
protected:
void printOptions(StrOptionPairVector &Opts, size_t MaxArgLen) override {
std::vector<OptionCategory *> SortedCategories;
std::map<OptionCategory *, std::vector<Option *>> CategorizedOptions;
DenseMap<OptionCategory *, std::vector<Option *>> CategorizedOptions;
// Collect registered option categories into vector in preparation for
// sorting.
@ -2351,10 +2350,6 @@ protected:
array_pod_sort(SortedCategories.begin(), SortedCategories.end(),
OptionCategoryCompare);
// Create map to empty vectors.
for (OptionCategory *Category : SortedCategories)
CategorizedOptions[Category] = std::vector<Option *>();
// Walk through pre-sorted options and assign into categories.
// Because the options are already alphabetically sorted the
// options within categories will also be alphabetically sorted.